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

Claude Sonnet 4.5 vs Ministral 3B

Anthropic
Claude Sonnet 4.5
Mistral
Ministral 3B
Overview
CompanyAnthropicMistral
Release dateSep 29 2025Oct 2024
AccessProprietaryOpen Weight
Benchmarks
Nonsense detection
BullshitBench v2
79%
Coding
SWE-Bench Verified
77.2%
Next.js coding
Next.js Evals
50%
Science
GPQA Diamond
83.4%
Multimodal
MMMU
68%
Timeline
Release gapMinistral 3B shipped 363 days before Claude Sonnet 4.5

Which is better: Claude Sonnet 4.5 or Ministral 3B?

Claude Sonnet 4.5 and Ministral 3B don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Ministral 3B shipped 363 days before Claude Sonnet 4.5, so benchmark comparisons should account for the intervening progress.

Claude Sonnet 4.5 is proprietary, while Ministral 3B is open weight.

Direct benchmark comparisons are unavailable — Claude Sonnet 4.5 and Ministral 3B don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude Sonnet 4.5 was released by Anthropic on Sep 29 2025.

Ministral 3B was released by Mistral on Oct 2024.

Claude Sonnet 4.5 is a proprietary model released by Anthropic. Ministral 3B is an open weight model released by Mistral.

Other comparisons