Solar LLM vs Mistral AI

A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.

Solar LLM Upstage's Solar LLMs — Korea's frontier family, now Solar Pro 3 Visit Mistral AI European frontier-model lab Visit
RECATOOLS Score 7 / 10 8.4 / 10
Capability 7 8
Value for money 8 9
Ease of use 5 8
ASEAN readiness 7 7
API quality 7 9
Pricing Open Source Freemium
Free tier Free to download Free open-weight models for self-hosting
Paid from $0.14/1M tokens (Mistral Small via API)
Has API
Open source
Free to use
Users 200k+ downloads 500k+ API users
Founded 2020 2023
Maker Upstage AI Arthur Mensch, Guillaume Lample, Timothee Lacroix
Verdict

Solar is the rare 2023 open-weights story that grew into a real product line. The Apache-2.0 Solar 10.7B and its depth up-scaling trick topped the Hugging Face leaderboard in December 2023; the commercial line then kept...

Mistral is the strongest European alternative to the US labs, and its open-weight releases are the reason: Mistral Large 3 (December 2025) ships as a 675B-parameter MoE under Apache 2.0 with a 256K context window, Medium...

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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.