Claude Opus 5 vs Mistral Large 3
Facts only. This page does not pick a winner. For a picked winner, see the use case comparison on Tools.
| Claude Opus 5 | Mistral Large 3 | |
|---|---|---|
| API model IDs | claude-opus-5 | mistral-large-2512 |
| Context window | 1,000,000 | 256,000 |
| Lifecycle | active | active |
| License | proprietary | open-weights |
| Trains on API data | No | Yes |
| Zero data retention | on-request | on-request |
| Input per 1M tokens | $5 (verified 2026-09-08) | $0.5 (verified 2026-09-08) |