AssemblyAI

Speech-to-text API with add-ons for speakers and insights

Speech AI APIs Prices checked 7 Nov 2026

In short

Speech-to-text API with add-ons for speakers and insights. Product teams that transcribe calls or meetings and want speaker labels.

Price: Universal-3.5 Pro (pay as you go): $0.21 per hour of audio (vendor’s page, 7 Nov 2026).

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What AssemblyAI does

“With AssemblyAI's industry-leading Speech AI models, transcribe speech to text and extract insights from your voice data.”

How the vendor describes it: assemblyai.com, checked 7 Nov 2026.

Who in India it suits

  • Product teams that transcribe calls or meetings and want speaker labels.
  • Developers who want a free tier first: the page lists 185 hours of pre-recorded audio.
  • Prices are per hour of audio in dollars, so cost grows with call volume.

AssemblyAI price

Plan Price, unit and limits
Free tier Free
free: the page says it includes up to 185 hours of pre-recorded transcription and up to 333 hours of streaming transcription, with no credit card required
Universal-3.5 Pro (pay as you go) $0.21 (≈ ₹20)
per hour of audio; supports 18 languages
Universal-2 (pay as you go) $0.15 (≈ ₹14)
per hour of audio; supports 99 languages
Speaker diarization add-on $0.02 (≈ ₹2)
per hour of audio

Checked from assemblyai.com/pricing on 7 Nov 2026. Prices are the vendor’s list prices, before tax, in the currency the vendor showed us (USD). The figure in brackets is our conversion at ₹95.3 per $, not the vendor’s price.

Check which languages you need: the page lists 18 for Universal-3.5 Pro and 99 for Universal-2.

How this page was checked

The price and the vendor’s description above were read on the vendor’s own pages on the date next to them. Where we could not read a price, the page says “price not checked”. We do not rate tools. Prices change; the vendor’s page is the final word.

Something out of date? Tell us.

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