How to test agent experience changes without shipping them
First reported · 3mo ago · 1 source
Crest summary — written by AI from the 1 source below; every figure is checked against them · model deepseek-chat
Summary
Microsoft published guidance on locally emulating documentation, API, and MCP server changes to test AI agent behavior before production. The company said most of a dozen tested hypotheses on a real project upgrade scenario failed.
Key facts
- Microsoft Developer Blogs published the guidance on 2026-07-21.
- A dozen hypotheses were tested on a real project upgrade scenario.
- The majority of those hypotheses failed.
- Changes can be emulated locally for documentation, API, and MCP servers.
Why it matters
Teams building AI agents can validate changes locally instead of shipping them to production, where most tested hypotheses failed. This may reduce wasted releases and production risk.
Companies
Technologies
Related on Crest
Matched by rule, not by AI: a repository linked in the coverage, or a technology or company in this event that Crest tracks.
Repositories
- microsoft/playwright-mcpPlaywright MCP serverA named company’s project
- microsoft/mcpCatalog of official Microsoft MCP (Model Context Protocol) server implementations for AI-powered data access and tool integrationA named company’s project
- microsoft/azure-devops-mcpThe MCP server for Azure DevOps, bringing the power of Azure DevOps directly to your agents.A named company’s project
Original sources (1)
The report this event was built from. Crest of Tech keeps no article bodies: the full text is at each source.
- Microsoft Developer BlogsOfficial · PrimaryHow to test agent experience changes without shipping them · By Waldek Mastykarz, Garry TrinderRead at Microsoft Developer Blogs