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Mistral AIMinistral 3 14BVSOpenAIGPT-5.5

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 Ministral 3 14B and GPT-5.5 directly in their respective provider playgrounds to see which fits your specific prompt styles best.
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Model Specs

Ministral 3 14B

Open SourceAPI Available

Benchmarks & Scores

Coding (swe-bench-pro)
N/A

complex codebases, multi-file repositories, and architectural planning

Reasoning (gpqa-diamond)
N/A

graduate-level science QA

Cost & Context

Cost (per 1M tokens)56.3x cheaper
$0.20Input: $0.20 | Output: $0.20
Context Window
262.14k tokens
Model Specs

GPT-5.5

Benchmarks & Scores

Coding (swe-bench-pro)
58.6%

complex codebases, multi-file repositories, and architectural planning

Reasoning (gpqa-diamond)
93.6%

graduate-level science QA

Cost & Context

Cost (per 1M tokens)
$11.25Input: $5.00 | Output: $30.00
Context WindowLarger
1.05M tokens

Frequently Asked Questions about Ministral 3 14B vs GPT-5.5

Ministral 3 14B is cheaper than GPT-5.5. Ministral 3 14B has a blended cost of $0.20/1M tokens, which is about 56.3x cheaper than GPT-5.5 at $11.25/1M tokens.

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