MCP Schema Validation Policy

Policy Name

MCP Schema Validation

Summary

Validates MCP requests to ensure they conform to the MCP specification

Category

MCP

First Flex Gateway version available

v1.9.3

Returned Status Codes

This policy supports Model Context Protocol (MCP) version 2025-06-18 and earlier. To learn more about MCP, see MCP Specification.

Summary

The MCP Schema Validation policy validates that every every JSON RPC request to the MCP server complies with the MCP schema (MCP 2024_11_05 standard). If validation fails it will report a Policy Violation.

There are no configuration parameters for this policy.

Flex Gateway Local Mode

The MCP Schema Validation policy isn’t supported in Local Mode.