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

Claude 2.1 vs Devstral Small

Anthropic
Claude 2.1
Mistral
Devstral Small
Overview
CompanyAnthropicMistral
Release dateNov 21 2023May 21 2025
AccessProprietaryOpen Weight
Specifications
Parameters
24B
Timeline
Release gapClaude 2.1 shipped 547 days before Devstral Small

Which is better: Claude 2.1 or Devstral Small?

Claude 2.1 and Devstral Small don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Claude 2.1 shipped 547 days before Devstral Small, so benchmark comparisons should account for the intervening progress.

Claude 2.1 is proprietary, while Devstral Small is open weight.

Direct benchmark comparisons are unavailable — Claude 2.1 and Devstral Small don't publish scores on any of the same benchmarks.

Frequently asked questions

Claude 2.1 was released by Anthropic on Nov 21 2023.

Devstral Small was released by Mistral on May 21 2025.

Claude 2.1 is a proprietary model released by Anthropic. Devstral Small is an open weight model released by Mistral.

Other comparisons