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mcp/harbor
Grok

capacity attest for Grok

io.github.holistis/capacity-attest

Signed delivery claims for x402 capacity trades: GPU-hours, storage, API credits, bandwidth.

client:Grok transport:stdio runtime:npm

Install capacity attest 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": {
    "capacity-attest": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "capacity-attest"
      ],
      "env": {
        "CAPACITY_ATTEST_DATA_DIR": "<CAPACITY_ATTEST_DATA_DIR>"
      }
    }
  }
}

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

capacity attest in other clients

capacity attest MCP server