Llama 4 405B vs Mistral Large 3 for python: which is better in 2026?
A head-to-head look at Llama 4 405B and Mistral Large 3 for python. Benchmarks via artificialanalysis.ai, pricing as of May 2026. Compare AI models like these inside Admix.
Quick verdict
For python in May 2026, Llama 4 405B edges out Mistral Large 3 on the codingIndex metric. Best fully open-weights model.
Side-by-side specs
| Spec | Llama | Mistral |
|---|---|---|
| Intelligence index | 71.5 | 69.8 |
| Coding index | 69.0 | 67.4 |
| Context window | 256K tokens | 256K tokens |
| Speed (tok/s) | 95 | 115 |
| Input $/M | $0.90 | $2.00 |
| Output $/M | $2.70 | $6.00 |
| Released | Nov 5, 2025 | Jan 14, 2026 |
How they handle python
Llama 4 405B: Best fully open-weights model. The main caveat is trails closed flagships on coding.
Mistral Large 3: EU data residency options. The main caveat is behind us labs on raw benchmarks.
Cost per 1,000 queries
Assuming 1,500 input and 800 output tokens per query:
- Llama 4 405B: $3.51 per 1,000 queries
- Mistral Large 3: $7.80 per 1,000 queries
Verdict by sub-task
- Best raw quality on python:
- Best price: Llama 4 405B
- Longest context: Llama 4 405B
- Fastest: Mistral Large 3
FAQ
Is Llama 4 405B better than Mistral Large 3 for python?
On May 2026 benchmarks (artificialanalysis.ai), Llama 4 405B ranks higher than Mistral Large 3 for python on the codingIndex metric. The gap is small enough that the choice often comes down to price, context length, and tone.
Which is cheaper, Llama 4 405B or Mistral Large 3?
Llama 4 405B costs $0.90 input and $2.70 output per million tokens. Mistral Large 3 costs $2.00 input and $6.00 output per million tokens.
Can I use both Llama and Mistral in one app?
Yes. Admix is a multi model AI chat aggregator that lets you run Llama 4 405B and Mistral Large 3 side by side under one subscription.
Sources
Benchmarks from artificialanalysis.ai (May 2026).
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