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a0nexus bitcoin mcp for VS Code

io.github.a0nexus-bit/a0nexus-bitcoin-mcp

Crypto (BTC/ETH) + ERCOT electricity data & forecasts as MCP tools. Pay-per-call via x402.

client:VS Code transport:stdio runtime:npm

Install a0nexus bitcoin mcp in VS Code

.vscode/mcp.json

{
  "inputs": [
    {
      "type": "promptString",
      "id": "btci-api-url",
      "description": "BTCI_API_URL",
      "password": true
    },
    {
      "type": "promptString",
      "id": "btci-mcp-payment",
      "description": "BTCI_MCP_PAYMENT",
      "password": true
    },
    {
      "type": "promptString",
      "id": "btci-mcp-private-key",
      "description": "BTCI_MCP_PRIVATE_KEY",
      "password": true
    }
  ],
  "servers": {
    "a0nexus-bitcoin-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "a0nexus-bitcoin-mcp"
      ],
      "env": {
        "BTCI_API_URL": "${input:btci-api-url}",
        "BTCI_MCP_PAYMENT": "${input:btci-mcp-payment}",
        "BTCI_MCP_PRIVATE_KEY": "${input:btci-mcp-private-key}"
      }
    }
  }
}

VS Code prompts for each input the first time the server starts, so no secret is written to the file. VS Code docs

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