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Gemini 3.1 Pro

VS
Mistral AI

Ministral 3 3B (Instruct)

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

Decision Recommendation

⚖️ Editorial Verdict: In our analysis, Gemini 3.1 Pro is the premium intelligence choice, scoring 54.2% higher on coding benchmarks. However, this accuracy premium comes with a cost overhead: Ministral 3 3B (Instruct) is 45.0x cheaper to run. If you are building high-volume, simple chatbots or processing massive amounts of text where budget is critical, Ministral 3 3B (Instruct) offers excellent cost savings. For agentic reasoning, code refactoring, or complex logical tasks, the accuracy premium of Gemini 3.1 Pro fully justifies the cost.

Model Specs

Gemini 3.1 Pro

Benchmarks & Scores

Coding (swe-bench-pro)Winner (+)
54.2%
Reasoning (gpqa-diamond)Winner (+)
94.3%

Cost & Performance

Cost (per 1M tokens)
$4.50Input: $2.00 | Output: $12.00
Context WindowLarger
1M tokens
Model Specs

Ministral 3 3B (Instruct)

Benchmarks & Scores

Coding (swe-bench-pro)
N/A
Reasoning (gpqa-diamond)
N/A

Cost & Performance

Cost (per 1M tokens)45.0x cheaper
$0.10Input: $0.10 | Output: $0.10
Context Window
262.14k tokens

Frequently Asked Questions

Ministral 3 3B (Instruct) is cheaper than Gemini 3.1 Pro. Ministral 3 3B (Instruct) has a blended cost of $0.10/1M tokens, which is about 45.0x cheaper than Gemini 3.1 Pro at $4.50/1M tokens.

Gemini 3.1 Pro is better for coding tasks. It scores 54.2% on coding evaluations (swe-bench-pro) compared to Ministral 3 3B (Instruct) which scores N/A.

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