AssemblyAI launches Voice Standard Bench scoring 50+ models on STT tasks

AssemblyAI · x · 2026-10-14

AssemblyAI's LLM Gateway now hosts 50+ models and launches Voice Standard Bench, scoring all of them on real Speech-to-Text output across four voice tasks on 30-second to 1-hour transcripts, with quality, speed and cost side by side. Key findings: for most voice tasks you don't need frontier prices — models within two quality points of the top scorer cost 50-85× less per audio hour on ≤15-min transcripts (gap narrows to 3× at one hour); open models are fastest on short inputs, answering in under a second median.

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