Model family timeline
Last updated Jun 2, 2026
MAI model releases
A source-backed timeline for the MAI model family, collecting release dates, labs, access details, context windows, and major lifecycle changes.
Most recent in this set
2 models
MAI-Thinking-1
AvailableMicrosoft's first in-house frontier reasoning model, unveiled at Build 2026. A sparse MoE (~35B active, 256K context) trained entirely on commercially licensed data without third-party distillation. Microsoft reports 97.0% on AIME 2025 and coding parity with Claude Opus 4.6 on SWE-bench Pro.
MAI-Code-1-Flash
AvailableAn inference-efficient agentic coding model from Microsoft (~5B active parameters), trained from the ground up on clean, traceable, enterprise-grade data without third-party distillation. Rolling out in GitHub Copilot; Microsoft reports a +16-point SWE-bench Pro lead over Claude Haiku 4.5.