Solar (Upstage) vs Mistral AI
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
Solar (Upstage)
Upstage's Korean-strong LLMs: Solar Pro 4, Mini 4 and open Solar Open...
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Mistral AI
Paris model lab with open weights, cheap APIs and the Vibe agent
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| RECATOOLS Score | 7 / 10 | 8.4 / 10 |
| Capability | ||
| Value for money | ||
| Ease of use | ||
| ASEAN readiness | ||
| API quality | ||
| Pricing | Usage_based | Freemium |
| Free tier | Solar Open 2 and Solar Open 100B weights free to download (Upstage Solar License, commercial use allowed); each Studio agent includes 10 free runs | Vibe Free: limited messages, web searches and coding sessions, basic image generation, 100+ connectors; Apache 2.0 weights free to self-host |
| Paid from | Solar Mini 4 from $0.10/$0.40 per 1M tokens; Solar Pro 4 $0.30/$1.20 | $14.99/month (Vibe Pro, excluding tax); API from $0.10 per million tokens |
| Has API | ✓ | ✓ |
| Open source | ✓ | ✓ |
| Free to use | ✓ | ✓ |
| Users | 200k+ downloads | 500k+ API users |
| Founded | 2020 | 2023 |
| Maker | Upstage Co., Ltd. | Arthur Mensch, Guillaume Lample, Timothee Lacroix |
| Verdict | Solar has matured into a credible model family, with a strong Korean-language flagship, a cheap small model and genuinely capable open weights that can be self-hosted commercially. Its benchmark wins are reported by Upst... |
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.