Module mcp 

In-process MCP server hosting.

Exposes Rust functions as MCP tools that the claude binary can call during agentic work, following the SDK’s create_sdk_mcp_server and @tool decorator model. The wire details were observed from the CLI rather than specified.

Re-exports

pub use protocol::JsonRpcRequest;

pub use protocol::JsonRpcResponse;

pub use protocol::JsonRpcResult;

pub use protocol::McpError;

pub use protocol::ServerInfo;

pub use protocol::ToolDescription;

pub use server::McpServer;

pub use server::McpServerBuilder;

pub use tool::Tool;

pub use tool::ToolInput;

pub use tool::ToolOutput;

pub use tool::ToolOutputBlock;

Modules

macros

Declarative tool! macro for convenient Tool-trait impls.

orchestration 🔒

Glue between McpServer instances and the claude binary.

protocol

JSON-RPC 2.0 message types used by MCP.

server

The in-process MCP server.

tool

The Tool trait and its I/O types.