AI model
Microsoft's in-house 137-billion-parameter coding model, available in GitHub Copilot in the cloud and as a quantized version for local on-device use.
Microsoft's on-device coding model peaked at 75.5GB of memory at full context in the company's own test, according to a Command Line post. Only the 128GB model, at $5,899 and not yet on sale, has more, TweakTown reported.
Reality
Microsoft plans to run MAI Code 1.1 Flash on developers' machines in GitHub Copilot, with a limited rollout starting by end-October 2026. Its figures come from one high-end laptop and local pricing is undisclosed, so teams cannot yet size the hardware or the bill.
Reality
Adversa AI got GitHub Copilot CLI to decrypt and run a hidden instruction, and Microsoft's mai-code-1.1-flash fell for it 50 percent of the time. GitHub declined to treat it as a product vulnerability, so teams running autopilot have to check what the agent executes themselves.
Reality
The 37-page draft bars help with mass-harm weapons, cyberattacks and nonconsensual deepfakes, and sets shutdown rules Microsoft says its models cannot be configured around. Comment closes in late October and the principles guide 2027 releases.
Perspective Coverage
8 publishersReality
GitHub's latest changelog makes per-turn model switching normal across Copilot surfaces. It does not add a field anywhere recording which model wrote which line.
Reality