MCP C# SDK updated to support latest Model Context Protocol spec
Briefly

The MCP C# SDK now supports protocol version 2025-06-18, featuring a new authentication protocol that increases AI application security and flexibility. This protocol differentiates between authentication and resource server roles, simplifying integration with OAuth 2.0 and OpenID connect providers. The SDK introduces an elicitation feature, allowing servers to gather extra information during interactions for more dynamic AI experiences. Additionally, structured tool output is supported, enabling tools to return explicitly defined structured content, which aids AI models in processing outputs efficiently.
The MCP C# SDK, now supporting protocol version 2025-06-18, introduces a new authentication protocol that enhances security and flexibility for AI applications.
This protocol separates the roles of authentication and resource servers, facilitating easier integration with existing OAuth 2.0 and OpenID connect providers.
The SDK offers a new elicitation feature, which allows servers to request additional information during interactions, promoting more dynamic AI experiences.
Structured tool output is now supported, allowing tools to return structured content that helps AI models better understand and process outputs.
Read at InfoWorld
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