X402 MCP Server
SCRIPTMASTERLABS x402 Gateway: read-only discovery of x402 paid APIs and fresh payment requirements on Base. Caller controls authorization and spending.
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Install X402 MCP server
Install in Claude Code
claude mcp add scriptmasterlabs-mcp-x402 -- npx -y @scriptmasterlabs/mcp-x402Install in Cursor
{
"mcpServers": {
"scriptmasterlabs-mcp-x402": {
"command": "npx",
"args": [
"-y",
"@scriptmasterlabs/mcp-x402"
]
}
}
}Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (project).
Install in Claude Desktop
{
"mcpServers": {
"scriptmasterlabs-mcp-x402": {
"command": "npx",
"args": [
"-y",
"@scriptmasterlabs/mcp-x402"
]
}
}
}Settings → Developer → Edit Config (claude_desktop_config.json), then restart.
Install in VS Code
{
"servers": {
"scriptmasterlabs-mcp-x402": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@scriptmasterlabs/mcp-x402"
]
}
}
}Add to .vscode/mcp.json in your workspace.
Install in Windsurf
{
"mcpServers": {
"scriptmasterlabs-mcp-x402": {
"command": "npx",
"args": [
"-y",
"@scriptmasterlabs/mcp-x402"
]
}
}
}Add to ~/.codeium/windsurf/mcp_config.json.
Freshness
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Last commit (default branch)
no data · GitHub
Latest release
no data · GitHub
Package published
no data · npm/PyPI
Registry entry updated
no data · official registry
FAQ
›How do I install the X402 MCP server in Claude Code?
Run: claude mcp add scriptmasterlabs-mcp-x402 -- npx -y @scriptmasterlabs/mcp-x402. For Cursor, VS Code, Claude Desktop and Windsurf, use the install tabs above.
›Does X402 require an API key?
No required environment variables are declared in its published metadata.
›Can I use X402 as a remote (hosted) MCP server?
No hosted endpoint is published; it runs locally over stdio.
›Is X402 in the official MCP registry?
No. It was indexed from npm.