P402 runs on your own machine — the client starts it, so there is no endpoint to ping. 21 installs a week from npm. Last commit 5 Jun 2026.
Multi-provider AI router with x402 micropayment settlement on Base L2. 1% flat fee.
Today is the operative word: we check P402 every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.
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 p402 -- npx -y @p402/mcp-server
{
"mcpServers": {
"p402": {
"args": [
"-y",
"@p402/mcp-server"
],
"command": "npx"
}
}
}
[mcp_servers.p402]
command = "npx"
args = ["-y", "@p402/mcp-server"]
{
"mcpServers": {
"p402": {
"args": [
"-y",
"@p402/mcp-server"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"p402": {
"args": [
"-y",
"@p402/mcp-server"
],
"command": "npx"
}
}
}
This one needs environment variables set before it will start:
P402_API_KEY (Your P402 API key. Get one at https://p402.io/dashboard/settings), P402_ROUTER_URL (P402 router base URL override. Defaults to https://p402.io).
The author declared them in the registry entry; get the values from the project itself.
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22 AI microservices with x402 micropayments: summarize, translate, code-review. USDC on Base.
Pay-per-call USDA nutrition for AI agents (x402 micropayments in USDC on Base).
Read-only Base mainnet reader. Verifies x402 payment settlements + AFTA federation status.
Autonomous AI agent selling pay-per-call skills settled with x402 micropayments (USDC).
Answers built from our own checks of this server.