# jarvis-api-contract-guard-01

> jarvis-api-contract-guard-01 — xammarie-jarvis-api-contract-guard-01. Use this tool when you need to ensure seamless API integrations and prevent breaking changes, as it verifies API contracts for backward compatibility, taking in API specifications as input and outputting validation results, ideal for use during API design and development phases. It solves problems related to API versioning, compatibility, and regression issues. By using this tool, developers can guarantee smooth API evolutions and minimize disruptions to dependent services.

Canonical page: https://skillsregistry.net/skills/xammarie-jarvis-api-contract-guard-01  
JSON: https://api.skillsregistry.net/v1/skills/xammarie-jarvis-api-contract-guard-01

## Description

Design and verify API contracts for backward compatibility.

## Trust

- **Trust score (0–1):** 1.00
- **Verification tier:** scanned
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** instructions
- **Runtime environment:** llm
- **Category:** api-integration
- **Updated:** 2026-09-25

## Source

- **Source listing:** [ClawHub](https://clawskills.sh/skills/xammarie-jarvis-api-contract-guard-01)

## 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": "xammarie-jarvis-api-contract-guard-01"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/xammarie-jarvis-api-contract-guard-01` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/xammarie-jarvis-api-contract-guard-01/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