RMCP.DEV
← playletter.com

INDIVIDUAL MCP TOOL

get_free_key

Create a FREE API key for discovery calls.

playletter.comnone authenticationAvailability not checked

LIVE ENDPOINT

https://agent.playletter.com/mcp

No auth detected

Connect to this endpoint to inspect the live schema for get_free_key and invoke it with your own arguments.

Indexed input schema

{}

Risk classification

Potential side effects detected · medium confidence · heuristic, not a guarantee.

  • A tool name or description contains a write-action term.
  • A tool name, description or schema mentions credentials.

Parent server

playletter.com

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.playletter-api]
url = "https://agent.playletter.com/mcp"
enabled = true
Claude Code

.mcp.json

{
  "mcpServers": {
    "playletter-api": {
      "type": "http",
      "url": "https://agent.playletter.com/mcp"
    }
  }
}
Claude Desktop

Settings → Connectors → Add custom connector

Name: playletter-api
Remote MCP URL: https://agent.playletter.com/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "playletter-api": {
      "url": "https://agent.playletter.com/mcp"
    }
  }
}
Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code 
{
  "servers": {
    "playletter-api": {
      "type": "http",
      "url": "https://agent.playletter.com/mcp"
    }
  }
}
Generic MCP

Client-specific MCP configuration

{
  "name": "playletter-api",
  "transport": "streamable-http",
  "url": "https://agent.playletter.com/mcp"
}
MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

Related tools

  • about — Describe PlayLetter's dataset (newsletters, episodes, transcripts, audio), what is free vs paid, and pricing.
  • upgrade_to_pro — Get a Stripe checkout URL to upgrade a key to Pro ($49/mo): transcripts + audio + higher limits.
  • search_newsletters — Search the newsletter marketplace (free).
  • get_newsletter — Get one newsletter (by domain, e.g.
  • list_fresh — List the newest episodes across the whole marketplace — what published/was voiced most recently.
  • get_episode — Get one episode's metadata (title, sender, date, duration, snippet).
  • get_transcript — PAID.
  • get_audio — PAID.