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GoogleGemini 3.1 Flash-LiteVSMistral AIMistral Large 3

Analysis by:the whichllmmodel Editorial Team|Updated: June 2026

Our Take

We recommend Gemini 3.1 Flash-Lite for a 1.3x API cost saving and superior coding capability, or Mistral Large 3 if your workflow requires peak reasoning. While Gemini 3.1 Flash-Lite is more cost-effective, Mistral Large 3 holds a clear reasoning advantage. Choose Gemini 3.1 Flash-Lite for code generation, or Mistral Large 3 for complex logical reasoning.
▶WHY?
Benchmark Calculations & Evidence:
  • Coding Benchmarks: Both models were evaluated on the LiveCodeBench benchmark. Gemini 3.1 Flash-Lite scored 72%, while Mistral Large 3 scored 34.4%.
  • Reasoning Benchmarks: Both models were evaluated on the GPQA Diamond benchmark. Gemini 3.1 Flash-Lite scored 82.2%, while Mistral Large 3 scored 85.5%.
  • Cost Efficiency: Mistral Large 3 pricing ($0.5/M input, $1.5/M output) is 1.3x cheaper than Gemini 3.1 Flash-Lite ($0.25/M input, $1.5/M output).
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    Model Specs

    Gemini 3.1 Flash-Lite

    Website

    Benchmarks & Scores

    Coding (live-code-bench)Winner (+37.6%)
    72%

    scripting single-file apps or clearly defined functions

    Reasoning (gpqa-diamond)
    82.2%

    graduate-level science QA

    Cost & Context

    Cost (per 1M tokens)1.3x cheaper
    $0.56Input: $0.25 | Output: $1.50
    Context WindowLarger
    1.05M tokens
    Model Specs

    Mistral Large 3

    Open SourceAPI Available
    Website🤗HF

    Benchmarks & Scores

    Coding (live-code-bench)
    34.4%

    scripting single-file apps or clearly defined functions

    Reasoning (gpqa-diamond)Winner (+3.3%)
    85.5%

    graduate-level science QA

    Cost & Context

    Cost (per 1M tokens)
    $0.75Input: $0.50 | Output: $1.50
    Context Window
    262.14k tokens
    Read our data collection methodology

    Frequently Asked Questions about Gemini 3.1 Flash-Lite vs Mistral Large 3

    Gemini 3.1 Flash-Lite is cheaper than Mistral Large 3. Gemini 3.1 Flash-Lite has a blended cost of $0.56/1M tokens, which is about 1.3x cheaper than Mistral Large 3 at $0.75/1M tokens.

    Gemini 3.1 Flash-Lite is better for coding tasks on this benchmark. It scores 72% on live-code-bench (scripting single-file apps or clearly defined functions) compared to Mistral Large 3 which scores 34.4%.

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