Crypto (BTC/ETH) + ERCOT electricity data & forecasts as MCP tools. Pay-per-call via x402.
Connect Runs on your machine
claude mcp add a0nexus-bitcoin-mcp -e BTCI_API_URL=<BTCI_API_URL> -e BTCI_MCP_PAYMENT=<BTCI_MCP_PAYMENT> -e BTCI_MCP_PRIVATE_KEY=<BTCI_MCP_PRIVATE_KEY> -- npx -y [email protected]{
"mcpServers": {
"a0nexus-bitcoin-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"BTCI_API_URL": "<BTCI_API_URL>",
"BTCI_MCP_PAYMENT": "<BTCI_MCP_PAYMENT>",
"BTCI_MCP_PRIVATE_KEY": "<BTCI_MCP_PRIVATE_KEY>"
}
}
}
}{
"mcpServers": {
"a0nexus-bitcoin-mcp": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"BTCI_API_URL": "<BTCI_API_URL>",
"BTCI_MCP_PAYMENT": "<BTCI_MCP_PAYMENT>",
"BTCI_MCP_PRIVATE_KEY": "<BTCI_MCP_PRIVATE_KEY>"
}
}
}
}{
"servers": {
"a0nexus-bitcoin-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"BTCI_API_URL": "<BTCI_API_URL>",
"BTCI_MCP_PAYMENT": "<BTCI_MCP_PAYMENT>",
"BTCI_MCP_PRIVATE_KEY": "<BTCI_MCP_PRIVATE_KEY>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
BTCI_API_URLOptional | Base URL of the a0nexus API. |
BTCI_MCP_PAYMENTOptional | Set to 'real' to enable the paid tools (otherwise only the free tools work). |
BTCI_MCP_PRIVATE_KEYOptional, secret | Base wallet private key used to pay for paid tools when BTCI_MCP_PAYMENT=real. |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 13 Jul 2026 |
| Last updated | 13 Jul 2026 |
| Registry name | io.github.A0Nexus-bit/a0nexus-bitcoin-mcp |
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