AI Model Release Tracker - Timeline of Major AI Models from 2022-2026

Claude Opus 4.1 vs Mistral Medium

Anthropic
Claude Opus 4.1
Mistral
Mistral Medium
Overview
CompanyAnthropicMistral
Release dateAug 5 2025Dec 2023
AccessProprietaryProprietary
Benchmarks
Nonsense detection
BullshitBench v2
43%
Coding
SWE-Bench Verified
74.5%
Science
GPQA Diamond
80.9%
Timeline
Release gapMistral Medium shipped 613 days before Claude Opus 4.1

Which is better: Claude Opus 4.1 or Mistral Medium?

Claude Opus 4.1 and Mistral Medium don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Medium shipped 613 days before Claude Opus 4.1, so benchmark comparisons should account for the intervening progress.

Published specifications for these two models are limited — see each model page for the latest details.

Direct benchmark comparisons are unavailable — Claude Opus 4.1 and Mistral Medium don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude Opus 4.1 was released by Anthropic on Aug 5 2025.

Mistral Medium was released by Mistral on Dec 2023.

Other comparisons