Devstral Small 1.1
Open 24B coding agent model under Apache 2.0, scoring 53.6% on SWE-Bench Verified; Devstral Medium is API-only.
The new Devstral Small 1.1 is released under the Apache 2.0 license, and is state-of-the-art amongst open models for code agents.
Official source
Upgrading agentic coding capabilities with the new Devstral modelsmistral.ai · published