Noometry

Alternatives

Best Open-Source Mistral Alternatives in October 2026

The strongest open-weight alternative to Mistral as of October 2026 is Kimi K3 from Moonshot AI: 16.5 points ahead of Mistral Large 4, 5.8× pricier; open weights. Compared against Mistral Large 4, Mistral's current top model.

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  1. Kimi K3 Moonshot AI

    16.5 points ahead of Mistral Large 4, 5.8× pricier; open weights.

    Score 59.5, $6 per M tokens blended.Compare with Mistral Large 4

  2. GLM-5.3 Z.ai (Zhipu)

    11.8 points ahead of Mistral Large 4, 2.1× pricier; open weights.

    Score 54.8, $2.15 per M tokens blended.Compare with Mistral Large 4

  3. DeepSeek V4 Pro DeepSeek

    11.2 points ahead of Mistral Large 4, 1.0× cheaper per token; open weights.

    Score 54.3, $0.99 per M tokens blended.Compare with Mistral Large 4

  4. MiMo-V2.6-Pro Xiaomi

    7.2 points ahead of Mistral Large 4, 1.9× cheaper per token; open weights.

    Score 50.3, $0.54 per M tokens blended.Compare with Mistral Large 4

  5. Inkling-Small Thinking Machines Lab

    3.4 points ahead of Mistral Large 4, 1.6× cheaper per token; open weights.

    Score 46.5, $0.64 per M tokens blended.Compare with Mistral Large 4

  6. Qwen3.5 397B-A17B Alibaba (Qwen)

    3.0 points ahead of Mistral Large 4, 1.3× pricier; open weights.

    Score 46.0, $1.35 per M tokens blended.Compare with Mistral Large 4

  7. Hy4 preview Tencent

    2.2 points ahead of Mistral Large 4, 1.1× pricier; open weights.

    Score 45.3, $1.13 per M tokens blended.Compare with Mistral Large 4

  8. MiniMax-M3 MiniMax

    about as strong as Mistral Large 4, 2.0× cheaper per token; open weights.

    Score 43.8, $0.52 per M tokens blended.Compare with Mistral Large 4

More: All alternatives, Cheaper, For coding

Frequently asked questions

What is the best alternative to Mistral?

The strongest open-weight alternative to Mistral as of October 2026 is Kimi K3 from Moonshot AI: 16.5 points ahead of Mistral Large 4, 5.8× pricier; open weights. Compared against Mistral Large 4, Mistral's current top model.

How were these alternatives chosen?

Each is the highest-ranked model from a different provider with downloadable weights, compared on the Noometry Index against Mistral Large 4.