# api-contract-guardian

> api-contract-guardian — coding-dev-tools-api-contract-guardian. Use this tool when you need to ensure API contract consistency and prevent breaking changes in your OpenAPI schema. It monitors schema diffs, detects violations, and generates migration guides, while also integrating with CI pipelines to block deployments on contract breaches. Ideal for teams using Git to manage their API definitions, this tool automates contract validation and enforces backward compatibility.

Canonical page: https://skillsregistry.net/skills/coding-dev-tools-api-contract-guardian  
JSON: https://api.skillsregistry.net/v1/skills/coding-dev-tools-api-contract-guardian

## Description

Catch breaking OpenAPI/REST API changes in CI before they reach production

## Trust

- **Trust score (0–1):** 0.64
- **Verification tier:** scanned
- **Last scanned:** 2026-09-01

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Category:** api-integration
- **Updated:** 2026-09-21

## Source

- **Source listing:** [GitHub](https://github.com/Coding-Dev-Tools/api-contract-guardian)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "coding-dev-tools-api-contract-guardian"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/coding-dev-tools-api-contract-guardian` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/coding-dev-tools-api-contract-guardian/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt