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Pricing change·Apr 1 → Jul 6, 2025·Q2 2025·AI & Machine Learning

Assemblyai Reduces Streaming Speech-to-Text Pricing by 68% from $0.47/hr to $0.15/hr, Enhancing Accessibility for Users

AssemblyaiPricingFeature addedFeature changePrice decreaseLimit decreasePackage changeThreshold added

What changed

Feature added

Claude 3.7 Sonnet LLM model added to LeMUR offerings

Feature change

BAA for HIPAA Compliance moved from Custom plan only to Pay-as-you-go and Custom plans (feature democratization)

Feature change

Streaming Speech-to-Text feature 'End of Utterance Detection' renamed to 'End of Turn Detection'

Feature added

Keyterm Prompting feature added to Slam-1 model (supports up to 1000 domain-specific words or phrases)

Price decrease

Streaming Speech-to-Text decreased from $0.47/hr to $0.15/hr (68% reduction)

Limit decrease

Free tier pre-recorded audio hours decreased from 416 hours to 185 hours

Package change

Streaming concurrency limit changed from '100 streams' to '5 new streams per minute' for Free tier, with Pay-as-you-go now starting at '100 concurrent streams with 10% ramp per minute'

Package change

Pre-recorded Speech-to-Text restructured from Best/Nano tiers to Slam-1/Universal models, both now priced at $0.27/hr (Best decreased from $0.37, Nano increased from $0.12)

Threshold added

Free tier streaming audio hours limit added: Up to 333 hours

Feature added

Claude 3.5 Haiku LLM model added to LeMUR offerings

Before and after

Apr 1, 2025 vs Jul 6, 2025
Pulse.
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Change 1 of 10 · feature added

Claude 3.7 Sonnet LLM model added to LeMUR offerings

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