Model Pricing Documentation The following is a documentation of all pricing of the models used in the API. Speech-to-Text Models Models Free Usage Normal Pricing Google STT Upto 60 minutes per month $0.024/min Deepgram STT Free one-time $200 of credit $0.0043/min AssemblyAI STT Upto 100 hours of audio $0.002/min Text-to-Speech Models Models Free Usage Normal Pricing Google TTS 1M characters $0.000016/character ElevenLabs TTS 10K characters/month $5/30K characters/month, $11/100K characters/month Deepgram TTS Free one-time $200 of credit $0.000015/character