AssemblyAI pricing in 2026

Speech-to-text and audio intelligence APIs for batch and streaming transcription. How AssemblyAI charges, its plans and the alternatives.

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Billing

Pay as you use

Plans

AssemblyAI plans and prices

1 plan with a public price, in US dollars.

Pay as you go
$0No fixed fee · pay per use
- $50 free credit, no card required
- No minimum spend
- 100 new streams per minute

Universal-3.5 Pro async $0.21/hr; Universal-2 $0.15/hr; streaming from $0.15/hr (Universal-3.6 Pro Realtime $0.45/hr); diarization +$0.02/hr async. Higher concurrency via enterprise contracts: contact sales.

Prices from AssemblyAI's pricing page, checked 26 Oct 2026. Usage-based: the bill depends on volume, so these are starting points, not a quote. Taxes, seat minimums and promotions vary.

Alternatives

Alternatives to AssemblyAI

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All 32 AssemblyAI alternatives ranked by price

FAQ

AssemblyAI pricing questions

How does AssemblyAI charge?

AssemblyAI is usage-based: you pay for what you use (transactions, messages, compute and so on) rather than a fixed subscription, so the bill depends on volume. Universal-3.5 Pro async $0.21/hr; Universal-2 $0.15/hr; streaming from $0.15/hr (Universal-3.6 Pro Realtime $0.45/hr); diarization +$0.02/hr async. Higher concurrency via enterprise contracts: contact sales. There is no fixed monthly fee on Pay as you go.

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