# contactlint

> contactlint — zksyncer-contactlint. Use this tool when you need to validate emails and phone numbers to ensure accurate contact information. It solves problems of incorrect or outdated contact data by providing a reliable validation service. The ContactLint MCP server takes in email and phone number inputs and outputs validated results, making it ideal for use cases such as data cleaning and verification in development workflows, especially with git integration.

Canonical page: https://skillsregistry.net/skills/zksyncer-contactlint  
JSON: https://api.skillsregistry.net/v1/skills/zksyncer-contactlint

## Description

ContactLint hosted MCP server: validate emails and phone numbers (https://contactlint.com/mcp)

## Trust

- **Trust score (0–1):** 0.50
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **License:** MIT
- **Updated:** 2026-10-25

## Source

- **Source listing:** [GitHub](https://github.com/zksyncer/contactlint)

## 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": "zksyncer-contactlint"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/zksyncer-contactlint` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/zksyncer-contactlint/pull`

---
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