AssemblyAI Launches Voice Standard Bench to Rank 50+ LLMs on Real Audio Tasks

AssemblyAI released Voice Standard Bench on October 13, 2026, a public benchmark that scores more than 50 language models on tasks commonly performed after speech-to-text transcription, according to a company blog post published that day. The benchmark evaluates summarization, information extraction, text correction and dictation across four transcript lengths—approximately 30 seconds, 2 minutes, 15 minutes and 60 minutes—reporting quality, response time and cost per hour of audio side by side. The models tested are accessible through AssemblyAI's LLM Gateway, which the company states now supports over 50 models using the same API key customers use for its Speech-to-Text service.

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