Module shared 

Shared components used by both client and server.

Re-exports

pub use batch::BatchRequest;

pub use batch::BatchResponse;

pub use context::ClientInfo;

pub use context::ContextPropagator;

pub use context::RequestContext;

pub use event_store::EventStore;

pub use event_store::EventStoreConfig;

pub use event_store::InMemoryEventStore;

pub use event_store::MessageDirection;

pub use event_store::ResumptionManager;

pub use event_store::ResumptionState;

pub use event_store::ResumptionToken;

pub use event_store::StoredEvent;

pub use logging::init_logging;logging and non-WebAssembly

pub use logging::CorrelatedLogger;

pub use logging::LogConfig;

pub use logging::LogEntry;

pub use logging::LogFormat;

pub use logging::LogLevel;

pub use middleware::AdvancedMiddleware;

pub use middleware::AuthMiddleware;

pub use middleware::CircuitBreakerMiddleware;

pub use middleware::CompressionMiddleware;

pub use middleware::CompressionType;

pub use middleware::EnhancedMiddlewareChain;

pub use middleware::LoggingMiddleware;

pub use middleware::MetricsMiddleware;

pub use middleware::Middleware;

pub use middleware::MiddlewareChain;

pub use middleware::MiddlewareContext;

pub use middleware::MiddlewarePriority;

pub use middleware::PerformanceMetrics;

pub use middleware::RateLimitMiddleware;

pub use middleware::RetryMiddleware;

pub use protocol::ProgressCallback;

pub use protocol::Protocol;

pub use protocol::ProtocolOptions;

pub use protocol::RequestOptions;

pub use protocol_helpers::create_notification;

pub use protocol_helpers::create_request;

pub use protocol_helpers::parse_notification;

pub use protocol_helpers::parse_request;

pub use reconnect::ReconnectConfig;Non-WebAssembly

pub use reconnect::ReconnectGuard;Non-WebAssembly

pub use reconnect::ReconnectManager;Non-WebAssembly

pub use session::Session;

pub use session::SessionConfig;

pub use session::SessionManager;

pub use stdio::StdioTransport;Non-WebAssembly

pub use transport::Transport;

pub use transport::TransportMessage;

pub use uri_template::UriTemplate;

pub use websocket::WebSocketConfig;websocket and non-WebAssembly

pub use websocket::WebSocketTransport;websocket and non-WebAssembly

pub use http::HttpConfig;http and non-WebAssembly

pub use http::HttpTransport;http and non-WebAssembly

pub use streamable_http::StreamableHttpTransport;streamable-http and non-WebAssembly

pub use streamable_http::StreamableHttpTransportConfig;streamable-http and non-WebAssembly

pub use sse_optimized::OptimizedSseConfig;sse

pub use sse_optimized::OptimizedSseTransport;sse

pub use connection_pool::ConnectionId;Non-WebAssembly

pub use connection_pool::ConnectionPool;Non-WebAssembly

pub use connection_pool::ConnectionPoolConfig;Non-WebAssembly

pub use connection_pool::HealthStatus;Non-WebAssembly

pub use connection_pool::LoadBalanceStrategy;Non-WebAssembly

pub use connection_pool::PoolStats;Non-WebAssembly

pub use connection_pool::PooledTransport;Non-WebAssembly

pub use simd_parsing::CpuFeatures;

pub use simd_parsing::ParsingMetrics;

pub use simd_parsing::SimdBase64;

pub use simd_parsing::SimdHttpHeaderParser;

pub use simd_parsing::SimdJsonParser;

pub use simd_parsing::SimdSseParser;

Modules

batch

Batch request handling for JSON-RPC 2.0.

connection_poolNon-WebAssembly

Connection pooling and load balancing for MCP transports.

context

Request context propagation for distributed tracing and metadata.

event_store

Event store and resumability support for MCP connections.

httphttp and non-WebAssembly

HTTP/SSE transport implementation for MCP.

http_constants

Constants for HTTP headers and content types used in MCP.

http_utils

Shared HTTP utilities for client and server middleware.

logging

Advanced logging with correlation IDs and structured logging.

middleware

Advanced middleware support for request/response processing.

middleware_presets

Pre-configured middleware stacks for common use cases.

peerNon-WebAssembly

Peer back-channel trait for server-to-client RPCs from inside request handlers. Peer back-channel trait for server-to-client RPCs from inside request handlers.

pkce

Target-agnostic PKCE (RFC 7636) crypto helper (verifier/challenge/state).

protocol

Protocol implementation for MCP.

protocol_helpers

Protocol helper functions for parsing and creating messages.

reconnectNon-WebAssembly

Advanced reconnection logic with exponential backoff.

runtime

Runtime abstraction for cross-platform support (native and WASM).

session

Session management for HTTP-based transports.

simd_parsing

SIMD-optimized parsing for high-performance JSON-RPC and SSE processing.

sse_optimizedsse

Optimized SSE transport with advanced features.

sse_parser

Server-Sent Events (SSE) parser for MCP HTTP transport.

stdioNon-WebAssembly

Standard I/O transport implementation.

streamable_httpstreamable-http and non-WebAssembly

Streamable HTTP transport implementation for MCP.

transport

Transport layer abstraction for MCP.

uri_template

RFC 6570 URI Template implementation for MCP resource URIs.

websocketwebsocket and non-WebAssembly

WebSocket transport implementation for MCP.