Mistral Large 3 vs GPT-5 Mini for coding: which is better in 2026?
A head-to-head look at Mistral Large 3 and GPT-5 Mini for coding. Benchmarks via artificialanalysis.ai, pricing as of May 2026. Compare AI models like these inside Admix.
Quick verdict
For coding in May 2026, Mistral Large 3 edges out GPT-5 Mini on the codingIndex metric. EU data residency options.
Side-by-side specs
| Spec | Mistral | GPT-5 Mini |
|---|---|---|
| Intelligence index | 69.8 | 64.5 |
| Coding index | 67.4 | 61.0 |
| Context window | 256K tokens | 200K tokens |
| Speed (tok/s) | 115 | 220 |
| Input $/M | $2.00 | $0.25 |
| Output $/M | $6.00 | $1.00 |
| Released | Jan 14, 2026 | Sep 10, 2025 |
How they handle coding
Mistral Large 3: EU data residency options. The main caveat is behind us labs on raw benchmarks.
GPT-5 Mini: Excellent quality-to-price ratio. The main caveat is behind flagships on hard reasoning.
Cost per 1,000 queries
Assuming 1,500 input and 800 output tokens per query:
- Mistral Large 3: $7.80 per 1,000 queries
- GPT-5 Mini: $1.18 per 1,000 queries
Verdict by sub-task
- Best raw quality on coding:
- Best price: GPT-5 Mini
- Longest context: Mistral Large 3
- Fastest: GPT-5 Mini
FAQ
Is Mistral Large 3 better than GPT-5 Mini for coding?
On May 2026 benchmarks (artificialanalysis.ai), Mistral Large 3 ranks higher than GPT-5 Mini for coding on the codingIndex metric. The gap is small enough that the choice often comes down to price, context length, and tone.
Which is cheaper, Mistral Large 3 or GPT-5 Mini?
Mistral Large 3 costs $2.00 input and $6.00 output per million tokens. GPT-5 Mini costs $0.25 input and $1.00 output per million tokens.
Can I use both Mistral and GPT-5 Mini in one app?
Yes. Admix is a multi model AI chat aggregator that lets you run Mistral Large 3 and GPT-5 Mini side by side under one subscription.
Sources
Benchmarks from artificialanalysis.ai (May 2026).
Related
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