Model Context Protocol (MCP) Types

What is Model Context Protocol (MCP) Types?

Model Context Protocol (MCP) Types is a Rust crate providing strongly-typed bindings generated from the official Model Context Protocol (MCP) JSON Schema (version 2024-11-05). It gives developers idiomatic Rust types for the MCP specification, with full serde support, to standardize context exchange between AI models and their runtime environments.

How to use Model Context Protocol (MCP) Types?

Import the types module in your Rust code with use mcp::types::*;. The types are pre-generated using typify and require serde for serialization.

Key features of Model Context Protocol (MCP) Types

• Strongly-typed Rust bindings for MCP specification
• Generated from official JSON Schema (2024-11-05)
• Full serde support
• Uses typify for schema-to-Rust conversion

Use cases of Model Context Protocol (MCP) Types

• Building MCP clients or servers in Rust
• Exchanging context data between AI models and runtimes
• Ensuring type-safe MCP message handling

FAQ from Model Context Protocol (MCP) Types

What schema version does this crate use?

Version 2024-11-05 of the Model Context Protocol specification.

How do I import the types?

Use use mcp::types::*; in your Rust code.

What dependencies are required?

The crate requires serde and is generated using typify.

Where do the types come from?

They are automatically generated from the official MCP JSON Schema hosted at https://github.com/modelcontextprotocol/specification/blob/main/schema/2024-11-05/schema.json.