The official C# SDK for Model Context Protocol servers and clients. Maintained in collaboration with Microsoft.
modelcontextprotocol/csharp-sdk
Skill Claude CodeCodex
Audit pull requests for breaking changes in the C# MCP SDK. Examines PR descriptions, review comments, and diffs to identify API and behavioral breaking changes, then reconciles labels with user confirmation. Use when asked to audit breaking changes, check for breaking changes, or review a set of PRs for breaking…
modelcontextprotocol/csharp-sdk
Skill Claude CodeCodex
Assess and bump the SDK version using Semantic Versioning 2.0.0. Evaluates queued changes to recommend PATCH/MINOR/MAJOR, updates src/Directory.Build.props, and creates a pull request. Owns the SemVer assessment logic shared by prepare-release and publish-release. Use when asked to bump the version, assess the…
modelcontextprotocol/csharp-sdk
Skill Claude CodeCodex
Generate an issue triage report for the C# MCP SDK. Fetches all open issues, evaluates SLA compliance against SDK tier requirements, reviews issue discussions for status and next steps, cross-references related issues in other MCP SDK repos, and produces a BLUF markdown report. Use when asked to triage issues, audit…
modelcontextprotocol/csharp-sdk
Skill Claude CodeCodex
Prepare a new release for the C# MCP SDK. Assesses Semantic Versioning level (PATCH/MINOR/MAJOR), bumps the version, runs ApiCompat and ApiDiff, reviews documentation, updates changelogs, drafts release notes, and creates a pull request with all release artifacts. Use when asked to prepare a release, start a release…
modelcontextprotocol/csharp-sdk
Skill Claude CodeCodex
Publish a GitHub release for the C# MCP SDK after a prepare-release PR has been merged. Refreshes release notes to include any PRs merged since preparation, warns about version or breaking change impacts from late-arriving PRs, and creates a draft GitHub release. Use when asked to publish a release, finalize a…
modelcontextprotocol/csharp-sdk
Skill Claude CodeCodex
Run MCP conformance tests in the C# SDK against a conformance branch (including forks) instead of the published npm version, then restore pinned dependencies.
modelcontextprotocol/csharp-sdk
Skill Claude CodeCodex
Verify a published release of the C# MCP SDK. Monitors the Release and Publish Docs workflows triggered by publishing a GitHub release, confirms the packages are listed on NuGet.org, and confirms the versioned documentation site reflects the release. Use when asked to verify a release, check whether a release…