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Mistral AICodestral 22BVSMoonshot AI (Kimi)kimi-k2.5

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

Our Take

Standardized reasoning and coding benchmarks are currently pending verification for one or both of these models. We recommend testing Codestral 22B and kimi-k2.5 directly in their respective provider playgrounds to see which fits your specific prompt styles best.
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Model Specs

Codestral 22B

Open SourceAPI Available

Benchmarks & Scores

Coding (human-eval)
81.1%

basic standalone code completion and simple functions

Reasoning (gpqa-diamond)
N/A

graduate-level science QA

Cost & Context

Cost (per 1M tokens)2.7x cheaper
$0.45Input: $0.30 | Output: $0.90
Context Window
32.77k tokens
Model Specs

kimi-k2.5

Open SourceAPI Available

Benchmarks & Scores

Coding (swe-bench-pro)
50.7%

complex codebases, multi-file repositories, and architectural planning

Reasoning (gpqa-diamond)
87.6%

graduate-level science QA

Cost & Context

Cost (per 1M tokens)
$1.20Input: $0.60 | Output: $3.00
Context WindowLarger
262.14k tokens

Frequently Asked Questions about Codestral 22B vs kimi-k2.5

Codestral 22B is cheaper than kimi-k2.5. Codestral 22B has a blended cost of $0.45/1M tokens, which is about 2.7x cheaper than kimi-k2.5 at $1.20/1M tokens.

For coding tasks, Codestral 22B scores 81.1% on human-eval (basic standalone code completion and simple functions), while kimi-k2.5 scores 50.7% on swe-bench-pro (complex codebases, multi-file repositories, and architectural planning).

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