API Contract Tester
$1.99OfficialGenerate and run contract tests for REST and GraphQL APIs from OpenAPI specs or schema definitions.
code-qualityapitestingcontract-testsopenapigraphql· by SkillingMain
What you get
- ✓8-step procedure
- ✓6 pitfalls to avoid
- ✓Installs into 6 tools
- Version
- v1 →
- Last updated
- today
- Length
- 3 min read
- Requires
- Works with any modern AI assistant
Works in: Claude Code, Codex, Cline, opencode, OpenClaw, Hermes
Preview
When to use
Use this skill when you need to verify that an API implementation conforms to its published specification (OpenAPI/Swagger for REST, SDL for GraphQL), or when a consumer and provider team need a shared test that catches drift. It's especially valuable in microservice architectures where services evolve independently and a breaking change in one can silently break others. Trigger when the user mentions contract testing, consumer-driven contracts, API compatibility, or spec drift.
Inputs to gather
- The OpenAPI spec (3.0+) URL or file, or the GraphQL schema/SDL
- The base URL of the running API instance to test against
- Authentication details (API key, OAuth token, Basic
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