microsoft/agent-framework dotnet-1.6.1

dotnet-1.6.1

Repository: microsoft/agent-framework

Tag: dotnet-1.6.1

Published: 2026-05-14T13:47:44Z

Prerelease: no

Release notes:

What's Changed

• .NET: Add hyperlight to release slnf by @westey-m in https://github.com/microsoft/agent-framework/pull/5695
• .NET: Update FoundryAgent to address HostedAgents strict URL routing by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/5677
• .NET: Add IChatMessageInjector for message injection during function loop by @westey-m in https://github.com/microsoft/agent-framework/pull/5679
• .NET: Foundry.Hosting IT - eliminate MSBuild parallel-output races by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/5725
• .NET: Hosted-Files sample + AgentSessionFiles SDK companion + integration test by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/5698
• .NET: Simplify ClientHeadersScope to rely on AsyncLocal natural restoration by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/5676
• .NET: Hosted Agents - RAG Sample with Azure AI Search (#5693) by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/5701
• .NET: Fix/per service input persistence on stream error by @alliscode in https://github.com/microsoft/agent-framework/pull/5744
• .NET: Remove Foundry Toolbox server-side tools support by @alliscode in https://github.com/microsoft/agent-framework/pull/5753
• .NET: DevUI: add configurable access controls for the DevUI HTTP surface by @moonbox3 in https://github.com/microsoft/agent-framework/pull/5739
• .NET: Add A2A input-request content for human-in-the-loop scenarios by @SergeyMenshykh in https://github.com/microsoft/agent-framework/pull/5743
• .NET fix: Synthesized Handoff FunctionResult is never sent to agent by @lokitoth in https://github.com/microsoft/agent-framework/pull/5718
• .NET: Refactor harness console rendering by @westey-m in https://github.com/microsoft/agent-framework/pull/5751
• .NET: fix: align Anthropic Extensions AI version by @danyalahmed1995 in https://github.com/microsoft/agent-framework/pull/5709
• .NET: declare Magentic protocol messages by @he-yufeng in https://github.com/microsoft/agent-framework/pull/5778
• .NET: Feat/dotnet shell tool by @alliscode in https://github.com/microsoft/agent-framework/pull/5604
• .NET: Fix OpenAIResponsesAgentClient to include agentName in endpoint path by @giles17 in https://github.com/microsoft/agent-framework/pull/5748
• .NET: CI hardening — split Functions tests, re-enable skipped integration tests by @giles17 in https://github.com/microsoft/agent-framework/pull/5717
• .NET: Add harness agent package by @westey-m in https://github.com/microsoft/agent-framework/pull/5782
• .NET: [Breaking Change] Auto-wire ChatClient with OpenTelemetryChatClient in OpenTelemetryAgent by @Copilot in https://github.com/microsoft/agent-framework/pull/5750
• Dotnet: Fixing FoundryToolboxMcp sample to use created toolbox by @alliscode in https://github.com/microsoft/agent-framework/pull/5786
• .NET: fix: avoid mutating handoff message roles by @he-yufeng in https://github.com/microsoft/agent-framework/pull/5808
• .NET: feat(evals): add ground_truth/expected_output support for workflow evaluation by @alliscode in https://github.com/microsoft/agent-framework/pull/5755
• .NET: Update version for release. by @alliscode in https://github.com/microsoft/agent-framework/pull/5789
• .NET: Fix build issue CA1873 in DevUI by using LoggerMessage source generator by @alliscode in https://github.com/microsoft/agent-framework/pull/5831
• [BREAKING] Python: DevUI: tighten default access controls and CORS posture by @moonbox3 in https://github.com/microsoft/agent-framework/pull/5740
• [BREAKING] Python: Align file skill folder discovery with agentskills.io spec by @SergeyMenshykh in https://github.com/microsoft/agent-framework/pull/5807
• .NET: Filestore improvements by @westey-m in https://github.com/microsoft/agent-framework/pull/5842
• .NET: DevUI: quarantine flaky discovery integration test (#5845) by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/5846
• .NET: Update version to 1.6.1 for release by @westey-m in https://github.com/microsoft/agent-framework/pull/5843

Full Changelog: https://github.com/microsoft/agent-framework/compare/dotnet-1.5.0...dotnet-1.6.1