mcp::core::Error Struct Reference

Structured error returned by fallible SDK operations. More...

#include <result.hpp>

Public Attributes
int	code = 0
	Numeric protocol, transport, or component-specific error code.
std::string	message
	Short human-readable explanation of the failure.
std::string	detail
	Optional extended diagnostic information.
std::string	category
	Stable SDK error category such as "protocol", "transport", "handler", "timeout", or "cancellation".

Detailed Description

Structured error returned by fallible SDK operations.

The numeric code is normally an MCP JSON-RPC error code or a transport-specific status chosen by the component that failed. message is intended for user-visible or log-friendly summaries, while detail can carry diagnostic text such as a nested exception message, validation failure, or transport response body.

Member Data Documentation

category

std::string mcp::core::Error::category

Stable SDK error category such as "protocol", "transport", "handler", "timeout", or "cancellation".

Empty means the producer has not opted into categorized errors yet.

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The documentation for this struct was generated from the following file:

• sdk/core/include/cxxmcp/core/result.hpp