Claude Opus 4.6vsMistral Large 3 2512
Claude Opus 4.6 is the newer model, released after Mistral Large 3 2512.
| Spec | Claude Opus 4.6 | Mistral Large 3 2512 |
|---|---|---|
| Input price | $5/M tokens | — |
| Output price | $25/M tokens | — |
| Context window | 1.0M tokens | — |
| Weights | Closed | Open |
| Free API (OpenRouter) | No | No |
| Released | Feb 2026 | Dec 2025 |
Our Verdict
Claude Opus 4.6
Mistral Large 3 2512Runner-up
Not enough votes to call it. On the specs, Claude Opus 4.6 has the edge: newer, bigger context window, major provider backing.
Too close to call
Reviewing agent-written code?See a Brief PR report
API pricing
Cost per 1M tokens
Claude Opus 4.6
Input
$5.00
Output
$25.00
Mistral Large 3 2512
Input
—
Output
—
Where to run it
5 hosts
Mistral Large 3 25121 host
Per million tokens. Prices and uptime via OpenRouter, checked 11 Sep 2026.
Writing DNA
Style Comparison
Similarity
55%
Mistral Large 3 2512 uses 2.8x more transitions
Claude Opus 4.6
Mistral Large 3 2512
56%Vocabulary52%
33wSentence Length20w
0.73Hedging0.51
5.3Bold11.0
2.7Lists5.3
1.16Emoji0.65
1.23Headings1.06
0.02Transitions0.07
Based on 26 + 28 text responses
Research
What we learned reading every model
FAQ
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