# FrankKi

> FrankKi — app-frankki-letters. Use this tool when you need to send physical, printed mail worldwide, with built-in compliance for German regulations, and automate the process through agent-based letter sending. It solves problems of manual mail handling and international shipping complexities, providing a seamless interface for inputting mail content and recipient information, with output being physical mail delivered to destinations globally. Ideal for use cases requiring tangible, printed communication with international reach and regulatory adherence.

Canonical page: https://skillsregistry.net/skills/app-frankki-letters  
JSON: https://api.skillsregistry.net/v1/skills/app-frankki-letters

## Description

The agentic layer of letters. Agents send real printed mail worldwide, German compliance built in.

## Trust

- **Trust score (0–1):** 0.83
- **Verification tier:** verified
- **Last scanned:** 2026-09-03

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-09-03

## Source

- **Source listing:** [MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/app.frankki%2Fletters)
- **Repository:** <https://github.com/datPascal/frankki-mcp>

## Use it

MCP endpoint published by the skill: `https://mcp.frankki.app`

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": "app-frankki-letters"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/app-frankki-letters` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/app-frankki-letters/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