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Microsoft to Unveil In‑House AI Model Suite, Including New Coding Model, at Build 2026

The planned push aims to cut reliance on outside partners and to power GitHub Copilot with Microsoft's own models.

Overview

  • Multiple outlets reported on May 28 that Microsoft will unveil a family of homegrown AI models next week at its Build developer conference in San Francisco.
  • The suite is reported to include a coding model intended to boost GitHub Copilot plus specialized models for transcription, reasoning, speech, and images.
  • Coverage says Microsoft has confirmed a coding model release in some reports but Reuters quoted the company declining to comment, so official details and timing remain unverified.
  • The announcement follows product and operational moves such as open‑sourcing the Copilot VS Code extension, moving Visual Studio Code to weekly releases, and shifting internal use away from third‑party tools like Claude Code.
  • Analysts and reporters say the plan fits a broader strategy to pursue acquisitions, reduce dependence on OpenAI, reclaim developer mindshare from rivals like Anthropic and Cursor, and the reports lifted Microsoft shares nearly 3%.