AssemblyAI pricing
Paid plans start at $0.15/mo with monthly billing. Free plan: yes. Free trial: none listed. Prices checked on October 29, 2026.
| Plan | Monthly billing | Annual billing (per month) | Limits / what’s included |
|---|---|---|---|
| Free tier | — | — | Up to 185 hours of pre-recorded and up to 333 hours of streaming transcription; no credit card required |
| Pay as you go: Universal-3.5 Pro (pre-recorded) per hour of audio (usage-based, not a monthly fee) | $0.21 | — | Add-ons such as Keyterms Prompting ($0.05 /hr) are billed separately |
| Pay as you go: Universal-2 (pre-recorded) per hour of audio (usage-based, not a monthly fee) | $0.15 | — | Supports 99 languages |
| Pay as you go: Universal-3.6 Pro Realtime (streaming) per hour of audio (usage-based, not a monthly fee) | $0.45 | — | Supports 32 languages |
| Pay as you go: AssemblyAI-TTS-1 (text-to-speech) per 1M input characters (usage-based, not a monthly fee) | $15 | — | Cloned voices and EU processing cost the same |
Free trial: none listed. Free plan: yes.
Prices checked on on the official AssemblyAI pricing page. “—” = not published.
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