audio model comparison
Gemini 3.5 Transcribe vs Grok Voice Transcribe 2.0
Gemini 3.5 Transcribe and Grok Voice Transcribe 2.0 are both current audio models, from Google and xAI. Grok Voice Transcribe 2.0 is 67% cheaper per audio minute than Gemini 3.5 Transcribe, $0.001667 vs $0.005. On Artificial Analysis AA-WER v2, Gemini 3.5 Transcribe scores 2.6 % WER and Grok Voice Transcribe 2.0 2.29 % WER (Artificial Analysis, measured October 13, 2026).
Data verified October 13, 2026 · Dataset 2026-10-13
Side by side
Standard-tier prices in effect today. The better value in each row is highlighted.
| Fact | Gemini 3.5 Transcribe | Grok Voice Transcribe 2.0 |
|---|---|---|
| Price per audio minute | $0.005 | $0.001667 (better) |
| Artificial Analysis AA-WER v2 | 2.6 % WER (#4 of 6) | 2.29 % WER (#3 of 6) (better) |
| Artificial Analysis AA-WER Streaming | Not measured | 2.73 % WER (#1 of 2) |
| Provider | xAI | |
| Release date | August 26, 2026 | September 18, 2026 |
| Access | API only | API only |
| Context window | Not reported | Not reported |
| Max output | Not reported | Not reported |
| Input | audio | audio |
| Output | text | text |
Scores:Artificial Analysis · 2026-10-13Artificial Analysis · 2026-10-13
When to choose each
Gemini 3.5 Transcribe
Best for
- Batch transcription with speaker labels
- Multilingual meeting and call transcripts
Watch out for
- One hour of audio per request, or 30 minutes with diarization or timestamps
- Custom vocabulary cannot be combined with diarization or timestamps, and there is no Batch API
Grok Voice Transcribe 2.0
Best for
- Low-cost batch transcription
- Streaming transcription for voice apps
Watch out for
- xAI's per-model page leaves pricing blank; the rates come from its models table and launch post
Gemini 3.5 Transcribe vs Grok Voice Transcribe 2.0 FAQ
Which is cheaper, Gemini 3.5 Transcribe or Grok Voice Transcribe 2.0?
Grok Voice Transcribe 2.0 is 67% cheaper per audio minute than Gemini 3.5 Transcribe, $0.001667 vs $0.005.
Which scores higher on independent benchmarks, Gemini 3.5 Transcribe or Grok Voice Transcribe 2.0?
Grok Voice Transcribe 2.0 leads on Artificial Analysis AA-WER v2, 2.29 % WER to 2.6 % WER. Scores are independent evaluations, not either vendor's launch figures.
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- Gemini 3.5 Transcribe vs Scribe v2
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Production evaluation
Choosing between Gemini 3.5 Transcribe and Grok Voice Transcribe 2.0?
Public benchmarks narrow the shortlist. We run both on your own tasks, data and cost limits, then build the routing and review controls to run the winner in production.
- A head-to-head evaluation on your real workload
- Routing between models by cost and difficulty