affects: code-tools, open-source, inference, agentsin briefing · 2026-05-08
This drop
Mistral
Mistral Medium 3.5 & Vibe
3.5
TypeModel
ShippedApr 29, 2026
Drops · Mistral
Mistral Medium 3.5 ships open-weight 128B with 256k context and remote Vibe agents
Mistral released Medium 3.5, an open-weight 128B dense model with a 256k context — Mistral reports 77.6% on SWE-Bench Verified — and Vibe coding agents can now run remotely from the CLI or Le Chat.
ProductMistral Medium 3.5 & VibeVersion3.5TypeModelShippedApr 29, 2026