GoogleGemini 2.5 FlashVSMistral AIMistral Small 4
Our Take
We recommend Mistral Small 4 for superior overall value and reasoning capabilities, as it is cheaper or equal in cost while delivering peak intelligence. While Mistral Small 4 excels at complex scripting single-file apps or clearly defined functions, Gemini 2.5 Flash is suited for scripting multi-file code and clearly defined tasks. Choose Mistral Small 4 for scripting single-file apps or clearly defined functions, or Gemini 2.5 Flash if you specifically require its simpler functions profile.
▶WHY?
Benchmark Calculations & Evidence:
Coding Evaluation: Gemini 2.5 Flash was evaluated on SWE-bench Verified (scoring 60.4%), while Mistral Small 4 was evaluated on LiveCodeBench (scoring 63.6%).
Reasoning Accuracy: Both models were evaluated on the GPQA Diamond benchmark. Mistral Small 4 scored 71.2%, while Gemini 2.5 Flash scored 68.3%.
Cost Efficiency: Gemini 2.5 Flash pricing ($0.3/M input, $2.5/M output) is 0.3x cheaper than Mistral Small 4 ($0.15/M input, $0.6/M output).
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Benchmarks & Scores
Coding (swe-bench-verified)
60.4%multi-file code and clearly defined tasks
Reasoning (gpqa-diamond)
68.3%graduate-level science QA
Cost & Context
Cost (per 1M tokens)
$0.85Input: $0.30 | Output: $2.50Context WindowLarger
1.05M tokensBenchmarks & Scores
Coding (live-code-bench)
63.6%scripting single-file apps or clearly defined functions
Reasoning (gpqa-diamond)Winner (+2.9%)
71.2%graduate-level science QA
Cost & Context
Cost (per 1M tokens)3.2x cheaper
$0.26Input: $0.15 | Output: $0.60Context Window
262.14k tokensFrequently Asked Questions about Gemini 2.5 Flash vs Mistral Small 4
Mistral Small 4 is cheaper than Gemini 2.5 Flash. Mistral Small 4 has a blended cost of $0.26/1M tokens, which is about 3.2x cheaper than Gemini 2.5 Flash at $0.85/1M tokens.
For coding tasks, Gemini 2.5 Flash scores 60.4% on swe-bench-verified (multi-file code and clearly defined tasks), while Mistral Small 4 scores 63.6% on live-code-bench (scripting single-file apps or clearly defined functions).
Related Matchups
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