# coverwise-mcp

> coverwise-mcp — libraz-coverwise-mcp. Use this tool when you need to ensure comprehensive test coverage for AI-written tests, identifying gaps in your test suite and generating minimal coverage matrices. It solves problems of incomplete testing and redundant test cases, providing inputs of existing test suites and outputs of optimized coverage matrices. Use coverwise-mcp in contexts where you want to extend your test coverage without rewriting existing tests, integrating with git for seamless workflow management.

Canonical page: https://skillsregistry.net/skills/libraz-coverwise-mcp  
JSON: https://api.skillsregistry.net/v1/skills/libraz-coverwise-mcp

## Description

Pairwise / t-wise combinatorial coverage for AI-written tests — check what a suite misses, generate the minimum matrix, extend it without rewriting. A Claude Code plugin and a standalone MCP server, backed by the coverwise WASM engine.

## Trust

- **Trust score (0–1):** 0.92
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **License:** Apache-2.0
- **Updated:** 2026-09-28

## Source

- **Source listing:** [GitHub](https://github.com/libraz/coverwise-mcp)

## 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": "libraz-coverwise-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/libraz-coverwise-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/libraz-coverwise-mcp/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