Requires the runtime declared in the upstream repo — check the README before running. VS Code (Copilot) uses a `servers` root key with an explicit `type` field — different from the `mcpServers` shape used by Claude Desktop and Cursor. Paste the config below, then follow the reload step to register io.github.UltraStarz/x402-extract.
.vscode/mcp.json (project root — committed with the repo)~/.vscode/mcp.json{
"servers": {
"x402-extract": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"x402-extract-mcp"
],
"env": {
"BUYER_PRIVATE_KEY": "0xYOUR_PRIVATE_KEY"
}
}
}
}