AssemblyAI
./Hear + SpeakSpeech recognition, diarization, and audio intelligence models via API
OpenAPIllms.txt
$ payment protocols
none documented — this service is not reachable over an agent payment protocol
$ agent access
authAPI Key
onboardingPartial — dashboard signup, then API key
tosNeutral — no bot restrictions
webhooksYes
free tierYes
billingpay-per-second
#stt#transcription#audio#nlp
https://www.assemblyai.com
// last verified 8/26/2026
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