Claude Opus 4.7 vs Llama 4 405B for math: which is better in 2026?
A head-to-head look at Claude Opus 4.7 and Llama 4 405B for math. Benchmarks via artificialanalysis.ai, pricing as of May 2026. Compare AI models like these inside Admix.
Quick verdict
For math in May 2026, Claude Opus 4.7 edges out Llama 4 405B on the intelligenceIndex metric. Best-in-class agentic coding.
Side-by-side specs
| Spec | Claude | Llama |
|---|---|---|
| Intelligence index | 76.9 | 71.5 |
| Coding index | 82.3 | 69.0 |
| Context window | 1M tokens | 256K tokens |
| Speed (tok/s) | 88 | 95 |
| Input $/M | $15.00 | $0.90 |
| Output $/M | $75.00 | $2.70 |
| Released | Apr 23, 2026 | Nov 5, 2025 |
How they handle math
Claude Opus 4.7: Best-in-class agentic coding. The main caveat is premium pricing on output tokens.
Llama 4 405B: Best fully open-weights model. The main caveat is trails closed flagships on coding.
Cost per 1,000 queries
Assuming 1,500 input and 800 output tokens per query:
- Claude Opus 4.7: $82.50 per 1,000 queries
- Llama 4 405B: $3.51 per 1,000 queries
Verdict by sub-task
- Best raw quality on math:
- Best price: Llama 4 405B
- Longest context: Claude Opus 4.7
- Fastest: Llama 4 405B
FAQ
Is Claude Opus 4.7 better than Llama 4 405B for math?
On May 2026 benchmarks (artificialanalysis.ai), Claude Opus 4.7 ranks higher than Llama 4 405B for math on the intelligenceIndex metric. The gap is small enough that the choice often comes down to price, context length, and tone.
Which is cheaper, Claude Opus 4.7 or Llama 4 405B?
Claude Opus 4.7 costs $15.00 input and $75.00 output per million tokens. Llama 4 405B costs $0.90 input and $2.70 output per million tokens.
Can I use both Claude and Llama in one app?
Yes. Admix is a multi model AI chat aggregator that lets you run Claude Opus 4.7 and Llama 4 405B side by side under one subscription.
Sources
Benchmarks from artificialanalysis.ai (May 2026).
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