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API Review / Approval of MCP C# SDK APIs

Status: Open.

#213 In modelcontextprotocol/csharp-sdk;

· mikekistler opened on Apr 4, 2025

Don't create sessions for requests without a sessionId

bugSomething isn't workingSomething isn't working

Status: Open.

#1000 In modelcontextprotocol/csharp-sdk;

· mikekistler opened on Nov 20, 2025

Add global transport-level filters

enhancementNew feature or requestNew feature or request

Status: Open.

#761 In modelcontextprotocol/csharp-sdk;

· halter73 opened on Sep 10, 2025

Proof of Concept: MCP Apps

Status: Open.

Task

#1182 In modelcontextprotocol/csharp-sdk;

· jeffhandley opened on Jan 28, 2026