"""MCP Chain - A composable middleware framework for MCP servers.
A clean dict-based architecture for building MCP server middleware chains.
"""
# Import core types and protocols
from .types import (
DictMCPServer,
DictMetadataTransformer,
DictRequestResponseTransformer,
MetadataTransformer,
RequestResponseTransformer,
)
# Import implementations
from .middleware import MiddlewareMCPServer
from .builder import MCPChainBuilder
from .external import ExternalMCPServer
from .cli_mcp import CLIMCPServer
from .fastmcp import FastMCPServer
from .serve import serve
# Factory function
def mcp_chain():
"""Create a new MCP chain starting point."""
return MCPChainBuilder()
# Export public API
__all__ = [
# Core types and protocols
"DictMCPServer",
"DictMetadataTransformer",
"DictRequestResponseTransformer",
"MetadataTransformer",
"RequestResponseTransformer",
# Core classes
"FastMCPServer",
"MiddlewareMCPServer",
"ExternalMCPServer",
"CLIMCPServer",
"MCPChainBuilder",
# Functions
"mcp_chain",
"serve",
]
