Salesforce releases SOV-Transcribe-1, now the top open-weights speech model

The new transcription model posts a 2.3% word error rate and ranks seventh overall among 44 models on the AA-WER Index Salesforce has a new speech-to-text model, and it is currently the best open-weights option on the board. SOV-Transcribe-1 ranks first among open-weights speech-to-text models and seventh overall on the Artificial Analysis Word Error Rate (AA-WER) Index. That puts a CRM company ahead of several AI labs whose entire identity is building models. The model posted a 2.3% word error rate on the index. That score placed it seventh out of 44 evaluated models, a field that includes proprietary systems from companies that do not hand out their weights. Salesforce unveiled SOV-Transcribe-1 on November 12, 2026.

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