MCP Fusion
AI-First DX for the Model Context Protocol.

Interface: ActionContract ​

Defined in: packages/core/src/introspection/ToolContract.ts:64

Per-action behavioral contract

Properties ​

description ​

ts
readonly description: string | undefined;

Defined in: packages/core/src/introspection/ToolContract.ts:66

Human-readable description

destructive ​

ts
readonly destructive: boolean;

Defined in: packages/core/src/introspection/ToolContract.ts:68

Whether this action is destructive

hasMiddleware ​

ts
readonly hasMiddleware: boolean;

Defined in: packages/core/src/introspection/ToolContract.ts:80

Whether the action has per-action middleware

idempotent ​

ts
readonly idempotent: boolean;

Defined in: packages/core/src/introspection/ToolContract.ts:70

Whether this action is idempotent

inputSchemaDigest ​

ts
readonly inputSchemaDigest: string;

Defined in: packages/core/src/introspection/ToolContract.ts:78

SHA-256 of action-level input schema

presenterName ​

ts
readonly presenterName: string | undefined;

Defined in: packages/core/src/introspection/ToolContract.ts:76

Presenter name (if MVA pattern is used)

readOnly ​

ts
readonly readOnly: boolean;

Defined in: packages/core/src/introspection/ToolContract.ts:72

Whether this action is read-only

requiredFields ​

ts
readonly requiredFields: readonly string[];

Defined in: packages/core/src/introspection/ToolContract.ts:74

Required field names