# Tella

- [Welcome to Tella](https://www.tella.com/docs/help/introduction/welcome.md): Record, edit, and share beautiful videos — right from your browser.
- [Getting started with Tella](https://www.tella.com/docs/help/introduction/getting-started.md): What to expect when you first sign up — the onboarding steps and what each one does.
- [Video tutorials](https://www.tella.com/docs/help/introduction/tutorials.md): Learn Tella by watching short video walkthroughs.
- [FAQ](https://www.tella.com/docs/help/introduction/faq.md): Frequently asked questions about Tella.
- [Glossary](https://www.tella.com/docs/help/introduction/glossary.md): Key terms and concepts in Tella.
- [Keyboard shortcuts](https://www.tella.com/docs/help/tips/keyboard-shortcuts.md): A complete reference of all keyboard shortcuts available in the Tella video editor, player, and recorder.
- [Command menu](https://www.tella.com/docs/help/tips/command-menu.md): Quickly find and run available actions from a searchable menu.
- [Record a video using the web app](https://www.tella.com/docs/help/recording/record-a-video-using-the-web-app.md): Record from your browser with camera, microphone, screen sharing, quick mode, and clips in Tella.
- [Record a video using the Chrome extension](https://www.tella.com/docs/help/recording/record-a-video-using-the-chrome-extension.md): How to record your screen and camera with the Tella Chrome extension, from any tab.
- [Record a video using the Mac app](https://www.tella.com/docs/help/recording/record-a-video-using-the-mac-app.md): Record native 4K screen recordings with system audio using the Tella Mac app.
- [Mac app system requirements](https://www.tella.com/docs/help/mac-app/mac-app-system-requirements.md): Minimum requirements to install and run the Tella Mac app.
- [Record a video using the Windows app](https://www.tella.com/docs/help/recording/record-a-video-using-the-windows-app.md): Record native 4K screen recordings with system audio using the Tella Windows app.
- [Windows app system requirements](https://www.tella.com/docs/help/windows-app/windows-app-system-requirements.md): Minimum requirements to install and run the Tella Windows app.
- [Can I use Tella on my phone or iPad?](https://www.tella.com/docs/help/faq/use-tella-on-mobile.md): What works on mobile and tablets: record quick videos, view and share videos, but edit from a computer.
- [Minimum usage requirements](https://www.tella.com/docs/help/faq/usage-requirements.md): Supported browsers, devices, and connection speeds for recording, editing, viewing, and sharing with Tella.
- [Choose what to record](https://www.tella.com/docs/help/recording/choose-what-to-record.md): Choose your camera, screen, microphone, and camera preview framing before recording in Tella.
- [Permissions for camera, mic & screen on the web app and Chrome extension](https://www.tella.com/docs/help/recording/grant-permissions-for-camera-mic-screen-on-the-web-app-and-chrome-extension.md): How to grant camera, microphone, and screen permissions to the Tella web app and Chrome extension.
- [Test your webcam and microphone](https://www.tella.com/docs/help/recording/test-your-webcam-and-microphone.md): Check your camera preview, resolution, frame rate, microphone level, and device selection before recording.
- [Change your camera background](https://www.tella.com/docs/help/recording/blur-your-camera-background.md): Blur your camera background or replace it with a solid color or image, right in the Tella recorder.
- [Can I use a virtual background behind my camera? (Green screen effect)](https://www.tella.com/docs/help/faq/virtual-camera-background.md): How to replace or blur your camera background in Tella, using a color, an image, or a green screen effect.
- [How to record system audio (desktop sound) in Tella](https://www.tella.com/docs/help/troubleshooting/record-system-audio.md): How to capture your computer's sound in a Tella recording on the Mac app, Windows app, web app, and Chrome extension.
- [Can I record with multiple cameras?](https://www.tella.com/docs/help/faq/multiple-cameras.md): Whether Tella can record with two cameras at once, what it supports today, and the workarounds available.
- [Use your iPhone as a webcam](https://www.tella.com/docs/help/tips/use-your-i-phone-as-a-webcam.md): How to use your iPhone as a webcam in Tella with Continuity Camera, for a much sharper picture.
- [Insta360 Link Controller Issues](https://www.tella.com/docs/help/specific-cameras/resolving-issues-with-insta360-link-controller-on-mac.md): How to fix Insta360 Link camera issues on Mac by turning off Portrait Resolution and High Frame Rate.
- [What audio bitrate does Tella record in?](https://www.tella.com/docs/help/faq/what-audio-bitrate-do-you-record-in.md): Tella records audio at 128 kbps, encoded with Opus or AAC depending on your browser. Here are the full details.
- [Record faster with quick mode](https://www.tella.com/docs/help/recording/record-faster-with-quick-mode.md): Skip the editor and get a shareable link the moment you stop recording, on the web app, Mac app, and Chrome extension.
- [How to use clips](https://www.tella.com/docs/help/recording/use-clips.md): What clips are in Tella, and how to use them to record your video in takes rather than in one go.
- [Can I combine two separate recordings into one video?](https://www.tella.com/docs/help/faq/combine-separate-recordings.md): How to get picture-in-picture or side-by-side from separately recorded camera and screen videos. Helps when your clips don't play together, you want to play recordings side by side, or you want to combine multiple recordings into one video.
- [Use speaker notes while recording (teleprompter)](https://www.tella.com/docs/help/recording/use-speaker-notes-while-recording.md): Use Tella's built-in speaker notes or free browser teleprompter to read and control a script while you record.
- [See yourself while recording with picture-in-picture](https://www.tella.com/docs/help/recording/see-yourself-while-recording-with-picture-in-picture.md): Turn on picture-in-picture in the Tella Chrome extension to keep a floating camera preview and recording controls on top of everything while you record.
- [Record a slideshow presentation](https://www.tella.com/docs/help/recording/record-slideshow-presentation.md): How to record a PowerPoint, Keynote, or Google Slides presentation in Tella with your camera on screen.
- [Record camera only on Mac](https://www.tella.com/docs/help/recording/record-camera-only-on-mac.md): Record a talking-head video using just your webcam in the Tella Mac app — no screen recording.
- [Show keys pressed in your video](https://www.tella.com/docs/help/tips/show-keys-pressed-in-your-video.md): How to show the keys you press on screen in your Tella demo, so viewers can follow every shortcut.
- [Record an iPhone demo in Tella](https://www.tella.com/docs/help/tips/i-phone-demos-using-screen-mirroring.md): How to capture your iPhone screen in a Tella recording, and why wireless AirPlay mirroring no longer works on recent macOS.
- [iPhone demos using QuickTime](https://www.tella.com/docs/help/tips/i-phone-demos-using-quicktime.md): How to record an iPhone demo in Tella by connecting your phone to your Mac with a cable and using QuickTime.
- [Share your iPad screen in a Tella video](https://www.tella.com/docs/help/tips/ipad-screen-sharing.md): How to capture your iPad screen in a Tella recording, and why wireless AirPlay mirroring no longer works on recent macOS.
- [How to edit a video](https://www.tella.com/docs/help/editing/edit-a-video.md): A first walkthrough of the Tella editor: trimming clips, picking layouts, adding zooms, and getting your video ready to share.
- [Low-res mode (edit faster)](https://www.tella.com/docs/help/editing/low-res-mode.md): Use low-res mode to speed up video editing without affecting final export quality.
- [Adjust playback speed in the editor](https://www.tella.com/docs/help/editing/editor-playback-speed.md): How to slow down or speed up playback in the Tella editor so you can review and edit your video faster.
- [Can I hide or close the Setup sidebar in the editor?](https://www.tella.com/docs/help/faq/hide-or-close-editor-sidebar.md): How the editor's left sidebar works, and why the Setup panel cannot be hidden or collapsed. Covers questions like how to collapse, minimize, or hide the setup sidebar to get more room in the editor.
- [Edit video title](https://www.tella.com/docs/help/video-metadata/edit-video-title.md): How to change the title of a Tella video, in the editor or from your library.
- [Change canvas size](https://www.tella.com/docs/help/editing/change-canvas-size.md): Use Auto sizing, standard aspect ratios, or social media presets to format your video for any platform.
- [Social safe zones](https://www.tella.com/docs/help/editing/social-safe-zones.md): Preview where platform UI like captions, buttons, and usernames will overlap your portrait video before exporting.
- [Chapters](https://www.tella.com/docs/help/editing/chapters.md): How to generate chapters from your transcript with AI, then edit their titles, descriptions, and timecodes.
- [YouTube chapters](https://www.tella.com/docs/help/export-videos/youtube-chapters.md): How to copy your Tella chapters in the format YouTube turns into clickable chapter markers.
- [Retranscribe a video](https://www.tella.com/docs/help/editing/retranscribe-a-video.md): Regenerate your video transcript to match the spoken language or improve accuracy. Helps when your video was transcribed in the wrong language, the subtitles are in another language, changing the transcript language did nothing, or you want to regenerate the transcript.
- [Animation style](https://www.tella.com/docs/help/editing/animation-style.md): How to change the animation style in Tella to control how layouts and zooms move between one another.
- [Cut and split clips](https://www.tella.com/docs/help/editing/trim-and-split-clips.md): Trim clip edges, remove unwanted sections, select multiple ranges, and split clips in the Tella editor.
- [Remove silences](https://www.tella.com/docs/help/editing/remove-silences-automatically.md): Automatically detect and remove silent sections from your videos with multi-track audio support.
- [How to replace a section of your video in Tella](https://www.tella.com/docs/help/editing/replace-a-section-of-your-video.md): How to replace a section in the middle of a clip in Tella, by splitting at the playhead and dropping in a new clip.
- [Remix & reuse videos and clips](https://www.tella.com/docs/help/editing/remix-and-reuse-videos-and-clips.md): Save rendered clips to your media library, then reuse or remix them in other Tella videos.
- [Re-record clips](https://www.tella.com/docs/help/recording/re-record-clips.md): How to re-record a single clip in Tella without starting your whole video over.
- [How can I recover a deleted clip?](https://www.tella.com/docs/help/recording/recover-a-deleted-clip.md): How to bring back a clip you removed from your video by mistake. Removed clips are only taken out of the timeline.
- [Layouts](https://www.tella.com/docs/help/editing/use-layouts.md): Choose, customize, split, and remove layouts to control how your camera and screen appear throughout a Tella video.
- [Multiple layouts](https://www.tella.com/docs/help/editing/use-multi-layouts.md): Use multiple layouts within a single clip to change how content is presented over time. Covers how to hide the camera for part of the video, switch to screen-only for a section, or turn the camera off in one segment.
- [Custom layouts](https://www.tella.com/docs/help/editing/custom-layouts.md): How to build custom layouts in Tella by remixing the built in ones, and reuse them across your videos.
- [Add media (B-roll)](https://www.tella.com/docs/help/editing/use-media.md): Add image or video B-roll to a layout, then trim, crop, replace, and control its audio in the Tella editor.
- [Auto layouts](https://www.tella.com/docs/help/editing/use-auto-layouts.md): Generate edited layouts automatically across landscape, portrait, and square videos with optional AI-generated image B-roll.
- [Punch in (zoom in) on your camera](https://www.tella.com/docs/help/tips/punch-in-zoom-in-on-your-camera.md): How to add a punch in, or camera zoom, in Tella to add emphasis to what you are saying.
- [How to create engaging video intros in Tella](https://www.tella.com/docs/help/tips/create-engaging-video-intros.md): Three intro styles you can build in Tella to open your video strongly, with the steps for each.
- [Zoom in on screen recordings](https://www.tella.com/docs/help/editing/add-a-zoom.md): How to add and adjust zooms on a screen recording in the Tella editor, to draw attention to what matters.
- [Customize the animated cursor](https://www.tella.com/docs/help/editing/customize-animated-cursor.md): Choose your cursor style and customize its movement, click effects, size, and visibility in the Tella editor.
- [How to blur sensitive information or highlight information on the screen](https://www.tella.com/docs/help/editing/blurring-and-highlighting.md): Learn how to blur sensitive details or highlight important areas in your Tella video.
- [Overlays overview](https://www.tella.com/docs/help/editing/overlays.md): Everything you can layer on top of a Tella recording — media, text, sound effects, blurs, and highlights — and how they share one multi-track timeline.
- [Add media overlays](https://www.tella.com/docs/help/editing/media-overlays.md): Layer an image or video on top of your Tella recording, then position, rotate, resize, time, and animate it.
- [Add text to your video](https://www.tella.com/docs/help/editing/text-overlays.md): Add editable text layers to a Tella video, then customize their font, style, position, rotation, timing, transitions, and layer order.
- [Add sound effects](https://www.tella.com/docs/help/editing/sound-effects.md): Add built-in or custom sound effects to your Tella video and control their timing and volume.
- [Work with the multi-track timeline](https://www.tella.com/docs/help/editing/multi-track-timeline.md): Overlapping overlays, text, sound effects, blurs, and highlights stack onto separate timeline tracks. How to select, move, split, copy, and reorder those cards.
- [Backgrounds](https://www.tella.com/docs/help/editing/pick-a-background.md): How to pick a background for your video in Tella, from solid colors and gradients to your own image.
- [Borders](https://www.tella.com/docs/help/editing/use-borders.md): How to add and style borders around your camera and screen layers in Tella.
- [Add your logo to videos](https://www.tella.com/docs/help/editing/add-your-logo-to-videos.md): Add, reposition, resize, or completely remove a logo overlay on your Tella videos from the Style panel.
- [Edit with the transcript](https://www.tella.com/docs/help/editing/edit-the-transcript-of-a-tella-video.md): Select transcript text to cut, keep, copy, and navigate your Tella video without scrubbing through the timeline.
- [Style subtitles](https://www.tella.com/docs/help/editing/style-subtitles.md): Choose a subtitle preset, size, colors, position, highlighting, and how many words appear at once.
- [Show one word at a time in captions](https://www.tella.com/docs/help/editing/show-one-word-at-a-time-in-captions.md): Display each subtitle word on its own instead of showing captions in multi-word lines.
- [Find & replace subtitles](https://www.tella.com/docs/help/editing/find-replace-subtitles.md): How to use find and replace to fix a word across every subtitle in your video at once.
- [Create your custom transcript dictionary](https://www.tella.com/docs/help/editing/create-your-custom-transcript-dictionary.md): Add names, jargon, and product terms to your transcript dictionary so Tella spells them correctly every time.
- [Add background music to your video](https://www.tella.com/docs/help/editing/add-background-music-to-your-video.md): Add background music to a Tella video from the built-in library or upload your own track. Background music is mixed under your existing audio and fades in and out — it does not replace your voiceover. How to upload audio, why uploaded music fades in and out, can I add a separate voiceover track.
- [Adjust audio levels](https://www.tella.com/docs/help/editing/adjust-audio-levels.md): Balance microphone, system, music, and B-roll audio across your whole Tella video or a single clip.
- [Studio Voice (audio enhancement)](https://www.tella.com/docs/help/editing/studio-voice-audio-enhancement.md): Enhance speech, reduce background noise, and use Studio Voice when you share or export your Tella video.
- [Crop screen recordings](https://www.tella.com/docs/help/editing/crop-screen-recordings.md): How to crop a screen recording in the Tella editor to cut out your dock, tabs, and anything else you did not mean to show.
- [Adjust your camera frame](https://www.tella.com/docs/help/editing/adjust-your-camera-frame.md): Reposition your camera feed and crop your camera in Tella's editor to frame yourself exactly how you want.
- [Mirror (or flip) your camera](https://www.tella.com/docs/help/editing/mirror-or-flip-your-camera.md): How to mirror or flip your camera layer horizontally after recording, using Tella's mirror setting.
- [Share & download](https://www.tella.com/docs/help/sharing/share-and-download-a-video.md): How to share a Tella video with a link or an embed, and how to download it once you have finished editing.
- [How to add a team member to your video](https://www.tella.com/docs/help/teams/how-can-i-add-a-team-member-as-an-editor-of-your-video.md): Add workspace members as editors or viewers to individual videos or in bulk.
- [Video analytics](https://www.tella.com/docs/help/sharing/analytics.md): See who watched your Tella video, how much of it they watched, and where the views came from.
- [How to post videos to Twitter](https://www.tella.com/docs/help/sharing/post-videos-to-twitter.md): Two ways to post your Tella video to Twitter, and which one to use depending on how you want it to play.
- [Organize and share videos with playlists](https://www.tella.com/docs/help/tips/organize-and-share-videos-with-playlists.md): How to use playlists in Tella to group related videos and share them with your team or with customers.
- [Organize your playlists](https://www.tella.com/docs/help/sharing/organize-your-playlists.md): Organize Tella playlists, choose how videos are ordered, and play them automatically in sequence.
- [Organize playlists with groups](https://www.tella.com/docs/help/sharing/organize-playlists-with-groups.md): Create playlist groups to keep your Personal and Workspace playlists tidy in the Tella sidebar.
- [Viewer settings](https://www.tella.com/docs/help/sharing/viewer-settings.md): Control what viewers see and can do on your Tella video, from the publishing date to downloads and comments.
- [How to change the thumbnail of your Tella video](https://www.tella.com/docs/help/video-metadata/change-thumbnail.md): Set a custom thumbnail for your Tella video using a video frame or an uploaded image.
- [Comments](https://www.tella.com/docs/help/sharing/comments.md): How comments work on Tella videos, so viewers can leave feedback at a specific point in the timeline.
- [Reactions](https://www.tella.com/docs/help/sharing/reactions.md): Let viewers respond to your videos with emoji reactions on the timeline
- [How to generate a document from your Tella video](https://www.tella.com/docs/help/sharing/document-generation.md): How to generate a written document from your Tella video with AI, and export it where you need it.
- [How to adjust viewer playback speed](https://www.tella.com/docs/help/sharing/adjust-viewer-playback-speed.md): Set a video's default playback speed and learn how viewers can choose their preferred speed while watching.
- [How to hide video creation date](https://www.tella.com/docs/help/sharing/hide-video-creation-date.md): How to hide the publishing date on a Tella video using viewer settings.
- [Does Tella add branding or a watermark to my videos?](https://www.tella.com/docs/help/faq/tella-branding-on-videos.md): Tella never puts its logo or a watermark on your videos — exported files are always clean, and paid plans hide Tella branding on the view page too.
- [Export clips separately](https://www.tella.com/docs/help/export-videos/export-separate-clips.md): Download all or selected clips from a Tella video as individual edited MP4 files in a zip.
- [Export raw camera and screen recordings](https://www.tella.com/docs/help/export-videos/export-raw-recordings.md): Download the raw video and audio files behind your video, either as camera and screen recordings with your timeline cuts applied, or every clip untouched.
- [Change export speed (download your video sped up or slowed down)](https://www.tella.com/docs/help/export-videos/change-export-speed.md): Speed up or slow down the MP4 you download — export a faster-than-1x version of your video without editing.
- [Change video speed for free](https://www.tella.com/docs/help/export-videos/change-video-speed-for-free.md): Speed up or slow down a video from 0.25× to 4× with Tella's free browser-based video speed changer.
- [Download SRT and VTT subtitle files](https://www.tella.com/docs/help/export-videos/download-srt-vtt-subtitles.md): How to download your video's subtitles as an SRT or VTT file, for uploading to YouTube, LinkedIn, and elsewhere.
- [Timelapse video](https://www.tella.com/docs/help/export-videos/timelapse-video.md): How to turn a Tella video into a 30-second, 1-minute, 2-minute, or 5-minute timelapse.
- [Generate an animated GIF from your video](https://www.tella.com/docs/help/sharing/generate-an-animated-gif-from-your-video.md): Download an animated GIF from your Tella video with custom start time, duration, and size.
- [Compress videos for Discord and email](https://www.tella.com/docs/help/tips/compress-videos-for-discord-and-email.md): Compress a video to fit Discord or email attachment limits privately in your browser with Tella's free tools.
- [Export or download fails, errors out, or gets stuck](https://www.tella.com/docs/help/export-videos/export-or-download-fails-or-stuck.md): My Tella export failed, the download won't finish, it's stuck at a percentage, the export errored out, the MP4 won't download, GIF export not working, render stuck preparing, download hangs and never completes.
- [Customize embed settings](https://www.tella.com/docs/help/sharing/customize-embed-settings.md): Control how your embedded Tella video looks and behaves — hide the title, autoplay, loop, and more.
- [Domain restriction for embedded videos](https://www.tella.com/docs/help/sharing/domain-restriction-for-embedded-videos.md): Restrict which websites can embed your Tella videos, so they only play on domains you approve. Tella Premium only.
- [Embed Tella videos in email](https://www.tella.com/docs/help/embed-videos/embed-tella-videos-in-email.md): Learn how to add animated, static, or inline video previews to emails and customize how recipients see your Tella video.
- [Embed Tella videos in Notion](https://www.tella.com/docs/help/sharing/embed-tella-videos-in-notion.md): How to embed a Tella video in a Notion page so it plays inline.
- [Embed Tella videos in Framer](https://www.tella.com/docs/help/sharing/embed-tella-videos-in-framer.md): How to embed a Tella video on your Framer website, with the options available for each layout.
- [Embed Tella videos in Circle](https://www.tella.com/docs/help/sharing/embed-tella-videos-in-circle.md): How to embed a Tella video in a Circle community post or space.
- [Embed Tella videos in Google Docs, Sheets, and Slides](https://www.tella.com/docs/help/embed-videos/embed-tella-videos-in-google-docs-sheets-and-slides.md): How to embed a Tella video in Google Docs, Sheets, and Slides so it plays right inside the document.
- [Embed Tella videos in Mintlify](https://www.tella.com/docs/help/embed-videos/embed-tella-videos-in-mintlify.md): How to embed a Tella video in your Mintlify docs with an iframe, for walkthroughs and feature explainers.
- [Embed Tella videos in Linear](https://www.tella.com/docs/help/integrations/embed-tella-videos-in-linear.md): Tella links unfurl automatically in Linear issues, comments, and documents. Here is how it works.
- [Sort, filter, and switch views](https://www.tella.com/docs/help/tips/sort-filter-and-view-videos.md): Find videos faster on My Videos and Workspace videos with sort, filter, and grid/list views.
- [Organize your videos with tags](https://www.tella.com/docs/help/account/video-tags.md): Create workspace or private tags, add them to videos, and filter your library by tag.
- [Bulk select videos](https://www.tella.com/docs/help/account/bulk-select-videos.md): Select loaded videos with a keyboard shortcut or select every matching video across your library for bulk actions.
- [Batch export videos](https://www.tella.com/docs/help/export-videos/batch-export-videos.md): Select multiple videos in your library and export them together as a zip, with a download link delivered by email.
- [How can I recover a deleted video?](https://www.tella.com/docs/help/account/recover-deleted-video.md): How to recover a deleted video from the Trash in Tella, and how long you have before it is gone for good.
- [Upload existing videos](https://www.tella.com/docs/help/recording/upload-existing-videos.md): How to upload a video you already have from your computer into Tella, so you can edit and share it.
- [How to batch upload multiple videos from your computer](https://www.tella.com/docs/help/faq/batch-upload.md): How to upload several videos from your computer to Tella at once, instead of one at a time.
- [How to migrate your videos from Loom to Tella](https://www.tella.com/docs/help/faq/migrate-from-loom.md): Download one Loom video, export your private library, or import Loom videos directly into Tella.
- [How to reset your password](https://www.tella.com/docs/help/account/reset-your-password.md): Reset your Tella password from profile settings or the login page
- [Change your Tella email](https://www.tella.com/docs/help/account/change-email.md): Change your account email and confirm the new address with a verification code.
- [Change your email to one that already exists in Tella](https://www.tella.com/docs/help/account/change-your-email-to-one-that-already-exists.md): Fix the error you get when changing your Tella email to an address that already has an account.
- [Switch from Google to email and password login](https://www.tella.com/docs/help/account/switch-from-google-to-email-password-login.md): Set a password for your Tella account if you signed up with Google
- [How to check what email you're logged in with on the Tella Mac app](https://www.tella.com/docs/help/account/mac-app-account.md): How to check which email address you are logged in with on the Tella Mac app.
- [Manage active sessions](https://www.tella.com/docs/help/account/manage-sessions.md): See which devices are signed in to your Tella account and sign them out.
- [Delete your Tella account](https://www.tella.com/docs/help/account/delete-account.md): Delete your Tella account from Settings and learn what happens to your videos and active subscriptions.
- [Set your preferences](https://www.tella.com/docs/help/account/preferences.md): Choose your default recorder, control what Tella generates automatically after recording, and set the defaults every new video inherits for sharing and your library.
- [Dark mode](https://www.tella.com/docs/help/account/dark-mode.md): Switch between light, dark, and system-matching themes.
- [Notification settings](https://www.tella.com/docs/help/account/notification-settings.md): Choose which email notifications Tella sends you and your workspace.
- [Set your transcription language](https://www.tella.com/docs/help/account/transcription-language.md): Choose the language Tella transcribes your videos in, and teach it names and terms it keeps getting wrong.
- [Create a new workspace](https://www.tella.com/docs/help/admin/create-a-new-workspace.md): Learn how to create additional Tella workspaces to separate projects, teams, or clients.
- [Join an existing workspace](https://www.tella.com/docs/help/admin/join-an-existing-workspace.md): Find and join Tella workspaces that match your work email, or send a request to the workspace owners.
- [Invite a new member to your Tella workspace](https://www.tella.com/docs/help/admin/invite-a-new-member-to-your-tella-workspace.md): How to invite new members to your Tella workspace and get your team recording together.
- [How to remove a member from your Tella workspace](https://www.tella.com/docs/help/admin/remove-member-from-tella-workspace.md): How to remove a member from your Tella workspace, and what happens to the videos they created.
- [Transfer workspace ownership](https://www.tella.com/docs/help/admin/transfer-workspace-ownership.md): Hand your Tella workspace over to another person by making them an Owner.
- [Move videos to another workspace or account](https://www.tella.com/docs/help/admin/move-videos-between-workspaces.md): Options for transferring videos between workspaces, fixing wrong-account recordings, and consolidating two logins.
- [Delete a workspace](https://www.tella.com/docs/help/admin/delete-workspace.md): Delete a Tella workspace, transfer videos you want to keep, and recover videos after an accidental deletion.
- [Set default video permissions](https://www.tella.com/docs/help/admin/set-default-video-permissions.md): Control the default access permissions for new videos in your workspace from the Security settings page.
- [Default embed domains](https://www.tella.com/docs/help/admin/default-embed-domains.md): Set the default list of domains allowed to embed new videos across your Tella workspace. Workspace owners only.
- [Set up SSO](https://www.tella.com/docs/help/admin/set-up-sso.md): Set up single sign-on for Tella with Okta, Microsoft Entra ID, Google Workspace, or any SAML 2.0 or OIDC provider.
- [SCIM provisioning](https://www.tella.com/docs/help/admin/scim-provisioning.md): Sync your team directory with Tella using SCIM, so members are added and removed automatically from your identity provider.
- [Customize your branding](https://www.tella.com/docs/help/admin/customize-your-branding.md): Make Tella feel like your own brand — upload your logo, set your view page theme, customize the video player, and more.
- [Add your custom domain](https://www.tella.com/docs/help/admin/add-your-custom-domain.md): Serve your Tella videos from your own domain. Available on Tella Premium, with the DNS setup explained step by step.
- [Set default CTA buttons for your workspace](https://www.tella.com/docs/help/admin/cta-button.md): Add call-to-action buttons that appear on every video in your workspace, so you don't have to set them one video at a time.
- [Refer and earn](https://www.tella.com/docs/help/referrals/refer-and-earn.md): Earn $20 for every paying customer you refer to Tella, and give your friend 20% off their first 3 months.
- [Plans](https://www.tella.com/docs/help/introduction/plans.md): Tella's pricing plans and what's included.
- [Subscribe to a Tella plan](https://www.tella.com/docs/help/billing/subscribe-to-a-plan.md): How to choose a plan and start your Tella subscription.
- [How the 7-day free trial works (and is there a free plan?)](https://www.tella.com/docs/help/billing/how-the-free-trial-works.md): When your trial starts, what's included, what happens when it ends, and how to get more time.
- [Can I extend my free trial?](https://www.tella.com/docs/help/billing/extend-free-trial.md): Extend your Tella trial by 7 days yourself at tella.tv/extend-trial — available once per workspace. Need more? Contact support.
- [How do I cancel my free trial?](https://www.tella.com/docs/help/billing/cancel-free-trial.md): You do not need to cancel your Tella free trial. It ends automatically after 7 days unless you upgrade.
- [Apply for Tella for Education](https://www.tella.com/docs/help/billing/apply-for-tella-for-education.md): Learn who qualifies for Tella for Education, what access includes, and how to submit your application.
- [Do you have any storage or bandwidth limits?](https://www.tella.com/docs/help/faq/do-you-have-any-storage-or-bandwidth-limits.md): Tella has no storage or bandwidth limits on paid plans. Here are the limits that do apply, including recording length.
- [Understanding your Tella bill](https://www.tella.com/docs/help/billing/understanding-your-bill.md): How Tella billing works, including per-user pricing, proration, and invoices.
- [Download past Tella invoices](https://www.tella.com/docs/help/billing/download-tella-invoices.md): How to find and download your past Tella invoices from your billing settings.
- [Add billing details to your invoice](https://www.tella.com/docs/help/billing/add-billing-details-to-invoice.md): How to add a company name, address, tax ID, or other billing details to your Tella invoices via the Stripe portal.
- [Workspace shows as unpaid even though you paid](https://www.tella.com/docs/help/billing/workspace-shows-as-unpaid.md): If Tella is asking you to upgrade even though you already have a subscription, you're likely in a different workspace than the one you paid for.
- [Switch between monthly and annual billing](https://www.tella.com/docs/help/billing/switch-billing-interval.md): Change your Tella subscription between monthly and annual billing intervals.
- [Switch between Tella Pro and Premium](https://www.tella.com/docs/help/billing/switch-between-pro-and-premium.md): Upgrade or downgrade between Tella Pro and Premium plans.
- [Can I pause my Tella subscription?](https://www.tella.com/docs/help/billing/pause-subscription.md): Tella does not offer subscription pausing. Here is what to do instead when you need to take a break.
- [How do I cancel my subscription?](https://www.tella.com/docs/help/billing/how-do-i-cancel-my-subscription.md): How to cancel your Tella subscription directly from your account settings, and when your access ends.
- [What happens when my Tella subscription ends?](https://www.tella.com/docs/help/faq/what-happens-when-my-tella-subscription-ends.md): What you keep and what you lose when your Tella subscription ends, including access to your existing videos.
- [Refund policy](https://www.tella.com/docs/help/support/refund-policy.md): Our refund terms, including the 14-day satisfaction guarantee and how to request a refund.
- [Integrations](https://www.tella.com/docs/help/integrations/overview.md): Connect Tella with the tools your team already uses.
- [Linear integration](https://www.tella.com/docs/help/integrations/linear-integration.md): How to turn a Tella recording into a Linear issue in seconds, complete with an AI generated summary.
- [Notion integration](https://www.tella.com/docs/help/integrations/notion-integration.md): How to connect Notion to Tella and save AI generated documents from your videos straight into your workspace.
- [Slack integration](https://www.tella.com/docs/help/integrations/slack-integration.md): How to install the Tella Slack app so your links unfurl with a thumbnail, title, and duration.
- [Intercom integration](https://www.tella.com/docs/help/integrations/intercom-integration.md): How to embed Tella videos in your Intercom Help Center articles to walk customers through features and fixes.
- [How to connect Tella and Zapier and create Zaps](https://www.tella.com/docs/help/integrations/connect-tella-with-zapier.md): How to connect Tella to Zapier and build your first Zap, step by step.
- [Actions and triggers available in Tella-Zapier integration](https://www.tella.com/docs/help/integrations/actions-and-triggers-available-in-tella-zapier-integration.md): The full list of triggers and actions available in Tella's Zapier integration, for building your own automations.
- [Automate help center article creation from Tella videos using Zapier](https://www.tella.com/docs/help/integrations/automate-help-center-article-creation-from-tella-videos-using-zapier.md): How to use Zapier to turn a Tella recording into a help center article automatically.
- [Automate help desk articles with Tella and Relay](https://www.tella.com/docs/help/integrations/automate-help-desk-articles-with-tella-and-relay-app.md): How to use Relay to turn Tella recordings into help desk articles automatically.
- [Tella MCP Server](https://www.tella.com/docs/help/integrations/mcp-server.md): Connect AI assistants like Claude to your Tella workspace with the Tella MCP server. Fix MCP authentication problems: OAuth login loop, mcp-remote stuck reconnecting, callback never completes, stale credentials, can't connect to Tella MCP, reset MCP login.
- [Agent skills guide](https://www.tella.com/docs/help/integrations/agent-skills.md): Install Tella's open-source agent skills and use ready-made prompts to cut, clip, zoom, source B-roll, and publish your videos with an AI agent.
- [Publish Tella videos to YouTube with an agent skill](https://www.tella.com/docs/help/integrations/tella-to-youtube-agent-skill.md): Use the Tella to YouTube agent skill to export a recording, generate its metadata, and publish it to YouTube in 4K.
- [Public API and webhooks](https://www.tella.com/docs/help/integrations/public-api-and-webhooks.md): Create, edit, organize, export, and monitor Tella videos programmatically with the public API and webhooks.
- [Create and manage API keys](https://www.tella.com/docs/help/integrations/api-keys.md): Create, copy, and revoke the API keys that authenticate the Tella public API, MCP server, and agent skills.
- [Set up webhooks](https://www.tella.com/docs/help/integrations/set-up-webhooks.md): Send real-time notifications to your own systems when videos, exports, transcripts, playlists, and views happen in Tella.
- [Why do I see the 'no sound' warning?](https://www.tella.com/docs/help/troubleshooting/why-do-i-see-the-no-sound-warning.md): Why Tella shows a no sound warning while recording, and how to check that your microphone is picking you up.
- [My video doesn’t have the sound from my computer](https://www.tella.com/docs/help/troubleshooting/my-video-doesnt-have-the-sound-from-my-computer.md): Why your recording has your voice but not your computer's sound, and how to capture system audio next time.
- [My video has audio issues (big noises or pops)](https://www.tella.com/docs/help/troubleshooting/my-video-has-audio-issues-big-noises-or-pops.md): How to fix popping, crackling, or loud noises in a Tella video, usually by re-rendering it.
- [Audio and video are out of sync](https://www.tella.com/docs/help/troubleshooting/audio-and-video-out-of-sync.md): My Tella audio is out of sync with the video, voice ahead of or behind my mouth, lip sync off, audio drifts out of sync over a long recording, webcam or USB mic sound not matching video, sound delay in recording.
- [How to fix audio sync for XLR microphones](https://www.tella.com/docs/help/troubleshooting/fix-audio-sync-for-xlr-microphones.md): How to fix audio that drifts out of sync when recording with an XLR microphone and an audio interface.
- [Debug camera and microphone issues](https://www.tella.com/docs/help/support/debug-camera-and-microphone-issues.md): Troubleshoot camera and microphone problems in Tella, including external mirrorless and DSLR cameras.
- [iPhone not connecting to Tella](https://www.tella.com/docs/help/troubleshooting/iphone-not-connecting-to-tella.md): What to do when your iPhone does not show up as a camera in Tella. Usually a macOS Continuity Camera problem.
- [Not enough browser storage to record](https://www.tella.com/docs/help/troubleshooting/not-enough-storage-to-record.md): What to do when your browser cannot give Tella enough local storage, even when your computer still has free disk space.
- [Browser storage isn't working](https://www.tella.com/docs/help/troubleshooting/browser-storage-not-working.md): What to do when Tella stops your recording because your browser can't save video chunks to local storage.
- [Recover a cancelled or errored recording](https://www.tella.com/docs/help/recording/recover-a-cancelled-recording.md): My recording was cancelled, crashed, errored, or failed before it saved and it never made it to my library or the Trash. How to recover a recording that didn't finish — browser crash, tab closed, app quit, network dropped, upload stuck. Don't delete it, don't clear site data, keep the desktop app in…
- [I can't find my recording](https://www.tella.com/docs/help/troubleshooting/cant-find-my-recording.md): Where to look when a video you recorded isn't in your library: workspaces, Trash, and unfinished uploads.
- [Why is my video taking so long to upload?](https://www.tella.com/docs/help/troubleshooting/why-is-my-video-taking-so-long-to-upload.md): Slow uploads, uploads stuck at a fixed percentage (0%, 50%, 90%...), and how to recover a recording that won't finish uploading.
- [Can't record on Mac? Check screen, camera, and mic permissions.](https://www.tella.com/docs/help/mac-app/cant-record-on-mac-check-screen-camera-and-mic-permissions.md): If you cannot record on Mac, check your screen, camera, and mic permissions. Here is how to reconfigure them.
- [Why do I see the low disk space warning on the Mac app?](https://www.tella.com/docs/help/mac-app/mac-app-low-disk-space-warning.md): Why the Tella Mac app warns about low disk space while recording, and how to free up the space it needs.
- [I can't edit the video I just recorded on the Tella Mac app](https://www.tella.com/docs/help/troubleshooting/cant-edit-video-recorded-with-mac-app.md): What to check when a video you recorded on the Tella Mac app will not open for editing.
- [Can't record on Windows? Check camera and mic permissions.](https://www.tella.com/docs/help/windows-app/cant-record-on-windows-check-camera-mic-permissions.md): Fix 'Failed to start camera: Access is denied' and other recording errors in the Tella Windows app.
- [Low disk space in the Windows app](https://www.tella.com/docs/help/windows-app/windows-app-low-disk-space-warning.md): Why Tella for Windows needs free disk space, how recordings are protected, and how to make room before recording.
- [Video slow to load or blank in the editor?](https://www.tella.com/docs/help/troubleshooting/video-slow-to-load-editor.md): Fix a video that loads slowly, will not open, or shows a preview error by retrying, switching editors, or adjusting graphics settings.
- [How do I re-render a video in Tella?](https://www.tella.com/docs/help/troubleshooting/rerender-video.md): How to re-render a Tella video, and when re-rendering fixes playback or audio problems.
- [Recorded video won't play, plays black, or My Videos won't load](https://www.tella.com/docs/help/troubleshooting/recorded-video-wont-play-or-unknown-error.md): Fix a video that plays black or keeps buffering, or a My Videos library that shows a something went wrong error.
- [I can't log in to Tella](https://www.tella.com/docs/help/troubleshooting/i-cant-log-in-to-tella.md): What to do when you cannot log in to Tella, usually because you signed up with a different email address.
- [Something went wrong error](https://www.tella.com/docs/help/troubleshooting/something-went-wrong-error.md): What to do when Tella cannot load a page or shows a something went wrong error while you record.
- [Client-side exception error](https://www.tella.com/docs/help/troubleshooting/client-side-exception-error.md): How to fix the client-side exception error in Tella, starting with incognito mode and clearing cached data.
- [Is Tella down? 500 errors and 'Serverless Function has crashed'](https://www.tella.com/docs/help/troubleshooting/is-tella-down-500-errors.md): What to do when you see 500: INTERNAL_SERVER_ERROR, FUNCTION_INVOCATION_FAILED, or videos won't load for anyone.
- [In-app support portal](https://www.tella.com/docs/help/support/support-portal.md): View, reply to, and manage your support tickets directly inside Tella.
- [AI assistant](https://www.tella.com/docs/help/support/ai-assistant.md): Get instant answers to your questions from Tella's AI-powered assistant.
- [Support availability](https://www.tella.com/docs/help/support/support-availability.md): When the Tella support team is available, and how long a reply usually takes.
- [Tella Community](https://www.tella.com/docs/help/support/tella-community.md): How to get help with your Tella Community account.
- [Introduction](https://www.tella.com/docs/introduction.md): Welcome to the Tella Public API documentation
- [Quickstart](https://www.tella.com/docs/quickstart.md): Make your first API call in minutes
- [AI onboarding](https://www.tella.com/docs/ai-onboarding.md): Everything you need to onboard your AI agent to Tella.
- [Authentication](https://www.tella.com/docs/authentication.md): Secure your API requests with Bearer tokens
- [Rate limiting](https://www.tella.com/docs/rate-limiting.md): Understand the shared API and MCP rate limit and learn how to handle it.
- [API versioning and deprecation](https://www.tella.com/docs/versioning.md): Learn how Tella versions its public API and announces deprecated endpoints and sunset dates.
- [Webhooks](https://www.tella.com/docs/webhooks.md): Receive real-time notifications when events happen in your workspace
- [Model Context Protocol (MCP)](https://www.tella.com/docs/mcp-server.md): Connect Claude, ChatGPT, Cursor, Codex, and other AI assistants to your Tella workspace.
- [Media library API](https://www.tella.com/docs/media-library-api.md): Upload reusable media, browse Tella's curated sound effects and background music, and reuse them across your videos.
- [Embed API](https://www.tella.com/docs/embed-api.md): Control embedded Tella videos with JavaScript
- [List available backgrounds](https://www.tella.com/docs/api-reference/backgrounds/list-available-backgrounds.md): Returns personal uploads, workspace uploads, and Tella's default image and animated backgrounds in named categories. Each item includes a preview URL and a background value that can be passed directly to the clip update endpoint.
- [List library items](https://www.tella.com/docs/api-reference/library/list-library-items.md): Returns a page of reusable media saved to the library — images, videos, sound effects, music and LUTs — for one scope. Items added through the API include a `sourceId` you can pass anywhere a source is accepted, including images. Editor-added images, music and LUTs expose a hosted `url` instead. Med…
- [Add a source to the library](https://www.tella.com/docs/api-reference/library/add-a-source-to-the-library.md): Saves an uploaded source to the library so it can be listed and reused later, both here and in the editor's media panels. Create the source via `POST /v1/sources` and upload the bytes first, then pass its `sourceId`. Without this a source is only reachable through the clips that already reference it…
- [Remove a library item](https://www.tella.com/docs/api-reference/library/remove-a-library-item.md): Removes an item from the library. This removes the library entry only — clips already using the underlying source keep working.
- [List playlist groups](https://www.tella.com/docs/api-reference/playlist-groups/list-playlist-groups.md): Returns the sidebar playlist groups for the authenticated user, in sidebar order. Personal groups are only visible to you; org groups are shared with the whole workspace.
- [Create a playlist group](https://www.tella.com/docs/api-reference/playlist-groups/create-a-playlist-group.md): Create a sidebar group to organize playlists into. Use the groupId field on PATCH /v1/playlists/{id} to move playlists into it.
- [Delete a playlist group](https://www.tella.com/docs/api-reference/playlist-groups/delete-a-playlist-group.md): Delete a playlist group. Playlists in the group are not deleted, they just become ungrouped.
- [Rename or reorder a playlist group](https://www.tella.com/docs/api-reference/playlist-groups/rename-or-reorder-a-playlist-group.md): Rename a playlist group and/or move it to a position in its sidebar section (0 = top)
- [List all playlists](https://www.tella.com/docs/api-reference/playlists/list-all-playlists.md): Returns a list of all playlists for the authenticated user
- [Create a new playlist](https://www.tella.com/docs/api-reference/playlists/create-a-new-playlist.md): Create a new playlist for the authenticated user
- [Get playlist details](https://www.tella.com/docs/api-reference/playlists/get-playlist-details.md): Returns detailed information about a playlist including its videos
- [Delete a playlist](https://www.tella.com/docs/api-reference/playlists/delete-a-playlist.md): Permanently delete a playlist. Videos in the playlist are not deleted.
- [Update a playlist](https://www.tella.com/docs/api-reference/playlists/update-a-playlist.md): Update a playlist's name and/or description
- [Add a video to a playlist](https://www.tella.com/docs/api-reference/playlists/add-a-video-to-a-playlist.md): Adds an existing video to the specified playlist
- [Remove a video from a playlist](https://www.tella.com/docs/api-reference/playlists/remove-a-video-from-a-playlist.md): Removes a video from the specified playlist. The video itself is not deleted.
- [Create a new source upload (video or image)](https://www.tella.com/docs/api-reference/sources/create-a-new-source-upload-video-or-image.md): Returns a `sourceId` and a pre-signed S3 URL. PUT the file bytes to `uploadUrl`, then reference `sourceId` from clips, layouts (b-roll media), overlays, or backgrounds. Use `kind: "image"` for images (no `duration`); Tella hosts the bytes for rendering, so you never deal with raw image URLs.
- [Get a streaming upload storyboard](https://www.tella.com/docs/api-reference/sources/get-a-streaming-upload-storyboard.md): Returns a signed 4x4 WebP storyboard whose 16 tiles are sampled evenly across the requested window (`durationMs`/16 apart; every 5 seconds for the default 80s window) from a streaming upload source owned by the caller or their workspace. `startTimeMs` is relative to the source. Only `startTimeMs` an…
- [List all tags](https://www.tella.com/docs/api-reference/tags/list-all-tags.md): Returns all tags visible to the authenticated user: the workspace's shared tags plus the user's private tags
- [Create a new tag](https://www.tella.com/docs/api-reference/tags/create-a-new-tag.md): Create a workspace or private tag. When no color is given, one is derived deterministically from the name.
- [Delete a tag](https://www.tella.com/docs/api-reference/tags/delete-a-tag.md): Permanently delete a tag and remove it from all videos. Private tags can only be deleted by their creator.
- [Update a tag](https://www.tella.com/docs/api-reference/tags/update-a-tag.md): Update a tag's name, color and/or description. Private tags can only be updated by their creator.
- [List a video's tags](https://www.tella.com/docs/api-reference/tags/list-a-videos-tags.md): Returns the tags on a video that are visible to the authenticated user
- [Add a tag to a video](https://www.tella.com/docs/api-reference/tags/add-a-tag-to-a-video.md): Tag a video. Requires edit access to the video. Adding a private tag only affects the authenticated user's library.
- [Remove a tag from a video](https://www.tella.com/docs/api-reference/tags/remove-a-tag-from-a-video.md): Untag a video. Requires edit access to the video. Private tags can only be removed by their owner.
- [List all videos](https://www.tella.com/docs/api-reference/videos/list-all-videos.md): Returns a paginated list of all videos for the authenticated user. Use playlistId query parameter to filter videos by playlist.
- [Create a video](https://www.tella.com/docs/api-reference/videos/create-a-video.md): Create a new video from an uploaded source. First create a source (POST /v1/sources), PUT the video bytes to its uploadUrl, then call this endpoint with the sourceId — it becomes the new video's first clip.
- [Search videos](https://www.tella.com/docs/api-reference/videos/search-videos.md): Search the authenticated user's direct video library by title or indexed transcript sentences.
- [Get video information](https://www.tella.com/docs/api-reference/videos/get-video-information.md): Returns detailed information about a video including chapters, transcript, and thumbnails
- [Delete a video](https://www.tella.com/docs/api-reference/videos/delete-a-video.md): Permanently delete a video
- [Update a video](https://www.tella.com/docs/api-reference/videos/update-a-video.md): Update a video's settings including viewer options, download permissions, access controls, and metadata. Some features require Premium plan.
- [Set background music](https://www.tella.com/docs/api-reference/videos/set-background-music.md): Sets the video's background music track. It loops over the whole video and is included in exports. Volume is 0-1 and defaults to 0.2.
- [Remove background music](https://www.tella.com/docs/api-reference/videos/remove-background-music.md): Removes the video's background music track.
- [Download video captions](https://www.tella.com/docs/api-reference/videos/download-video-captions.md): Returns ready, non-empty captions as a SubRip or WebVTT attachment.
- [Get video chapters](https://www.tella.com/docs/api-reference/videos/get-video-chapters.md): Returns chapters ordered by timestamp in seconds on the final video timeline. Chapter IDs are intentionally omitted because they are not stable across reads.
- [Replace video chapters](https://www.tella.com/docs/api-reference/videos/replace-video-chapters.md): Replaces the complete chapter list. Timestamps are seconds on the final video timeline and must be non-negative, ascending, and within the video duration. Pass an empty array to clear all chapters.
- [Add a collaborator to a video](https://www.tella.com/docs/api-reference/videos/add-a-collaborator-to-a-video.md): Grants access to a video for the specified user. The user must be a member of your workspace.
- [Duplicate a video](https://www.tella.com/docs/api-reference/videos/duplicate-a-video.md): Creates a copy of the specified video. Optionally specify a new name for the duplicate.
- [Apply many video edits](https://www.tella.com/docs/api-reference/videos/apply-many-video-edits.md): Adds up to 200 sound effects, text overlays, zooms, blurs, highlights, and image/video overlays across clips in one video. Operations run in array order and commit as one editor revision. Use this instead of repeated single-add requests.
- [List video exports](https://www.tella.com/docs/api-reference/videos/list-video-exports.md): Lists all exports for the specified video with their current status, progress, and download URL when ready. Requires edit access to the video, or viewer access to a video with downloads (or raw downloads) enabled.
- [Start a video export](https://www.tella.com/docs/api-reference/videos/start-a-video-export.md): Starts an export of the specified video. Export processing is asynchronous: poll GET /v1/videos/{id}/exports/{exportId} for status and a download URL, or listen for the export.ready webhook. Creators and editors can always export. Viewers can only start an export if the video's download settings all…
- [Get video export status](https://www.tella.com/docs/api-reference/videos/get-video-export-status.md): Returns the current status and progress of an export. The download URL appears when the export is complete. The export ID contains slashes and must be percent-encoded as a single path segment. Requires edit access to the video, or viewer access to a video with downloads (or raw downloads) enabled.
- [Get a video storyboard](https://www.tella.com/docs/api-reference/videos/get-a-video-storyboard.md): Returns a signed 4x4 WebP storyboard whose 16 tiles are sampled evenly across the requested window (`durationMs`/16 apart; every 5 seconds for the default 80s window) on the video's playback timeline (cuts applied, cumulative across clips). Only `startTimeMs` and `durationMs` control the storyboard;…
- [Get a video thumbnail or animated preview](https://www.tella.com/docs/api-reference/videos/get-a-video-thumbnail-or-animated-preview.md): Returns a signed CDN URL for a still image (jpg/png/webp) or animated preview (gif/mp4) of a video at a time on the video's playback timeline (cuts applied, cumulative across clips). By default returns a 302 redirect — set `?response=json` to get `{url}` JSON instead.
- [Set a video's thumbnail](https://www.tella.com/docs/api-reference/videos/set-a-videos-thumbnail.md): Sets the video's thumbnail from either an uploaded image or a frame of the video itself. Provide exactly one of `sourceId` (an image source from `POST /v1/sources` with `kind: "image"` — upload the image bytes to its `uploadUrl` first) or `inpointMs` (a time on the video's playback timeline). Settin…
- [Remove a video's custom thumbnail](https://www.tella.com/docs/api-reference/videos/remove-a-videos-custom-thumbnail.md): Removes the custom thumbnail (uploaded image or picked frame) and reverts the video to its default auto-generated thumbnail.
- [Get a video's timeline](https://www.tella.com/docs/api-reference/videos/get-a-videos-timeline.md): Returns a compact ordered timeline outline by default: video identity, version, dimensions and duration plus every clip's video-timeline start, playback duration and content counts. Use `include` to fetch specific video or clip details, optionally scoped by `clipIds`; the complete outline remains in…
- [List clips for a video](https://www.tella.com/docs/api-reference/clips/list-clips-for-a-video.md): Returns the clips of a video in playback order.
- [Add a clip from an uploaded source](https://www.tella.com/docs/api-reference/clips/add-a-clip-from-an-uploaded-source.md): Add a new clip to a video. Create a source via `POST /v1/sources`, PUT the bytes, then pass the returned `sourceId` here.
- [Get a clip](https://www.tella.com/docs/api-reference/clips/get-a-clip.md): Returns a single clip in a video.
- [Delete a clip](https://www.tella.com/docs/api-reference/clips/delete-a-clip.md): Removes a clip from its video. The underlying recording is preserved.
- [Update a clip](https://www.tella.com/docs/api-reference/clips/update-a-clip.md): Update a clip's name, ordering, cuts, background, or transition. At least one field must be provided.
- [Auto-crop a clip's screen recording](https://www.tella.com/docs/api-reference/clips/auto-crop-a-clips-screen-recording.md): Detects the visible content at a frame and applies the recommended crop to the clip's screen recording. The frame time uses the clip playback timeline, with cuts already removed. Existing masks and custom-layout geometry are adjusted with the crop.
- [List blurs on a clip](https://www.tella.com/docs/api-reference/clips/list-blurs-on-a-clip.md): Returns the blur masks on a clip.
- [Add a blur to a clip](https://www.tella.com/docs/api-reference/clips/add-a-blur-to-a-clip.md): Adds a blur mask to a clip. Always targets the subject screen layer (the only supported target).
- [Remove a blur](https://www.tella.com/docs/api-reference/clips/remove-a-blur.md): Removes a blur mask from a clip.
- [Update a blur](https://www.tella.com/docs/api-reference/clips/update-a-blur.md): Update a blur mask's timing, position, or size. Only the fields you send are changed.
- [Cut one or more time ranges from a clip](https://www.tella.com/docs/api-reference/clips/cut-one-or-more-time-ranges-from-a-clip.md): Cut one or more time ranges from a clip in a single request. Pass `cuts: [{fromMs, toMs}, ...]` for multiple ranges or the legacy `fromMs`/`toMs` pair for a single range. Overlapping or adjacent ranges are merged into the clip's existing cuts. To clear all cuts, call updateClip with cuts: [].
- [Cut clip ranges by transcript word indices](https://www.tella.com/docs/api-reference/clips/cut-clip-ranges-by-transcript-word-indices.md): Cut one or more ranges from a clip by referencing word indices in the transcript. The server reads each word's exact `startTimeMs` / `endTimeMs` and merges the resulting cuts — no padding is applied to word boundaries.
- [Duplicate a clip](https://www.tella.com/docs/api-reference/clips/duplicate-a-clip.md): Duplicates an existing clip in its video. By default the new clip is inserted right after the source.
- [List highlights on a clip](https://www.tella.com/docs/api-reference/clips/list-highlights-on-a-clip.md): Returns the highlight masks on a clip.
- [Add a highlight to a clip](https://www.tella.com/docs/api-reference/clips/add-a-highlight-to-a-clip.md): Adds a highlight mask to a clip. Always targets the subject screen layer (the only supported target).
- [Remove a highlight](https://www.tella.com/docs/api-reference/clips/remove-a-highlight.md): Removes a highlight mask from a clip.
- [Update a highlight](https://www.tella.com/docs/api-reference/clips/update-a-highlight.md): Update a highlight mask's timing, position, or size. Only the fields you send are changed.
- [List layouts on a clip](https://www.tella.com/docs/api-reference/clips/list-layouts-on-a-clip.md): Returns the layouts (sections) attached to a clip.
- [Add a layout to a clip](https://www.tella.com/docs/api-reference/clips/add-a-layout-to-a-clip.md): Adds a layout to a clip. Provide both startTimeMs and durationMs for a time-ranged layout, or omit both for a clip-spanning layout.
- [Auto-generate layouts with AI](https://www.tella.com/docs/api-reference/clips/auto-generate-layouts-with-ai.md): Lets AI watch the clip and lay it out — the API twin of the editor's "Auto layouts". The clip's existing layouts are replaced: the AI picks an editing style (or follows `style`), sets the clip's base layout, and adds time-ranged layout changes. Generation watches the actual video, so expect the requ…
- [Remove a layout](https://www.tella.com/docs/api-reference/clips/remove-a-layout.md): Removes a layout from a clip.
- [Update a layout](https://www.tella.com/docs/api-reference/clips/update-a-layout.md): Update a layout's shape, timing, transition style, or media. `transitionStyle` and `media` are only valid on time-ranged layouts, not on the base (clip-spanning) layout.
- [List mouse events on a clip](https://www.tella.com/docs/api-reference/clips/list-mouse-events-on-a-clip.md): Returns the cursor path and clicks recorded with the clip's screen recording, mapped onto the clip's playback timeline (cuts applied). Positions are percentages of the screen recording's dimensions — the same coordinate space as zoom focus points. Events during cut-out footage are dropped, and move…
- [List overlays on a clip](https://www.tella.com/docs/api-reference/clips/list-overlays-on-a-clip.md): Returns the image and video overlays on a clip.
- [Add an overlay to a clip](https://www.tella.com/docs/api-reference/clips/add-an-overlay-to-a-clip.md): Adds an image or video overlay to a clip. Upload the bytes via `POST /v1/sources` (`kind: image` or `kind: video`) and pass the `sourceId`; the overlay type follows the source's kind.
- [Remove an overlay](https://www.tella.com/docs/api-reference/clips/remove-an-overlay.md): Removes an image or video overlay from a clip.
- [Update an overlay](https://www.tella.com/docs/api-reference/clips/update-an-overlay.md): Update an overlay's name, timing, position, or dimensions. Only the fields you send are changed.
- [Remove filler words from a clip](https://www.tella.com/docs/api-reference/clips/remove-filler-words-from-a-clip.md): Detects filler words ('um', 'uh', 'hmm', etc.) and adds cuts that bracket each filler. New cuts are merged with any existing cuts. Returns the updated clip.
- [Remove silences from a clip](https://www.tella.com/docs/api-reference/clips/remove-silences-from-a-clip.md): Detects silent pauses in the clip's audio and adds cuts that remove them, like the editor's Remove silences tool. `mode` controls aggressiveness: natural cuts pauses longer than 800ms, fast longer than 500ms, faster longer than 300ms (default natural). New cuts are merged with any existing cuts. Ret…
- [Reorder a clip](https://www.tella.com/docs/api-reference/clips/reorder-a-clip.md): Moves a clip to a new position within its video. Other clips are renumbered to keep ordering contiguous.
- [Get silent ranges in a clip](https://www.tella.com/docs/api-reference/clips/get-silent-ranges-in-a-clip.md): Returns silent ranges in a clip's audio, in ms on the clip's playback timeline (cuts applied) — pass ranges directly to the cut endpoint. Silences already removed by cuts are not reported.
- [List sound effects on a clip](https://www.tella.com/docs/api-reference/clips/list-sound-effects-on-a-clip.md): Returns the sound effects (audio overlays) on a clip.
- [Add a sound effect to a clip](https://www.tella.com/docs/api-reference/clips/add-a-sound-effect-to-a-clip.md): Adds a sound effect to a clip from Tella's curated catalog (`presetId`) or your own audio (`sourceId`).
- [Remove a sound effect](https://www.tella.com/docs/api-reference/clips/remove-a-sound-effect.md): Removes a sound effect from a clip.
- [Update a sound effect](https://www.tella.com/docs/api-reference/clips/update-a-sound-effect.md): Update a sound effect's name, timing, or volume. Only the fields you send are changed.
- [List sources for a clip](https://www.tella.com/docs/api-reference/clips/list-sources-for-a-clip.md): Returns the underlying sources used by a clip's layers, each with the volume it plays at in this clip.
- [Get a source thumbnail or animated preview](https://www.tella.com/docs/api-reference/clips/get-a-source-thumbnail-or-animated-preview.md): Get a thumbnail of a source. If you pass `width`/`height`, the aspect ratio must match the source's native ratio. Omit both to default to the source's native size.
- [Get the audio waveform JSON for a source](https://www.tella.com/docs/api-reference/clips/get-the-audio-waveform-json-for-a-source.md): Returns the audio waveform JSON for a source in BBC audiowaveform format. Use the `data` array to render a custom waveform visualization.
- [Get a clip storyboard](https://www.tella.com/docs/api-reference/clips/get-a-clip-storyboard.md): Returns a signed 4x4 WebP storyboard whose 16 tiles are sampled evenly across the requested window (`durationMs`/16 apart; every 5 seconds for the default 80s window) from a rendered clip, including its layouts, b-roll, zooms, and masks. `startTimeMs` is on the clip's playback timeline (cuts applied…
- [List text overlays on a clip](https://www.tella.com/docs/api-reference/clips/list-text-overlays-on-a-clip.md): Returns the text overlays on a clip.
- [Add a text overlay to a clip](https://www.tella.com/docs/api-reference/clips/add-a-text-overlay-to-a-clip.md): Adds a text overlay to a clip. Nothing needs uploading — pass the copy directly. Font, color, position and size all fall back to the editor's defaults.
- [Remove a text overlay](https://www.tella.com/docs/api-reference/clips/remove-a-text-overlay.md): Removes a text overlay from a clip.
- [Update a text overlay](https://www.tella.com/docs/api-reference/clips/update-a-text-overlay.md): Update a text overlay's copy, font, color, timing, position, or dimensions. Only the fields you send are changed.
- [Get a clip thumbnail or animated preview](https://www.tella.com/docs/api-reference/clips/get-a-clip-thumbnail-or-animated-preview.md): Returns a signed CDN URL for a still image (jpg/png/webp) or animated preview (gif/mp4) of a clip — the rendered composite with the clip's layouts, zooms, and masks. By default returns a 302 redirect to the URL — set `?response=json` to get `{url}` JSON instead. `startTimeMs` is on the clip's playba…
- [Get clip transcript](https://www.tella.com/docs/api-reference/clips/get-clip-transcript.md): Returns the words spoken in a clip with cuts applied — what viewers actually hear. Times are in ms relative to the clip's playback start. Word indices are stable identifiers for cut-by-transcript; they don't shift when cuts change.
- [Correct transcript words](https://www.tella.com/docs/api-reference/clips/correct-transcript-words.md): Correct what a clip's transcript says, one or more words at a time (at most 100 per request). Each edit addresses a word by its transcript `index` and sets either `text` (the corrected wording, which also unhides the word) or `hidden` (whether the word appears in captions and subtitles). Edits chang…
- [List zooms on a clip](https://www.tella.com/docs/api-reference/clips/list-zooms-on-a-clip.md): Returns the zoom effects on a clip.
- [Add a zoom to a clip](https://www.tella.com/docs/api-reference/clips/add-a-zoom-to-a-clip.md): Adds a zoom to the clip's screen layer (the camera is unaffected). Use `manualZoom` with a `focusPoint`, or `trackingZoom` to follow the cursor.
- [Auto-generate zooms from mouse activity](https://www.tella.com/docs/api-reference/clips/auto-generate-zooms-from-mouse-activity.md): Generates tracking zooms from the mouse clicks in the clip's screen recording — the API twin of the editor's "Generate zooms". Every click opens a zoom window; nearby windows are merged. Requires the clip to contain a screen recording; returns an empty list when it has no usable mouse clicks.
- [Remove a zoom](https://www.tella.com/docs/api-reference/clips/remove-a-zoom.md): Removes a zoom effect from a clip.
- [Update a zoom](https://www.tella.com/docs/api-reference/clips/update-a-zoom.md): Update a zoom's type, timing, focus point, or scale. Only the fields you send are changed.
- [List webhook endpoints](https://www.tella.com/docs/api-reference/webhooks/list-webhook-endpoints.md): Lists the webhook subscriptions owned by the authenticated API key's user. Endpoints are scoped per user rather than shared across the workspace. Events are routed to the user context that emits them; playlist.video_added is delivered to the user who adds the video, who may be a playlist editor rath…
- [Create a webhook endpoint](https://www.tella.com/docs/api-reference/webhooks/create-a-webhook-endpoint.md): Creates a new webhook endpoint owned by the authenticated API key's user. Events are routed to the user context that emits them; playlist.video_added is delivered to the user who adds the video, who may be a playlist editor rather than its owner. Returns the endpoint ID and signing secret.
- [Delete a webhook endpoint](https://www.tella.com/docs/api-reference/webhooks/delete-a-webhook-endpoint.md): Permanently deletes a webhook endpoint
- [Update a webhook endpoint](https://www.tella.com/docs/api-reference/webhooks/update-a-webhook-endpoint.md): Updates the delivery URL, subscribed event types, or delivery status for a webhook endpoint.
- [Get endpoint signing secret](https://www.tella.com/docs/api-reference/webhooks/get-endpoint-signing-secret.md): Retrieves the signing secret for a webhook endpoint. Use this to verify incoming webhook payloads.
- [List recent webhook messages](https://www.tella.com/docs/api-reference/webhooks/list-recent-webhook-messages.md): Returns a list of recently sent webhook messages for debugging purposes
- [Get a specific webhook message](https://www.tella.com/docs/api-reference/webhooks/get-a-specific-webhook-message.md): Returns details of a specific webhook message by ID
- [Export ready](https://www.tella.com/docs/api-reference/videos/export-ready.md): Triggered when a video export completes and is ready for download.
- [Transcript ready](https://www.tella.com/docs/api-reference/videos/transcript-ready.md): Triggered when a video's transcript has been generated and is ready.
- [Video created](https://www.tella.com/docs/api-reference/videos/video-created.md): Triggered when a new video is created in your workspace.
- [View milestone reached](https://www.tella.com/docs/api-reference/videos/view-milestone-reached.md): Triggered when a video's view count crosses a threshold of 1, 5, 10, 25, 50, 100, or 500.
- [Video viewed](https://www.tella.com/docs/api-reference/videos/video-viewed.md): Triggered for each view received on one of your videos.
- [Playlist created](https://www.tella.com/docs/api-reference/playlists/playlist-created.md): Triggered when a new playlist is created in your workspace.
- [Video added to playlist](https://www.tella.com/docs/api-reference/playlists/video-added-to-playlist.md): Triggered when a video is added to a playlist.
- [Product Changelog](https://www.tella.com/docs/changelog.md): All our latest features, fixes, and improvements.
- [Mac App](https://www.tella.com/docs/changelog/mac-app.md): What's new in the Tella macOS app.
- [Windows App](https://www.tella.com/docs/changelog/windows-app.md): What's new in the Tella Windows app.

## OpenAPI Specs

- [openapi](/docs/openapi.json)
- [webhooks](/docs/webhooks.json)

## Optional

- [Community](https://community.tella.tv)
- [System Status](https://status.tella.com)
- [Contact Support](mailto:support@tella.com)