NameCatcher
Valuation brain for collectible Telegram usernames.
What it can do
What data it sees
Do you need an account
No: the server works without sign-in
Valuation brain for collectible Telegram usernames. Score any name 0–100 (namability, validated against 111k+ real Fragment sales), estimate fair price in GRAM, and run pre-purchase checks against Fragment asking prices. Free public API — no key, no wallet, no setup.
Tools
score_name— namability score, quality band, fair price, positioning thesiscompare_names— rank up to 20 candidates for a brand, bot or investmentcheck_fragment_ask— is a Fragment ask below its class valuation? fair/ask ratio + verdict
Pairs naturally with TON wallet tooling: evaluate → then buy. Rate limits: 60 req/min, 1,000 req/day per IP.
Requires a local install: run the server on your machine, then point your client at it.
How to connect
How to connect NameCatcher to Claude
- Open Claude (claude.ai or the desktop app).
- Go to Settings → Connectors.
- Click Add custom connector.
- Paste the server address copied below into Remote MCP server URL and click Add.
- In a chat, click + → Connectors and switch the new connector on.
Custom connectors are available on Free, Pro, Max, Team and Enterprise plans (Free is limited to one). On Team and Enterprise an organization Owner adds the connector first under Organization settings → Connectors.
Authorization
After you click Add, a sign-in window for the service opens. Sign in with your own account and approve access. Claude never sees your password.
This server runs locally: it is wired up through the client config, and the project documentation carries the steps.
How to connect NameCatcher to ChatGPT
- Open ChatGPT in a browser (chatgpt.com). A Plus, Pro, Business, Enterprise or Edu plan is required.
- Turn on developer mode once: Settings → Apps → Advanced settings → Developer mode.
- Open Settings → Connectors and click Create.
- Fill in the form: Name (anything), Description (one line about what the service does), MCP server URL (copy it below).
- Under Authentication choose OAuth if the service requires sign-in, otherwise None. Click Create.
- In a new chat open + → Apps/Connectors and enable the connector.
OpenAI has renamed this section before (Connectors → Apps/Plugins). If the label differs, search settings for "developer mode". On Business/Enterprise workspaces an admin must allow custom connectors first.
Authorization
On first use ChatGPT opens the service's sign-in window. Sign in and approve access.
This server runs locally: it is wired up through the client config, and the project documentation carries the steps.
How to connect NameCatcher to Cursor
Fastest: click Open in Cursor below and confirm the prompt.
Manually:
- In Cursor open Settings → Cursor Settings → MCP and click Add new global MCP server.
- Paste the JSON copied below into
~/.cursor/mcp.json(per project:.cursor/mcp.jsonin the repo root). - Save the file. The server appears in the MCP list; authorize it there if asked.
Authorization
If the service needs sign-in, an authorize button appears next to the server in the MCP list.
This server runs locally: it is wired up through the client config, and the project documentation carries the steps.
Tools not fetched yet: the server requires sign-in; the list appears after a manual check.