{ "openapi": "3.0.1", "info": { "title": "YouTube Transcript Scraper ⚡ Bulk, No API Key", "description": "Download YouTube transcripts, subtitles and captions in bulk. Pass video URLs or IDs; get plain text, timestamped segments, video title, channel, duration and view count as JSON or CSV. No YouTube API key, no quota, no cap. 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For a whole channel use cleanfeed/youtube-channel-transcript-downloader, for a playlist cleanfeed/youtube-playlist-transcript-downloader, for Shorts cleanfeed/youtube-shorts-transcript-downloader, for a keyword search cleanfeed/youtube-search-transcript-downloader.", "items": { "type": "string" } }, "language": { "title": "Preferred language", "type": "string", "description": "Two-letter code (en, nl, de, es...). Falls back to auto-generated captions in that language, then to any available track.", "default": "en" }, "includeSegments": { "title": "Include timestamped segments", "type": "boolean", "description": "Return timed segments alongside plain text. Turn off for smaller payloads when you only need the text.", "default": true }, "maxConcurrency": { "title": "Concurrency", "minimum": 1, "maximum": 25, "type": "integer", "description": "Parallel requests. Higher is faster; lower is gentler.", "default": 8 }, "proxy": { "title": "Proxy configuration", "type": "object", "description": "YouTube blocks datacenter IPs. Residential proxy is required for reliable results — verified 150/150 with residential vs 7/12 with datacenter. 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