This page tracks 103 audio and speech AI models. The lowest current price is $0.0004/req from suno_lyrics. 126 sources auto-scraped (Updated 46m ago); 38 manually maintained. Covers TTS, ASR, and Realtime — click Detail → for per-provider comparisons.
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Leading models: quality, price and provider comparison
Rank and Elo use an Artificial Analysis snapshot (2026-08-17); price and provider coverage use current ComputeUnion records. The two evidence sets are shown separately.
Three main categories: TTS (text-to-speech), ASR (speech recognition), and Realtime APIs for live voice interaction. This page covers 103 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 $0.0004/req from suno_lyrics. The best value depends on your volume and quality requirements — click "Detail →" to compare all providers for each model.
Prices sourced from automated scrapers running on a six-hour schedule across 70+ platforms and manual verification of official pricing pages. Live-scraped data comes directly from provider APIs; manually maintained data is updated whenever providers announce changes.