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title: GraphQL Schema Validation
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# GraphQL Schema Validation

The GraphQL Schema Validation policy validates incoming GraphQL operations against a GraphQL schema definition

For configuration details, see [GraphQL Schema Validation Policy](https://docs.mulesoft.com/gateway/latest/policies-included-graphql-schema-validation).

## [](#march-18-2026)March 18, 2026

### What’s New

- GraphQL Schema Validation policy implementation version 1.0.0 is now supported by Omni Gateway.
- GraphQL Schema Validation policy definition version 1.0.0 is now supported by Omni Gateway.