Cohere Command A vs Grok Speech (STT + TTS APIs)
Which one should you pick? Here's the full breakdown.
Cohere Command A
Cohere's enterprise-multilingual flagship -- 111B params, 256K context, runs on 2x H100. 23 languages. CC-BY-NC 4.0 on weights (research / non-commercial), commercial requires Cohere enterprise contract. Follow-ups: Command A Reasoning + Command A Vision
Grok Speech (STT + TTS APIs)
xAI's standalone voice APIs -- launched 2026-04-17. Built on the stack that powers Grok Voice, Tesla vehicles, and Starlink customer support. $0.10/hr STT batch, $4.20 per 1M characters TTS, 25+ languages, word-level timestamps + speaker diarization
| Category | Cohere Command A | Grok Speech (STT + TTS APIs) |
|---|---|---|
| Ease of Use | 6.5 | 7.0 |
| Output Quality | 8.5 | 8.5 |
| Value | 7.0 | 9.0 |
| Features | 8.0 | 8.0 |
| Overall | 7.5 | 8.1 |
Pricing Comparison
| Feature | Cohere Command A | Grok Speech (STT + TTS APIs) |
|---|---|---|
| Free Tier | Yes | No |
| Starting Price | $0 | $0.10 |
Which Should You Pick?
Pick Cohere Command A if...
- ✓Has a free tier
Mid-size to large enterprises needing a multilingual open-weight model with low-ish infrastructure requirements (2x H100 for full model). Especially good for retrieval-augmented generation over internal document stores, multi-language customer support, and workflows touching Asian / Middle Eastern / African languages where Command A's coverage materially beats Llama or Mistral. Also a strong pick for teams already in Cohere's enterprise ecosystem.
Visit Cohere Command APick Grok Speech (STT + TTS APIs) if...
- ✓Better value for money (9/10)
Developers building voice agents, real-time transcription tools, accessibility features, or high-volume TTS workloads where the cost per hour of audio actually matters at scale. Strong fit for phone-call and meeting transcription use cases where xAI's published WER advantage (5.0% on phone-call entities vs. ElevenLabs 12.0%) compounds quickly.
Visit Grok Speech (STT + TTS APIs)Our Verdict
Grok Speech (STT + TTS APIs) edges out Cohere Command A with a 8.1 vs 7.5 overall score. Both are solid picks, but Grok Speech (STT + TTS APIs) has the advantage in value.