# Reletter

> Reletter — getreletter-reletter-mcp. Use this tool when you need to find and analyze newsletters, accessing a vast database of 7M+ newsletters with subscriber numbers, contacts, and audience data. It solves problems related to market research, competitor analysis, and audience insights, providing valuable information through a search interface with outputs including rankings, social accounts, and contact details. Ideal for use cases requiring in-depth newsletter and audience analysis, such as marketing research or industry trend tracking.

Canonical page: https://skillsregistry.net/skills/getreletter-reletter-mcp  
JSON: https://api.skillsregistry.net/v1/skills/getreletter-reletter-mcp

## Description

Search 7M+ newsletters and full-text archives, with subscriber numbers, contacts, social accounts, rankings, and audience data.

## Trust

- **Trust score (0–1):** 0.68
- **Verification tier:** scanned
- **Last scanned:** 2026-08-29

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** search
- **Updated:** 2026-08-29

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/mdbf5h78hk)
- **Repository:** <https://github.com/getreletter/reletter-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": "getreletter-reletter-mcp"
    }
  }
}
```

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