Tag

open-weights

1 article

Mistral Medium 3.5: 128B Open-Weight Model That Opens PRs

Mistral Medium 3.5 is a 128B dense open-weight model with a 256k context, 77.6% on SWE-Bench Verified, and remote agents in Vibe that open pull requests on GitHub.

By Sarah Chen · 7 min · May 4, 2026