Claude Opus 4.5 vs Mistral Large 2: Specs & Benchmark Comparison
| Characteristic | Claude Opus 4.5 | Mistral Large 2 |
|---|---|---|
| Company | Anthropic | Mistral AI |
| Release Date | November 23, 2025 | July 24, 2024 |
| Parameters | — | 123B |
| Multimodal | Yes | No |
| Context (input) | 200K | 128K |
| Context (output) | 64K | 128K |
| Input Price / 1M | $5.00 | $2.00 |
| Output Price / 1M | $25.00 | $6.00 |
| Average Score | 0.9 | 0.9 |
Verdict
Claude Opus 4.5 leads in 2 out of 4 comparison categories.
Overall Performance
Both models show comparable average scores: Claude Opus 4.5 — 0.9, Mistral Large 2 — 0.9.
API Cost
Mistral Large 2 is 3.8x cheaper: input $2.00/1M vs $5.00/1M tokens.
Context Window
Claude Opus 4.5 supports a larger context: 200K vs 128K tokens.
Recency
Claude Opus 4.5 is newer: released 11/23/2025 vs 7/24/2024.
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The Claude Opus 4.5 and Mistral Large 2 comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the Claude Opus 4.5 or Mistral Large 2 page. See also the complete list of AI model comparisons.