Concepts

Mental model for the mock-server engine — variants, validation, CEL expressions.

Mental model for the mock-server engine — variants, validation, CEL expressions. Synced from spec-0/mock-server.

cel expressions
openapi schema validation
schema validation
variants and strategies

Mock server

Self-hosted or platform-managed mock — variants, schema validation, CEL expressions.

CEL Expressions

**CEL (Common Expression Language)** lets you write dynamic response logic that is evaluated at request time rather than saved as a static body. With CEL you can: