Cargo Features
[dependencies]
rust-mcp-sdk = { version = "0.9.0", default-features = false, features = ["sse", "streamable-http", "stdio", "auth", "server", "client", "hyper-server", "ssl", "tls-no-provider", "macros"] }- default = auth, client, hyper-server, macros, server, sse, ssl, stdio, streamable-http
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All features enabled by default
- sse default = http, http-body, http-body-util
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Enables sse of rust-mcp-transport
Affects
routes::messages_routes,routes::sse_routes… - streamable-http default hyper-server = http, http-body, http-body-util
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Enables streamable-http of rust-mcp-transport
Affects
mcp_client_runtime::with_transport_options,mcp_client_runtime_core::with_transport_options… - stdio default
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Enables stdio of rust-mcp-transport
- auth default = reqwest, url
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Enables jsonwebtoken
Affects
auth_routes::handle_auth_request,routes::auth_routes,server::HyperServerOptions.auth,http_utils::url_base,http_utils::error_message_from_response,utils::join_url,rust-mcp-sdk::mcp_http… - server default hyper-server
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Server feature
Affects
rust-mcp-sdk::mcp_server,mcp_handlers::mcp_server_handler,mcp_handlers::mcp_server_handler_core,mcp_runtimes::server_runtime,mcp_handler::McpServerHandler,mcp_handler::ToMcpServerHandler,mcp_handler::ToMcpServerHandlerCore,rust-mcp-sdk::session_store… - client default
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Client feature
Affects
rust-mcp-sdk::mcp_client,mcp_handlers::mcp_client_handler,mcp_handlers::mcp_client_handler_core,mcp_runtimes::client_runtime,mcp_handler::McpClientHandler,mcp_handler::ToMcpClientHandler,mcp_handler::ToMcpClientHandlerCore… - hyper-server default = axum, axum-server, http, http-body, http-body-util, hyper, server, streamable-http, tokio-stream
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Affects
mcp_server::McpServer.session_id,rust-mcp-sdk::mcp_http,rust-mcp-sdk::session_store… - ssl default
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Enables tls-rustls of axum-server ^0.7
- tls-no-provider
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Enables tls-rustls-no-provider of axum-server ^0.7
- macros default
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Enables sdk of rust-mcp-macros
Affects
rust-mcp-sdk::macros…
Features from optional dependencies
In crates that don't use the dep: syntax, optional dependencies automatically become Cargo features. These features may have been created by mistake, and this functionality may be removed in the future.
- rust-mcp-macros macros
- axum hyper-server
- tokio-stream hyper-server
- axum-server hyper-server ssl tls-no-provider?
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Enables axum-server ^0.7
- hyper hyper-server
- http hyper-server sse streamable-http
- http-body-util hyper-server sse streamable-http
- http-body hyper-server sse streamable-http
- url auth
- jsonwebtoken auth
- reqwest auth
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Enables reqwest ^0.12