{"name":"speaker-diarize","description":"Speaker diarization / who-said-what transcription. Whisper v3 + speaker labels. Returns utterances grouped by speaker, plus per-speaker stats (count, seconds, words). 60 min max.","price":"$0.10","method":"POST","input_schema":{"properties":{"media_url":{"type":"string"},"language":{"type":"string"},"num_speakers":{"type":"number"}},"required":["media_url"]},"input_example":{"media_url":"https://download.samplelib.com/mp3/sample-3s.mp3"},"output_example":{"utterances":[{"speaker":"Speaker 0","start":0,"end":5.2,"text":"Hello"}],"speaker_count":2,"duration_seconds":600},"x402_payment_required":true,"x402_facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}