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Quickstart

Connect an agent on testnet, then call ping and get_address.
Never put a Stellar secret key (S…) in MCP config. Only use NEBULA_TOKEN.
1

Create an agent token

Sign in at testnet.nebulaonchain.xyz → Connect → create an agent → copy the nbl_live_… token (shown once).
2

Add MCP config

Use nebulamcp-stdio. Point NEBULA_HUB at the same host where you minted the token.
  • Claude Desktop: ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows). Restart Claude after saving.
  • Cursor: Settings → MCP, or ~/.cursor/mcp.json. Toggle the server off/on to reload.
3

Verify

Ask your agent to call ping, then get_address. You should get a timestamp and a G… Stellar address.On testnet, call request_funding for Friendbot instructions to top up XLM.

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