onyx-mcp
About
Ed25519-signed ground-truth oracle — 63 paid x402 tools live on Base mainnet.
Use this server
Add it to your MCP client. The catalogue lists this config verbatim from its source — it does not run, download, or vouch for the server. Review the command before you run it.
TransportHTTP (remote server)
Claude Code
claude mcp add --transport http onyx-mcp https://onyx-actions.onrender.com/mcp/
Cursor
If the button doesn't open Cursor, use the JSON below — Cursor accepts the same mcpServers config.
VS Code
code --add-mcp '{"name":"onyx-mcp","type":"http","url":"https://onyx-actions.onrender.com/mcp/"}'
JSON
{
"mcpServers": {
"onyx-mcp": {
"url": "https://onyx-actions.onrender.com/mcp/"
}
}
}