Agent Framework Files

What's Changed

• .NET: Replace deprecated AWSSDK.Extensions.Bedrock.MEAI with AWS.Bedrock.MEAI by @BenGearset in https://github.com/microsoft/agent-framework/pull/7983
• .NET: Remove Azure.AI.OpenAI dependency by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/7986
• .NET: Track and update A2A task state by @SergeyMenshykh in https://github.com/microsoft/agent-framework/pull/7998
• .NET: Update Azure AI Projects to 3.0.0 beta 1 by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/7995
• .NET: Bump Aspire.Hosting from 13.5.2 to 13.5.3 by @dependabot[bot] in https://github.com/microsoft/agent-framework/pull/8029
• .NET: [BREAKING] Add file_access_read_lines and move the line-numbering contract onto AgentFileStore by @antsok in https://github.com/microsoft/agent-framework/pull/7671
• Bump Anthropic from 12.42.0 to 12.43.0 by @dependabot[bot] in https://github.com/microsoft/agent-framework/pull/8028
• .NET: Bump AgentMemory.AgentFramework from 1.4.1 to 1.5.0 by @dependabot[bot] in https://github.com/microsoft/agent-framework/pull/8027
• .NET: [BREAKING] Clarify A2A agent run modes by @SergeyMenshykh in https://github.com/microsoft/agent-framework/pull/8032
• .NET: Clarify declarative workflow input serialization by @UniversePeak in https://github.com/microsoft/agent-framework/pull/8046
• .NET: Preserve streamed annotations in Foundry hosted responses by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/7984
• .NET: Improve Hosted Agent LRA Resilient Recovery Sample by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/8082
• .NET: Include workflow outputs in hosted agent responses by @UniversePeak in https://github.com/microsoft/agent-framework/pull/8020
• .NET: Improve inline skill argument error guidance by @SergeyMenshykh in https://github.com/microsoft/agent-framework/pull/8118
• .NET: Bump Azure.Monitor.OpenTelemetry.Exporter from 1.5.0 to 1.8.3 by @dependabot[bot] in https://github.com/microsoft/agent-framework/pull/7887
• [BREAKING] .NET: Isolate LocalCodeAct subprocess environment by @eavanvalkenburg in https://github.com/microsoft/agent-framework/pull/8159
• .NET: Scope OpenAI hosting storage by isolation key by @SergeyMenshykh in https://github.com/microsoft/agent-framework/pull/8146
• .NET: chore: updates source link dependency due to transitive vulnerability by @baywet in https://github.com/microsoft/agent-framework/pull/8179
• .NET: chore: updates Microsoft owned testing dependencies by @baywet in https://github.com/microsoft/agent-framework/pull/8167
• .NET: ci: update Microsoft.CodeAnalysis.NetAnalyzers and Microsoft.VisualStudio.Threading.Analyzers versions by @baywet in https://github.com/microsoft/agent-framework/pull/8166
• .NET: chore: updates microsoft extensions and related packages to their latest version, as well as global.json dotnet sdk version to align by @baywet in https://github.com/microsoft/agent-framework/pull/8190
• .NET: Bump Azure.AI.Projects to 3.0.0-beta.2 by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/8165
• .NET: fix: revalidate file skill paths before use by @SergeyMenshykh in https://github.com/microsoft/agent-framework/pull/8151
• .NET: Opt in to client function forwarding for Responses hosting by @rogerbarreto with @Copilot in https://github.com/microsoft/agent-framework/pull/7844
• .NET: chore: updates additional analyzers packages by @baywet in https://github.com/microsoft/agent-framework/pull/8198
• .NET: Harden LocalCodeAct OS validation by @eavanvalkenburg in https://github.com/microsoft/agent-framework/pull/8239
• .NET: upgrades xunit and other dependencies by @baywet in https://github.com/microsoft/agent-framework/pull/8202
• .NET: ci/promote removed apis by @baywet in https://github.com/microsoft/agent-framework/pull/8229
• .NET: fix: do not forward headers on redirect by @baywet in https://github.com/microsoft/agent-framework/pull/8164
• .NET: updates open telemetry deps by @baywet in https://github.com/microsoft/agent-framework/pull/8253
• .NET: Dotnet: reset $LASTEXITCODE per command in persistent PowerShell sessions by @westey-m in https://github.com/microsoft/agent-framework/pull/8259
• .NET: Implement same approval process for LocalCodeAct as is used by Hyperlight by @westey-m in https://github.com/microsoft/agent-framework/pull/8289
• .NET: Add Foundry hosted session client samples by @rogerbarreto in https://github.com/microsoft/agent-framework/pull/8227
• .NET: deps/ai extensions by @baywet in https://github.com/microsoft/agent-framework/pull/8270
• .Net + Python: [BREAKING] Limit MCP skill archives to the ZIP format by @SergeyMenshykh in https://github.com/microsoft/agent-framework/pull/8290
• .NET: Update version for 1.21.0 release by @SergeyMenshykh in https://github.com/microsoft/agent-framework/pull/8297
• .NET: Canonicalize Hyperlight sandbox fingerprints by @eavanvalkenburg in https://github.com/microsoft/agent-framework/pull/8295

New Contributors

• @BenGearset made their first contribution in https://github.com/microsoft/agent-framework/pull/7983
• @xiaobaZeo made their first contribution in https://github.com/microsoft/agent-framework/pull/8004
• @Ricky-7-Yan made their first contribution in https://github.com/microsoft/agent-framework/pull/7680
• @Choppaaahh made their first contribution in https://github.com/microsoft/agent-framework/pull/8011
• @karthikchundi-commits made their first contribution in https://github.com/microsoft/agent-framework/pull/7855
• @antsok made their first contribution in https://github.com/microsoft/agent-framework/pull/7671
• @CoffeeDrivenCoder made their first contribution in https://github.com/microsoft/agent-framework/pull/7790
• @UniversePeak made their first contribution in https://github.com/microsoft/agent-framework/pull/8046
• @Shxiao101 made their first contribution in https://github.com/microsoft/agent-framework/pull/8090
• @georgeatparallel made their first contribution in https://github.com/microsoft/agent-framework/pull/8084
• @VedanthB made their first contribution in https://github.com/microsoft/agent-framework/pull/8097
• @Shivani767 made their first contribution in https://github.com/microsoft/agent-framework/pull/7798
• @jpalvarezl made their first contribution in https://github.com/microsoft/agent-framework/pull/8122
• @manideep-malyala made their first contribution in https://github.com/microsoft/agent-framework/pull/7808
• @JHf0912 made their first contribution in https://github.com/microsoft/agent-framework/pull/8087
• @kyletser made their first contribution in https://github.com/microsoft/agent-framework/pull/7839
• @feizhuzheng made their first contribution in https://github.com/microsoft/agent-framework/pull/7942
• @CoralGarden52 made their first contribution in https://github.com/microsoft/agent-framework/pull/8116
• @leilei3167 made their first contribution in https://github.com/microsoft/agent-framework/pull/8171
• @aeonframework made their first contribution in https://github.com/microsoft/agent-framework/pull/8172
• @FOWEPJF255 made their first contribution in https://github.com/microsoft/agent-framework/pull/8215
• @Dev-next-gen made their first contribution in https://github.com/microsoft/agent-framework/pull/8206
• @ryo-whaletech made their first contribution in https://github.com/microsoft/agent-framework/pull/8269

Full Changelog: https://github.com/microsoft/agent-framework/compare/dotnet-1.20.0...dotnet-1.21.0