MCP Server Builder

Search MCP protocol and FastMCP documentation with ranked results.

This tool provides access to comprehensive MCP documentation including:

MCP Protocol:

• Architecture and core concepts

• Transports (stdio, streamable HTTP)

• Tools, Resources, and Prompts

• Lifecycle and capabilities negotiation

• Error handling and security

FastMCP Framework:

• Python server patterns and decorators

• Tool definitions with type hints

• Resource and prompt templates

• Client integration examples

Use this to find relevant MCP documentation for building MCP servers.

Args: query: Search query string (e.g., "tool input schema", "stdio transport") k: Maximum number of results to return (default: 5)

Returns: List of dictionaries containing: - url: Document URL - title: Display title - score: Relevance score (higher is better) - snippet: Contextual content preview

Fetch full document content by URL.

Retrieves complete MCP or FastMCP documentation content from URLs found via search_mcp_docs or provided directly. Use this to get full documentation pages including:

• Complete protocol specifications

• Detailed API reference documentation

• Full tutorial and example code

• Configuration and deployment instructions

This provides the full content when search snippets aren't sufficient for understanding or implementing MCP features.

Args: uri: Document URI (supports http/https URLs)

Returns: Dictionary containing: - url: Canonical document URL - title: Document title - content: Full document text content - error: Error message (if fetch failed)