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AssemblyAI - Speech to Text API Pricing Overview

AssemblyAI - Speech to Text API at a glance

AssemblyAI offers flexible pricing plans to accommodate various development needs: a Free tier with $50 in credits for prototyping, a Pay-as-you-go option starting at $0.12 per hour for teams integrating Speech AI into their products, and Custom plans tailored for organizations scaling AI products, featuring dedicated support and compliance options.

AssemblyAI - Speech to Text API has 3 pricing editions. A free trial of AssemblyAI - Speech to Text API is also available. Look at different pricing editions below and see what edition and features meet your budget and needs.
NamePriceFeatures
Get started at no cost
Free
Free API token to start testing immediately with 100 free hours
  • Access to Speech-to-Text and Audio Intelligence models ,
  • Speech recognition
  • Speaker diarization
  • Custom spelling and vocabulary
  • Profanity filtering
Custom
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Personalize your plan
  • Volume discounts up to 50%
  • Solution architect support
  • Higher rate limits
  • Compliance with EU Data Residency standards
Pay as you go
Pay As You Go
Start as low as $0.15/hour for Streaming Speech-to-text
  • Unlimited access to Speech-to-Text, Audio Intelligence, and LeMUR
  • Streaming Speech-to-Text
  • Concurrency starting at 200 files and 100 streams

AssemblyAI - Speech to Text API pricing & plans

Free Trial is available
Pricing information for AssemblyAI - Speech to Text API is supplied by the software provider or retrieved from publicly accessible pricing materials. Final cost negotiations to purchase AssemblyAI - Speech to Text API must be conducted with the seller.

Checkout our full pricing list here: https://www.assemblyai.com/pricing

Pricing information was last updated on June 02, 2025
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