Installation

Requirements

Dependency	Minimum	Notes
CMake	3.28	Ninja generator required
C++ Compiler	C++17	MSVC, Clang, GCC
simdjson	3.12.3	Fetched automatically
libhv	1.3.4	Fetched automatically
OpenSSL	(optional)	Required for OAuth PKCE

Consume via FetchContent

include(FetchContent)
FetchContent_Declare(
    mcp-cpp-sdk
    GIT_REPOSITORY https://github.com/modelcontextprotocol/cpp-sdk
    GIT_TAG        main
)
FetchContent_MakeAvailable(mcp-cpp-sdk)

target_link_libraries(your_target PRIVATE mcp-client mcp-server)

Available library targets:

Target	Type	Description
mcp-core	STATIC	Core protocol types
mcp-transport	STATIC	Transport implementations
mcp-protocol	STATIC	JSON-RPC engine, WireCodec
mcp-http	STATIC	HTTP/SSE server transport
mcp-server	STATIC	McpServer, tools/resources/prompts
mcp-client	STATIC	McpClient, OAuth, MRTR