Mistral AICodestral 22BVSOpenAIGPT-5.5 Pro
Our Take
Standardized reasoning and coding benchmarks are currently pending verification for one or both of these models. We recommend testing Codestral 22B and GPT-5.5 Pro directly in their respective provider playgrounds to see which fits your specific prompt styles best.
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Benchmarks & Scores
Coding (human-eval)
81.1%basic standalone code completion and simple functions
Reasoning (gpqa-diamond)
N/Agraduate-level science QA
Cost & Context
Cost (per 1M tokens)150.0x cheaper
$0.45Input: $0.30 | Output: $0.90Context Window
32.77k tokensBenchmarks & Scores
Coding (swe-bench-pro)
N/Acomplex codebases, multi-file repositories, and architectural planning
Reasoning (gpqa-diamond)
96.2%graduate-level science QA
Cost & Context
Cost (per 1M tokens)
$67.50Input: $30.00 | Output: $180.00Context WindowLarger
1.05M tokensFrequently Asked Questions about Codestral 22B vs GPT-5.5 Pro
Codestral 22B is cheaper than GPT-5.5 Pro. Codestral 22B has a blended cost of $0.45/1M tokens, which is about 150.0x cheaper than GPT-5.5 Pro at $67.50/1M tokens.
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