{ "openapi": "3.0.1", "info": { "title": "YouTube Channel Transcripts: Every Video of a Channel", "description": "Download the transcripts of every video of a YouTube channel or playlist (@handle or link) as text, SRT, VTT, Markdown or RAG chunks, newest first, with title, duration and views. Only new videos on a schedule; videos without captions are not charged.", "version": "1.0", "x-build-id": "5MtIK8TtWI73ByWwd" }, "servers": [ { "url": "https://api.apify.com/v2" } ], "paths": { "/acts/fguiraud~youtube-channel-transcripts/run-sync-get-dataset-items": { "post": { "operationId": "run-sync-get-dataset-items-fguiraud-youtube-channel-transcripts", "x-openai-isConsequential": false, "summary": "Executes an Actor, waits for its completion, and returns Actor's dataset items in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK" } } } }, "/acts/fguiraud~youtube-channel-transcripts/runs": { "post": { "operationId": "runs-sync-fguiraud-youtube-channel-transcripts", "x-openai-isConsequential": false, "summary": "Executes an Actor and returns information about the initiated run in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK", "content": { "application/json": { "schema": { "$ref": "#/components/schemas/runsResponseSchema" } } } } } } }, "/acts/fguiraud~youtube-channel-transcripts/run-sync": { "post": { "operationId": "run-sync-fguiraud-youtube-channel-transcripts", "x-openai-isConsequential": false, "summary": "Executes an Actor, waits for completion, and returns the OUTPUT from Key-value store in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$ref": "#/components/schemas/inputSchema" } } } }, "parameters": [ { "name": "token", "in": "query", "required": true, "schema": { "type": "string" }, "description": "Enter your Apify token here" } ], "responses": { "200": { "description": "OK" } } } } }, "components": { "schemas": { "inputSchema": { "type": "object", "properties": { "channels": { "title": "YouTube channels or playlists", "type": "array", "description": "Get the newest videos of whole channels or playlists: @handle, youtube.com/@handle, youtube.com/channel/UC..., or a playlist link. Combine with Only new videos and a schedule to get every new upload as text.", "items": { "type": "string" } }, "maxVideosPerChannel": { "title": "Max videos per channel or playlist", "minimum": 1, "maximum": 2000, "type": "integer", "description": "How many of the newest videos to take from each channel or playlist. Listing is free; you pay only for transcripts returned.", "default": 10 }, "onlyNewVideos": { "title": "Only new videos", "type": "boolean", "description": "Skip videos of these channels, playlists and searches that earlier runs already processed. Ideal on a schedule: each run returns (and charges) only new videos.", "default": false }, "videos": { "title": "YouTube videos", "type": "array", "description": "Video links (youtube.com/watch?v=..., youtu.be/..., Shorts, live, embed) or 11-character video IDs. One per line. Channel and playlist links pasted here also work.", "items": { "type": "string" } }, "searchQueries": { "title": "YouTube searches", "type": "array", "description": "Get transcripts of the videos YouTube shows for a search, e.g. \"python tutorial\" or \"AI agents\". Results keep YouTube's order (searchRank). Combine with Only new videos and a schedule to get new videos about a topic as text.", "items": { "type": "string" } }, "maxVideosPerSearch": { "title": "Max videos per search", "minimum": 1, "maximum": 500, "type": "integer", "description": "How many results to take from each search (20 per page). Searching is free; you pay only for transcripts returned.", "default": 10 }, "sortBy": { "title": "Search: sort by", "enum": [ "relevance", "date", "views", "rating" ], "type": "string", "description": "Order of the search results.", "default": "relevance" }, "uploadDate": { "title": "Search: upload date", "enum": [ "any", "hour", "today", "week", "month", "year" ], "type": "string", "description": "Only videos uploaded in this period.", "default": "any" }, "videoDuration": { "title": "Search: video length", "enum": [ "any", "short", "medium", "long" ], "type": "string", "description": "Only videos of this length.", "default": "any" }, "languages": { "title": "Preferred languages", "type": "array", "description": "Language codes in order of preference (en, es, pt, de, fr...). 'es' also matches regional tracks such as 'es-419'. Empty = the video's own captions.", "items": { "type": "string" } }, "fallbackToOtherLanguage": { "title": "Fall back to another language", "type": "boolean", "description": "If none of the preferred languages exists, return the video's captions in its own language (billed). Turn off to skip those videos instead (not billed).", "default": true }, "preferManualCaptions": { "title": "Prefer human captions", "type": "boolean", "description": "Use captions written by the creator when they exist, and auto-generated ones otherwise. Turn off to prefer auto-generated captions.", "default": true }, "aiFallback": { "title": "Transcribe videos without captions with AI", "type": "boolean", "description": "When a video has no captions at all, download its audio and transcribe it with open-source Whisper (99 languages, auto-detected). Billed $0.010 per minute of audio instead of the transcript price; each video is rounded up to the next minute. Off by default. The run uses 2 GB of memory when this is on.", "default": false }, "maxAiMinutesPerVideo": { "title": "Max minutes per AI transcription", "minimum": 1, "maximum": 600, "type": "integer", "description": "Videos without captions that are longer than this are not transcribed with AI (and not billed). Protects your budget from very long videos.", "default": 60 }, "outputs": { "title": "Output formats", "type": "array", "description": "text (paragraphs), segments (start/end/text), srt, vtt, markdown (with [HH:MM:SS] timestamps) and chunks (for RAG).", "items": { "type": "string", "enum": [ "text", "segments", "srt", "vtt", "markdown", "chunks" ], "enumTitles": [ "Plain text", "Timestamped segments", "SRT subtitles", "WebVTT subtitles", "Markdown with timestamps", "Chunks for RAG" ] }, "default": [ "text", "segments" ] }, "includeMetadata": { "title": "Include video details", "type": "boolean", "description": "Channel ID, duration, views, keywords and description (free).", "default": true }, "chunkSize": { "title": "Chunk size (characters)", "minimum": 200, "type": "integer", "description": "Target size of each chunk when 'chunks' is selected.", "default": 1000 }, "maxConcurrency": { "title": "Parallel videos", "minimum": 1, "maximum": 20, "type": "integer", "description": "How many videos are processed at the same time.", "default": 5 }, "failOnError": { "title": "Fail the run on errors", "type": "boolean", "description": "Mark the run as FAILED when a video fails after all retries or no transcript is returned. Videos without captions do not count. Useful for monitoring pipelines.", "default": false }, "proxyConfiguration": { "title": "Proxy", "type": "object", "description": "YouTube blocks data-center IPs, so residential proxies are used by default (included in the price)." } } }, "runsResponseSchema": { "type": "object", "properties": { "data": { "type": "object", "properties": { "id": { "type": "string" }, "actId": { "type": "string" }, "userId": { "type": "string" }, "startedAt": { "type": "string", "format": "date-time", "example": "2025-01-08T00:00:00.000Z" }, "finishedAt": { "type": "string", "format": "date-time", "example": "2025-01-08T00:00:00.000Z" }, "status": { "type": "string", "example": "READY" }, "meta": { "type": "object", "properties": { "origin": { "type": "string", "example": "API" }, "userAgent": { "type": "string" } } }, "stats": { "type": "object", "properties": { "inputBodyLen": { "type": "integer", "example": 2000 }, "rebootCount": { "type": "integer", "example": 0 }, "restartCount": { "type": "integer", "example": 0 }, "resurrectCount": { "type": "integer", "example": 0 }, "computeUnits": { "type": "integer", "example": 0 } } }, "options": { "type": "object", "properties": { "build": { "type": "string", "example": "latest" }, "timeoutSecs": { "type": "integer", "example": 300 }, "memoryMbytes": { "type": "integer", "example": 1024 }, "diskMbytes": { "type": "integer", "example": 2048 } } }, "buildId": { "type": "string" }, "defaultKeyValueStoreId": { "type": "string" }, "defaultDatasetId": { "type": "string" }, "defaultRequestQueueId": { "type": "string" }, "buildNumber": { "type": "string", "example": "1.0.0" }, "containerUrl": { "type": "string" }, "usage": { "type": "object", "properties": { "ACTOR_COMPUTE_UNITS": { "type": "integer", "example": 0 }, "DATASET_READS": { "type": "integer", "example": 0 }, "DATASET_WRITES": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_READS": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_WRITES": { "type": "integer", "example": 1 }, "KEY_VALUE_STORE_LISTS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_READS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_WRITES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_INTERNAL_GBYTES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_EXTERNAL_GBYTES": { "type": "integer", "example": 0 }, "PROXY_RESIDENTIAL_TRANSFER_GBYTES": { "type": "integer", "example": 0 }, "PROXY_SERPS": { "type": "integer", "example": 0 }, "PROXY_UNBLOCKER_UNITS": { "type": "integer", "example": 0 } } }, "usageTotalUsd": { "type": "number", "example": 0.00005 }, "usageUsd": { "type": "object", "properties": { "ACTOR_COMPUTE_UNITS": { "type": "integer", "example": 0 }, "DATASET_READS": { "type": "integer", "example": 0 }, "DATASET_WRITES": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_READS": { "type": "integer", "example": 0 }, "KEY_VALUE_STORE_WRITES": { "type": "number", "example": 0.00005 }, "KEY_VALUE_STORE_LISTS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_READS": { "type": "integer", "example": 0 }, "REQUEST_QUEUE_WRITES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_INTERNAL_GBYTES": { "type": "integer", "example": 0 }, "DATA_TRANSFER_EXTERNAL_GBYTES": { "type": "integer", "example": 0 }, "PROXY_RESIDENTIAL_TRANSFER_GBYTES": { "type": "integer", "example": 0 }, "PROXY_SERPS": { "type": "integer", "example": 0 }, "PROXY_UNBLOCKER_UNITS": { "type": "integer", "example": 0 } } } } } } } } } }