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Connect Claude to pebblebase.

Steps

Add to Claude (opens Claude in a new tab)
  1. Choose Add to Claude. Claude opens Add custom connector with pebblebase's name and URL filled in, and notes that they came from a link. Check them, keep the detected sign-in settings, and choose Add, then Connect. The Free plan allows one custom connector.
  2. In the sign-in window, choose Create account, enter a username, and save a passkey. Already have an account? Choose Sign in.
  3. Start a new Claude chat and paste the prompt. Claude asks before each tool use; choose Allow once or Always allow.
  4. On your phone, pebblebase is already in the Claude app. In a chat, choose + → Connectors and turn pebblebase on.
Add it by hand instead

MCP URLhttps://mcp.pebblebase.dev/mcp

This is the only thing you paste. Claude then asks pebblebase to sign you in.

Open Claude connectors
  1. In Claude, open Customize → Connectors, choose Add, then Add custom connector. The Free plan allows one custom connector.
  2. Enter pebblebase as the Name, paste the pebblebase MCP URL, and choose Continue. Keep the detected sign-in settings (Sign in now and Use Claude's published identity), choose Continue if asked, then Add, then Connect.

Then start a new chat and describe what you want to make. Need a first idea? Pick a starting prompt.

Tools not showing? Start a new chat and try again. Still stuck? Email [email protected].

Anthropic's instructions · Steps checked October 13, 2026.

pebblebase is independent and not affiliated with or endorsed by Anthropic, OpenAI, or xAI.