.NET: Add AIAgent implementation for GitHub Copilot SDK #3395
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@westey-m I was talking with @SteveSanderson earlier today about doing exactly this. :) |
Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com>
Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com>
Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com>
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[WIP] Add AIAgent implementation for Github Copilot SDK
.NET: Add AIAgent implementation for GitHub Copilot SDK
Jan 22, 2026
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dotnet/src/Microsoft.Agents.AI.GithubCopilot/GithubCopilotAgentThread.cs
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dotnet/src/Microsoft.Agents.AI.GithubCopilot/GithubCopilotAgentThread.cs
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dotnet/src/Microsoft.Agents.AI.GithubCopilot/GithubCopilotAgentThread.cs
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dotnet/src/Microsoft.Agents.AI.GithubCopilot/GithubCopilotAgentThread.cs
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dotnet/samples/GettingStarted/AgentProviders/Agent_With_GithubCopilot/Program.cs
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dotnet/samples/GettingStarted/AgentProviders/Agent_With_GithubCopilot/README.md
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dotnet/src/Microsoft.Agents.AI.GithubCopilot/GithubCopilotAgent.cs
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dotnet/src/Microsoft.Agents.AI.GithubCopilot/GithubCopilotAgent.cs
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…tOptions ctor, streaming improvements, better sample, container warning Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com>
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Jan 23, 2026
dotnet/src/Microsoft.Agents.AI.GithubCopilot/GithubCopilotAgent.cs
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Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com>
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* Initial plan * Add GitHub Copilot SDK AIAgent implementation with tests Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com> * Add projects to solution and fix sample imports Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com> * Improve pragma comment clarity in GithubCopilotAgentThread Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com> * Address PR feedback: internal constructor/setter, remove CopilotClientOptions ctor, streaming improvements, better sample, container warning Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com> * Add ownsClient parameter to allow caller control over client disposal Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com> * Fix unit tests by removing await using to avoid StreamJsonRpc disposal issues Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com> * Fix file encoding: add UTF-8 BOM to Program.cs Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com> * Fix dotnet-format errors: UTF-8 BOM, remove unused logger, add this qualifier, remove unnecessary usings Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com> * Fix test file encoding and remove redundant cast Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com> * Add AsAIAgent extension methods for CopilotClient with tests Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com> * Remove IL suppressions, use TryComplete for channel writer, remove TCS from streaming Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Keep session alive across calls, add tools overload, add tests Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Revert session persistence changes - sessions dispose after each call Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Add CreatedAt property mapping using DateTimeOffset.UtcNow Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Add DataContent handling via temp files and attachments Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Fix formatting: remove extra indentation, simplify Path references, remove unused using Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Refactor: extract helper methods to reduce duplication in DataContent handling Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Updated sample and session config mapping * Added instructions parameter * Updated README * Address PR feedback: reorder params, optimize dictionary, update prefix, remove InternalsVisibleTo, update sample prompts, add defaults Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Remove StreamJsonRpc reference from sample project Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Fix parameter ordering: tools now after description, rename to s_mediaTypeExtensions, simplify extension logic, update prompts, fix test expectations Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Fix streaming prompt: change Python to C# for Fibonacci example Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Handle all SDK events, add UsageContent support, fix model name, remove AutoStart, add using for Channels Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com> * Resolved build errors * Addressed comments * Small fix * Addressed comment * Small fix * Addressed comments * Added integration tests * Small update --------- Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com> Co-authored-by: westey-m <164392973+westey-m@users.noreply.github.com> Co-authored-by: Dmytro Struk <13853051+dmytrostruk@users.noreply.github.com> Co-authored-by: stephentoub <2642209+stephentoub@users.noreply.github.com>
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This was referenced Jan 27, 2026
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GitHub Copilot SDK AIAgent Implementation
All Changes Complete
Implementation Complete
All PR feedback addressed. Event handling complete, usage tracking comprehensive, defaults properly applied.
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