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

Interface: ContractDelta ​

Defined in: packages/core/src/introspection/ContractDiff.ts:43

A single atomic change in a tool contract.

Designed to be human-readable, machine-diffable, and injectable into LLM correction prompts (Self-Healing Context).

Properties ​

after ​

ts
readonly after: string | null;

Defined in: packages/core/src/introspection/ContractDiff.ts:55

New value (serialized)

before ​

ts
readonly before: string | null;

Defined in: packages/core/src/introspection/ContractDiff.ts:53

Previous value (serialized)

category ​

ts
readonly category: DeltaCategory;

Defined in: packages/core/src/introspection/ContractDiff.ts:45

Which part of the contract changed

description ​

ts
readonly description: string;

Defined in: packages/core/src/introspection/ContractDiff.ts:51

Human-readable description of the change

field ​

ts
readonly field: string;

Defined in: packages/core/src/introspection/ContractDiff.ts:47

Specific field or sub-path that changed

severity ​

ts
readonly severity: DeltaSeverity;

Defined in: packages/core/src/introspection/ContractDiff.ts:49

Severity classification