Microsoft Copilot Harness Opens on Foundry: What Developers Must Know Microsoft opened its Copilot Harness to developers through the Foundry Agent Service, giving developers access to the harness with a stated window that closes December 1. The byteiota report flags lock-in risk as the main concern for teams adopting the harness, though it does not specify what changes on that date. Microsoft opened its Copilot Harness to developers via Foundry Agent Service. Here's what it does, the lock-in risk, and why your window closes December 1. The post Microsoft Copilot Harness Opens on Foundry: What Developers Must Know appeared first on byteiota .