Audio & Speech API Pricing
79 models — TTS, ASR, and realtime speech
This page tracks 79 audio and speech AI models. The lowest current price is $0.0025/min from Universal-2. 43 sources auto-scraped; 36 manually maintained. Covers TTS, ASR, and Realtime — click Detail → for per-provider comparisons.
Popular Models
FAQ
What types of audio AI APIs are available?
Three main categories: TTS (text-to-speech), ASR (speech recognition), and Realtime APIs for live voice interaction. This page covers 79 models with prices manually maintained from official provider pages.
How is audio API pricing calculated?
TTS is billed per 1K or 1M characters; ASR per minute of audio processed; Realtime per session-minute. Click "Detail →" on any model to see exact per-provider rates.
Which TTS or ASR API is best value?
Currently the lowest price is $0.0025/min from Universal-2. The best value depends on your volume and quality requirements — click "Detail →" to compare all providers for each model.
Other API categories