> ## Documentation Index > Fetch the complete documentation index at: https://www.tella.com/docs/llms.txt > Use this file to discover all available pages before exploring further. # Apply many video edits > 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. ## OpenAPI ````yaml /openapi.json post /v1/videos/{id}/edits openapi: 3.0.3 info: description: >- The Tella Public API allows you to programmatically access your videos and playlists, including transcripts, chapters, and thumbnails. ## Authentication All requests require a Bearer token in the Authorization header: ``` Authorization: Bearer tella_pk_xxxxx... ``` API keys can be generated in your Tella workspace settings. ## Rate Limiting The API is rate-limited to 100 requests per minute per organization. Rate limit information is returned in response headers: - `X-RateLimit-Limit`: Maximum requests per window - `X-RateLimit-Remaining`: Remaining requests in current window - `X-RateLimit-Reset`: Unix timestamp when the window resets title: Tella Public API version: 1.0.0 servers: - description: Production url: https://api.tella.com security: [] tags: - description: Video operations name: Videos - description: Sections of a video name: Clips - description: Playlist operations name: Playlists - description: Sidebar groups for organizing playlists name: Playlist Groups - description: Tags for categorizing and filtering videos name: Tags - description: Personal, workspace, and default video backgrounds name: Backgrounds - description: >- Reusable media saved to a workspace, plus Tella's curated sound effect catalog — the same items the editor's media panels show name: Library - description: Webhook endpoint management name: Webhooks paths: /v1/videos/{id}/edits: post: tags: - Videos summary: Apply many video edits description: >- 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. operationId: applyVideoEdits parameters: - description: Unique video identifier in: path name: id required: true schema: description: Unique video identifier example: vid_abc123def456 type: string requestBody: content: application/json: schema: $ref: '#/components/schemas/ApplyVideoEditsRequest' required: true responses: '200': content: application/json: schema: $ref: '#/components/schemas/ApplyVideoEditsResponse' description: Edits applied '400': $ref: '#/components/responses/400ErrorResponse' '401': $ref: '#/components/responses/401ErrorResponse' '403': $ref: '#/components/responses/403ErrorResponse' '404': $ref: '#/components/responses/404ErrorResponse' '422': $ref: '#/components/responses/422ErrorResponse' '429': $ref: '#/components/responses/429ErrorResponse' '500': $ref: '#/components/responses/500ErrorResponse' security: - BearerAuth: [] components: schemas: ApplyVideoEditsRequest: additionalProperties: false description: >- Add up to 200 sound effects, text overlays, zooms, blurs, highlights, and image/video overlays in one editor revision. Operations run in array order. properties: operations: items: $ref: '#/components/schemas/VideoEditOperation' maxItems: 200 minItems: 1 type: array required: - operations type: object ApplyVideoEditsResponse: additionalProperties: false description: Created IDs in the same order as the requested operations. properties: results: items: additionalProperties: false properties: id: description: Created resource ID type: string operationId: type: string type: enum: - sound_effect - text_overlay - zoom - blur - highlight - media_overlay type: string required: - operationId - type - id type: object type: array revision: maximum: 9007199254740991 minimum: 0 type: integer required: - revision - results type: object VideoEditOperation: description: >- One timeline addition. Operations may target different clips in the same video. discriminator: mapping: add_blur: $ref: '#/components/schemas/BatchAddBlurOperation' add_highlight: $ref: '#/components/schemas/BatchAddHighlightOperation' add_media_overlay: $ref: '#/components/schemas/BatchAddMediaOverlayOperation' add_sound_effect: $ref: '#/components/schemas/BatchAddSoundEffectOperation' add_text_overlay: $ref: '#/components/schemas/BatchAddTextOverlayOperation' add_zoom: $ref: '#/components/schemas/BatchAddZoomOperation' propertyName: type oneOf: - $ref: '#/components/schemas/BatchAddSoundEffectOperation' - $ref: '#/components/schemas/BatchAddTextOverlayOperation' - $ref: '#/components/schemas/BatchAddZoomOperation' - $ref: '#/components/schemas/BatchAddBlurOperation' - $ref: '#/components/schemas/BatchAddHighlightOperation' - $ref: '#/components/schemas/BatchAddMediaOverlayOperation' type: object ErrorResponse: additionalProperties: false description: Standard error response format properties: error: additionalProperties: false description: Error details properties: code: description: Machine-readable error code enum: - bad_request - unauthorized - forbidden - not_found - unprocessable_entity - rate_limit_exceeded - internal_server_error example: not_found type: string doc_url: description: Link to documentation for this error example: https://tella.tv/docs/api-reference/errors#not-found format: uri type: string message: description: Human-readable error message example: The requested resource was not found. type: string required: - code - message - doc_url type: object required: - error type: object BatchAddBlurOperation: additionalProperties: false properties: clipId: description: Clip ID minLength: 1 type: string dimensions: $ref: '#/components/schemas/MaskDimensions' durationMs: example: 2000 exclusiveMinimum: true maximum: 9007199254740991 minimum: 0 type: integer operationId: description: >- Caller-chosen ID used to match this operation to its result. Must be unique within the batch. example: sound-1 minLength: 1 type: string point: $ref: '#/components/schemas/MaskPoint' startTimeMs: description: Start time in ms on the clip's playback timeline (cuts applied) example: 1000 maximum: 9007199254740991 minimum: 0 type: integer type: enum: - add_blur type: string required: - type - operationId - clipId - startTimeMs - durationMs - point - dimensions type: object BatchAddHighlightOperation: additionalProperties: false properties: clipId: description: Clip ID minLength: 1 type: string dimensions: $ref: '#/components/schemas/MaskDimensions' durationMs: example: 2000 exclusiveMinimum: true maximum: 9007199254740991 minimum: 0 type: integer operationId: description: >- Caller-chosen ID used to match this operation to its result. Must be unique within the batch. example: sound-1 minLength: 1 type: string point: $ref: '#/components/schemas/MaskPoint' startTimeMs: description: Start time in ms on the clip's playback timeline (cuts applied) example: 1000 maximum: 9007199254740991 minimum: 0 type: integer type: enum: - add_highlight type: string required: - type - operationId - clipId - startTimeMs - durationMs - point - dimensions type: object BatchAddMediaOverlayOperation: additionalProperties: false properties: clipId: description: Clip ID minLength: 1 type: string dimensions: allOf: - $ref: '#/components/schemas/OverlayDimensions' durationMs: example: 5000 exclusiveMinimum: true maximum: 9007199254740991 minimum: 0 type: integer name: example: Logo type: string operationId: description: >- Caller-chosen ID used to match this operation to its result. Must be unique within the batch. example: sound-1 minLength: 1 type: string point: allOf: - $ref: '#/components/schemas/OverlayPoint' sourceId: description: >- Source ID from `POST /v1/sources` (`kind: image` or `kind: video`). The overlay type follows the source's kind. example: su_abc123 type: string startTimeMs: description: >- Start time. Milliseconds on the clip playback timeline (with cuts applied) — the same timeline as the cut transcript. example: 1000 maximum: 9007199254740991 minimum: 0 type: integer type: enum: - add_media_overlay type: string required: - type - operationId - clipId - sourceId - startTimeMs - durationMs type: object BatchAddSoundEffectOperation: additionalProperties: false properties: clipId: description: Clip ID minLength: 1 type: string durationMs: example: 3000 exclusiveMinimum: true maximum: 9007199254740991 minimum: 0 type: integer name: example: Whoosh type: string operationId: description: >- Caller-chosen ID used to match this operation to its result. Must be unique within the batch. example: sound-1 minLength: 1 type: string presetId: description: >- Preset ID of a curated Tella sound effect, from a `default` item in `GET /v1/library?scope=default`. Placing one copies the effect into a source owned by your workspace, so nothing needs uploading. Mutually exclusive with `sourceId`; exactly one is required. example: cha-ching type: string sourceId: description: >- Source ID for the audio, from `POST /v1/sources` (`kind: audio` with the audio's duration) or from a `private`/`workspace` item in `GET /v1/library?type=sound-effect`. When uploading, send the audio file as-is — MP3, WAV, M4A, … — no need to wrap it in an MP4. Mutually exclusive with `presetId`; exactly one is required. example: su_abc123 type: string startTimeMs: description: >- Start time. Milliseconds on the clip playback timeline (with cuts applied) — the same timeline as the cut transcript. example: 1000 maximum: 9007199254740991 minimum: 0 type: integer type: enum: - add_sound_effect type: string volume: description: Playback volume (0 = muted, 1 = original). Defaults to 1. example: 1 minimum: 0 type: number required: - type - operationId - clipId - startTimeMs - durationMs type: object BatchAddTextOverlayOperation: additionalProperties: false properties: background: allOf: - $ref: '#/components/schemas/TextOverlayBackground' description: Background behind the text. Defaults to transparent. backgroundShape: allOf: - $ref: '#/components/schemas/TextOverlayBackgroundShape' description: Defaults to none. clipId: description: Clip ID minLength: 1 type: string color: description: Defaults to white. example: '#FFFFFFFF' pattern: ^#(?:[0-9A-Fa-f]{6}|[0-9A-Fa-f]{8})$ type: string dimensions: allOf: - $ref: '#/components/schemas/OverlayDimensions' durationMs: example: 5000 exclusiveMinimum: true maximum: 9007199254740991 minimum: 0 type: integer fontFamily: allOf: - $ref: '#/components/schemas/TextOverlayFontFamily' description: >- One of Tella's catalog font families. Defaults to Inter. Anything outside the catalog is rejected rather than silently falling back. fontSize: description: >- Font size in artboard pixels. Defaults to 7.5% of the video's shorter side, which is the editor's default and readable at any canvas size. example: 81 exclusiveMinimum: true minimum: 0 type: number fontWeight: description: >- Variable-font weight axis — 100 (thin) to 900 (black), 500 by default. Values outside the chosen font's own axis range are clamped when rendered. example: 500 maximum: 1000 minimum: 1 type: number fontWidth: description: >- Variable-font width axis, as a percentage — 100 is normal, 50 ultra-condensed, 150 extra-expanded, 100 by default. Values outside the chosen font's own axis range are clamped when rendered. example: 100 exclusiveMinimum: true minimum: 0 type: number operationId: description: >- Caller-chosen ID used to match this operation to its result. Must be unique within the batch. example: sound-1 minLength: 1 type: string point: allOf: - $ref: '#/components/schemas/OverlayPoint' startTimeMs: description: >- Start time. Milliseconds on the clip playback timeline (with cuts applied) — the same timeline as the cut transcript. example: 1000 maximum: 9007199254740991 minimum: 0 type: integer text: example: Welcome back minLength: 1 type: string textAlign: allOf: - $ref: '#/components/schemas/TextOverlayTextAlign' description: Defaults to center. type: enum: - add_text_overlay type: string required: - type - operationId - clipId - text - startTimeMs - durationMs type: object BatchAddZoomOperation: additionalProperties: false properties: clipId: description: Clip ID minLength: 1 type: string durationMs: example: 2000 exclusiveMinimum: true maximum: 9007199254740991 minimum: 0 type: integer focusPoint: allOf: - $ref: '#/components/schemas/ZoomFocusPoint' operationId: description: >- Caller-chosen ID used to match this operation to its result. Must be unique within the batch. example: sound-1 minLength: 1 type: string scale: description: >- Magnification factor (1 = no zoom, 3.5 = max). Required — a zoom without a scale cannot be rendered. example: 2 maximum: 3.5 minimum: 1 type: number startTimeMs: description: Start time in ms on the clip's playback timeline (cuts applied) example: 1000 maximum: 9007199254740991 minimum: 0 type: integer type: enum: - add_zoom type: string zoomType: description: 'Zoom variant: manualZoom or trackingZoom.' enum: - manualZoom - trackingZoom example: manualZoom type: string required: - type - operationId - clipId - zoomType - startTimeMs - durationMs - scale type: object MaskDimensions: description: Size of the masked rectangle (percentages) properties: heightPct: example: 50 maximum: 100 minimum: 0 type: number widthPct: example: 50 maximum: 100 minimum: 0 type: number required: - widthPct - heightPct type: object MaskPoint: description: Top-left corner of the masked rectangle (percentages) properties: xPct: example: 25 maximum: 100 minimum: 0 type: number yPct: example: 25 maximum: 100 minimum: 0 type: number required: - xPct - yPct type: object OverlayDimensions: description: >- Overlay size in artboard pixels. Absolute (not a percentage) so the overlay shape never distorts when the artboard dimensions change. Both sides must be greater than 0 — the renderer lays the overlay out into this box, so a zero or negative side has no valid meaning. properties: height: example: 540 exclusiveMinimum: true minimum: 0 type: number width: example: 960 exclusiveMinimum: true minimum: 0 type: number required: - width - height type: object OverlayPoint: description: >- Top-left corner of the overlay, as a percentage of the video canvas (0-100). Relative so the anchor survives video aspect ratio changes. properties: xPct: example: 30 type: number yPct: example: 30 type: number required: - xPct - yPct type: object TextOverlayBackground: description: >- Background behind a text overlay, in the same object shape as a clip background. properties: color: description: >- Hex color string. Required when type = 'solid'. Transparent backgrounds use #00000000. example: '#5E51F8FF' pattern: ^#(?:[0-9A-Fa-f]{6}|[0-9A-Fa-f]{8})$ type: string type: description: >- Background variant. Text overlays take a solid background; the other `ClipBackground` variants are not supported behind text. enum: - solid example: solid type: string required: - type - color type: object TextOverlayBackgroundShape: description: Shape of the solid background behind the text. enum: - none - regular - squircle example: squircle type: string TextOverlayFontFamily: description: >- One of Tella's catalog font families — the same list the editor's font picker offers. enum: - Inter - Roboto Mono - Archivo - Barlow - Caveat - DM Sans - Figtree - Lora - Merriweather - Montserrat - Nunito Sans - Open Sans - Oswald - Playfair Display - Poppins - Raleway - Roboto - Roboto Flex - Source Sans 3 - Space Grotesk example: Inter type: string TextOverlayTextAlign: description: Horizontal alignment of the text inside its overlay box. enum: - left - center - right example: center type: string ZoomFocusPoint: description: >- Point on the screen recording to zoom into, expressed as percentages of the screen dimensions. Required for `manualZoom`; ignored for `trackingZoom`. properties: xPct: description: Horizontal position on the screen frame (0-100). 0 = left edge. example: 50 maximum: 100 minimum: 0 type: number yPct: description: Vertical position on the screen frame (0-100). 0 = top edge. example: 50 maximum: 100 minimum: 0 type: number required: - xPct - yPct type: object responses: 400ErrorResponse: content: application/json: example: error: code: bad_request doc_url: https://tella.tv/docs/api-reference/errors#bad-request message: The request was malformed or contained invalid parameters. schema: $ref: '#/components/schemas/ErrorResponse' description: The request was malformed or contained invalid parameters. 401ErrorResponse: content: application/json: example: error: code: unauthorized doc_url: https://tella.tv/docs/api-reference/errors#unauthorized message: Authentication is required. Provide a valid API key. schema: $ref: '#/components/schemas/ErrorResponse' description: Authentication is required. Provide a valid API key. 403ErrorResponse: content: application/json: example: error: code: forbidden doc_url: https://tella.tv/docs/api-reference/errors#forbidden message: You don't have permission to access this resource. schema: $ref: '#/components/schemas/ErrorResponse' description: You don't have permission to access this resource. 404ErrorResponse: content: application/json: example: error: code: not_found doc_url: https://tella.tv/docs/api-reference/errors#not-found message: The requested resource was not found. schema: $ref: '#/components/schemas/ErrorResponse' description: The requested resource was not found. 422ErrorResponse: content: application/json: example: error: code: unprocessable_entity doc_url: https://tella.tv/docs/api-reference/errors#unprocessable-entity message: The request was well-formed but contained semantic errors. schema: $ref: '#/components/schemas/ErrorResponse' description: The request was well-formed but contained semantic errors. 429ErrorResponse: content: application/json: example: error: code: rate_limit_exceeded doc_url: https://tella.tv/docs/api-reference/errors#rate-limit-exceeded message: You have exceeded the rate limit. Please slow down. schema: $ref: '#/components/schemas/ErrorResponse' description: You have exceeded the rate limit. Please slow down. 500ErrorResponse: content: application/json: example: error: code: internal_server_error doc_url: https://tella.tv/docs/api-reference/errors#internal-server-error message: An unexpected error occurred on the server. schema: $ref: '#/components/schemas/ErrorResponse' description: An unexpected error occurred on the server. securitySchemes: BearerAuth: description: API key obtained from your Tella account settings scheme: bearer type: http ```` ## Related topics - [Low-res mode (edit faster)](/docs/help/editing/low-res-mode.md) - [How to edit a video](/docs/help/editing/edit-a-video.md) - [Style subtitles](/docs/help/editing/style-subtitles.md) - [Move videos to another workspace or account](/docs/help/admin/move-videos-between-workspaces.md) - [Backgrounds](/docs/help/editing/pick-a-background.md)