AssemblyAI API pricing
Official2 speech models
As of Oct 19, 2026, AssemblyAI lists 2 speech models through its API.
Speech models (2)
- AssemblyAI BestSpeech to text$0.002 per minute
- AssemblyAI NanoSpeech to text$0.0062 per minute
Prices in USD from LiteLLM and models.dev, checked daily; confirm on AssemblyAI's pricing page before you rely on a number.