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mcp/harbor
Grok

SaturnZap for Grok

io.github.lqwdtech/saturnzap

Non-custodial Bitcoin Lightning (LDK) wallet for AI agents — pays L402 APIs from CLI or MCP.

client:Grok transport:stdio runtime:pypi

Install SaturnZap in Grok

.mcp.json (in your project root)

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "saturnzap": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "saturnzap"
      ],
      "env": {
        "SZ_PASSPHRASE": "<SZ_PASSPHRASE>",
        "SZ_MCP_MAX_SPEND_SATS": "<SZ_MCP_MAX_SPEND_SATS>"
      }
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

SaturnZap in other clients

SaturnZap MCP server