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GoogleGemini 3 FlashVSMistral AICodestral 22B

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 Gemini 3 Flash and Codestral 22B directly in their respective provider playgrounds to see which fits your specific prompt styles best.
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Model Specs

Gemini 3 Flash

Benchmarks & Scores

Coding (swe-bench-verified)
78%

multi-file code and clearly defined tasks

Reasoning (gpqa-diamond)
90.4%

graduate-level science QA

Cost & Context

Cost (per 1M tokens)
$1.13Input: $0.50 | Output: $3.00
Context WindowLarger
1.05M tokens
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)2.5x cheaper
$0.45Input: $0.30 | Output: $0.90
Context Window
32.77k tokens

Frequently Asked Questions about Gemini 3 Flash vs Codestral 22B

Codestral 22B is cheaper than Gemini 3 Flash. Codestral 22B has a blended cost of $0.45/1M tokens, which is about 2.5x cheaper than Gemini 3 Flash at $1.13/1M tokens.

For coding tasks, Gemini 3 Flash scores 78% on swe-bench-verified (multi-file code and clearly defined tasks), while Codestral 22B scores 81.1% on human-eval (basic standalone code completion and simple functions).

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