Microsoft makes its Copilot agent harness available through Foundry…

Microsoft makes its Copilot agent harness available through Foundry

According to Microsoft, developers can use the same harness that powers its Copilot products to build agents across AI models.

• Microsoft is making its Copilot harness available through Foundry for developers and enterprise customers.
• The company says it supports 20-plus frontier models and can route tasks between models.
• The SDK is available to download, and the harness can run in the cloud through Foundry.

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October 29, 2026 14