{ "openapi": "3.0.1", "info": { "title": "YouTube Transcript Scraper - Captions & SRT", "description": "YouTube transcript scraper: extract video captions (manual or auto-generated), timestamps, SRT subtitles, multi-language — via API, MCP, or schedule. $0.005 per video. One JSON row per URL. No browser, no API key.", "version": "0.0", "x-build-id": "JDqRaMaqf1ChTQcUr" }, "servers": [ { "url": "https://api.apify.com/v2" } ], "paths": { "/acts/kaz_kakyo~youtube-transcripts/run-sync-get-dataset-items": { "post": { "operationId": "run-sync-get-dataset-items-kaz_kakyo-youtube-transcripts", "x-openai-isConsequential": false, "summary": "Executes an Actor, waits for its completion, and returns Actor's dataset items in response.", "tags": [ "Run Actor" ], "requestBody": { "required": true, "content": { "application/json": { "schema": { "$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/kaz_kakyo~youtube-transcripts/runs": { "post": { "operationId": "runs-sync-kaz_kakyo-youtube-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/kaz_kakyo~youtube-transcripts/run-sync": { "post": { "operationId": "run-sync-kaz_kakyo-youtube-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": { "youtubeUrls": { "title": "YouTube video URLs", "type": "array", "description": "YouTube watch / shorts / youtu.be / embed / live URLs, or bare 11-char video IDs. One dataset row per URL; max 500 videos per run (URLs plus channel uploads). Provide this, `channelUrls`, or both. Videos without captions, private/age-restricted/region-blocked links become type:error rows; the run still succeeds.", "items": { "type": "string" } }, "channelUrls": { "title": "YouTube channels", "type": "array", "description": "Optional channel links: youtube.com/@handle, /channel/UC…, /c/… or /user/…. Each channel contributes its most recent uploads (newest first, up to 15 — YouTube's public uploads feed). Combine with `publishedAfter` and/or `monitorId` and a schedule to transcribe new uploads as they appear. Unknown channels become type:error rows; the run still succeeds.", "items": { "type": "string" } }, "maxVideosPerChannel": { "title": "Max videos per channel", "minimum": 1, "maximum": 15, "type": "integer", "description": "Default: 15 (the feed maximum). Newest uploads per channel to transcribe, after the `publishedAfter` filter.", "default": 15 }, "publishedAfter": { "title": "Only uploads published after", "type": "string", "description": "Optional; applies to `channelUrls`. A date (`2026-10-01`) or a rolling window (`7 days`, `24 hours`, `2 weeks`). Older uploads are skipped and not charged." }, "monitorId": { "title": "Monitor ID (skip videos already transcribed)", "type": "string", "description": "Optional name such as `my-channels-daily` (letters, digits, `.`, `_`, `-`). When set, videos delivered under this ID are remembered in a key-value store in your account (`youtube-transcripts-monitors`) and skipped — not charged — on later runs. Use one ID per schedule: two runs overlapping on the same ID can both transcribe — and charge for — the same new upload." }, "languages": { "title": "Preferred languages", "type": "array", "description": "Optional BCP-47 codes tried in order (e.g. `en`, `es`, `de`). Within a language, manual captions beat auto-generated. If none match, falls back to the best available track and sets `languageFallback: true`. Empty = prefer English, then any available.", "items": { "type": "string" } }, "includeTimestamps": { "title": "Timestamped segments", "type": "boolean", "description": "Default: false. When true, adds `segments[]`: `{ start, duration, text }` per caption cue. Useful for programmatic indexing and RAG chunking.", "default": false }, "includeSrt": { "title": "SRT subtitles", "type": "boolean", "description": "Default: false. When true, adds `srt` (ready-to-save `.srt` string from the caption track).", "default": false } } }, "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 } } } } } } } } } }