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Public story · 2026-03-17 · source-backed

IBM Granite 4.0 1B Speech: #1 OpenASR Leaderboard.

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WER 5.52, RTFx 280, under 1.5GB VRAM, Apache 2.0. Half the size of its predecessor. Japanese ASR and keyword biasing added. Strongest edge speech option in open weights. Source


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2026-03-17-ibm-granite-4-0-1b-speech-1-openasr-leaderboard
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source-backed, canonical briefing excerpt