X402search MCP runs on your own machine — the client starts it, so there is no endpoint to ping. 45 installs a week from npm. Last commit 29 Mar 2026.
Search 13,000+ x402-enabled APIs from your AI agent. Powered by x402search.xyz
Nothing serious here today
Today is the operative word: we check X402search MCP every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
Connect this server
This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.
claude mcp add x402search-mcp -e 'PRIVATE_KEY=<PRIVATE_KEY>' -- npx -y x402search-mcp{
"mcpServers": {
"x402search-mcp": {
"command": "npx",
"args": [
"-y",
"x402search-mcp"
],
"env": {
"PRIVATE_KEY": "<PRIVATE_KEY>"
}
}
}
}[mcp_servers.x402search-mcp]
command = "npx"
args = ["-y", "x402search-mcp"]
env = { PRIVATE_KEY = "<PRIVATE_KEY>" }{
"mcpServers": {
"x402search-mcp": {
"command": "npx",
"args": [
"-y",
"x402search-mcp"
],
"env": {
"PRIVATE_KEY": "<PRIVATE_KEY>"
}
}
}
}{
"servers": {
"x402search-mcp": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"x402search-mcp"
],
"env": {
"PRIVATE_KEY": "<PRIVATE_KEY>"
}
}
}
}Put your own value in place of
<PRIVATE_KEY> (EVM private key for x402 payment signing).
The author’s registry entry marks it as required.
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X402search MCP — questions
Answers built from our own checks of this server.