Streaming STT Performance Update | August 1, 2025 Newsletter

AssemblyAI has introduced substantial improvements to its Streaming Speech-to-Text (STT) API, significantly enhancing transcription accuracy, particularly for repeated digits and tokens, with a 52% reduction in error rate from 28.20% to 13.47%. These advancements are applicable to various real-world scenarios, such as phone numbers, confirmation codes, and repetitive speech patterns, and are now available for all users. Additionally, AssemblyAI offers resources like a real-time conversation intelligence guide and tutorials, including hotword detection using Go and a video on building an AI meeting scheduling assistant, to help users leverage these improvements effectively. Users are encouraged to test these advancements in the AssemblyAI Playground and explore further through documentation and community engagement.

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