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

Claude Sonnet 5 vs Mistral Medium 3

Anthropic
Claude Sonnet 5
Mistral
Mistral Medium 3
Overview
CompanyAnthropicMistral
Release dateJun 30 2026May 7 2025
AccessProprietaryProprietary
Benchmarks
Agentic coding
SWE-Bench Pro
63.2%
Agentic coding
CursorBench v3.1
61.2%
Agentic terminal coding
Terminal-Bench 2.1
80.4%
Multidisciplinary reasoning
Humanity's Last Exam · no tools
43.2%
Multidisciplinary reasoning
Humanity's Last Exam · with tools
57.4%
Agentic computer use
OSWorld-Verified
81.2%
Knowledge work
GDPval-AA
1618
Timeline
Release gapMistral Medium 3 shipped 419 days before Claude Sonnet 5

Which is better: Claude Sonnet 5 or Mistral Medium 3?

Claude Sonnet 5 and Mistral Medium 3 don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Medium 3 shipped 419 days before Claude Sonnet 5, 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 Sonnet 5 and Mistral Medium 3 don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude Sonnet 5 was released by Anthropic on Jun 30 2026.

Mistral Medium 3 was released by Mistral on May 7 2025.

Other comparisons