Nous Hermes vs Mistral AI
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
Nous Hermes
Nous Research's steerable open-weight models, now Hermes 4 and 4.3
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Mistral AI
Paris model lab with open weights, cheap APIs and the Vibe agent
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| RECATOOLS Score | 6.8 / 10 | 8.4 / 10 |
| Capability | ||
| Value for money | ||
| Ease of use | ||
| ASEAN readiness | ||
| API quality | ||
| Pricing | Open Source | Freemium |
| Free tier | Open weights free to download and run, under Apache 2.0 or the Llama 3 licence depending on the model | Vibe Free: limited messages, web searches and coding sessions, basic image generation, 100+ connectors; Apache 2.0 weights free to self-host |
| Paid from | Free weights, or hosted Hermes 4 405B on OpenRouter from $1 per million input tokens | $14.99/month (Vibe Pro, excluding tax); API from $0.10 per million tokens |
| Has API | ✓ | ✓ |
| Open source | ✓ | ✓ |
| Free to use | ✓ | ✓ |
| Users | 500k+ downloads | 500k+ API users |
| Founded | 2023 | 2023 |
| Maker | Nous Research, Inc. | Arthur Mensch, Guillaume Lample, Timothee Lacroix |
| Verdict | Hermes remains the open-weight line to reach for when you want a model that follows your own system prompt: Hermes 4 brought hybrid reasoning in 14B, 70B and 405B sizes, and Hermes 4.3 squeezes similar quality into 36B w... |
Mistral is a good choice when you want models you can host yourself or buy cheaply by the token: Small 4, Large 3 and the Ministral 3 models are Apache 2.0, and API rates sit well below most US frontier labs. The Vibe ag... |
| Full review → | Full review → |
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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.