{"name":"video-to-audio","description":"Video to audio extractor / video to audio converter. Extract MP3 audio track from any video URL (MP4, MOV, WEBM, MKV, AVI, M4V, FLV). Selectable bitrate (96/128/192 kbps). Useful for podcast extraction, audio archival, transcription pre-processing. 60-min / 500MB max. CloudConvert backend.","price":"$0.02","method":"POST","input_schema":{"properties":{"video_url":{"type":"string","description":"Public URL of the source video. Max 500MB / 60 minutes."},"bitrate":{"type":"number","enum":[96,128,192],"description":"Output MP3 bitrate in kbps. 96 (smaller, voice), 128 (default, balanced), 192 (higher quality)."}},"required":["video_url"]},"input_example":{"video_url":"https://samplelib.com/mp4/sample-5s.mp4","bitrate":128},"output_example":{"audio_url":"https://...mp3","bitrate":128,"file_size_bytes":161109,"source_url":"https://samplelib.com/mp4/sample-5s.mp4"},"x402_payment_required":true,"x402_facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}