Payanagent runs on your own machine — the client starts it, so there is no endpoint to ping. 40 installs a week from npm. Last commit 28 Aug 2026.
Buy any of 24,000+ live x402 services with USDC on Base — the open marketplace for the agent economy
Today is the operative word: we check Payanagent 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 payanagent -- npx -y @payanagent/mcp
{
"mcpServers": {
"payanagent": {
"args": [
"-y",
"@payanagent/mcp"
],
"command": "npx"
}
}
}
[mcp_servers.payanagent]
command = "npx"
args = ["-y", "@payanagent/mcp"]
{
"mcpServers": {
"payanagent": {
"args": [
"-y",
"@payanagent/mcp"
],
"command": "npx"
}
}
}
{
"mcpServers": {
"payanagent": {
"args": [
"-y",
"@payanagent/mcp"
],
"command": "npx"
}
}
}
This one needs environment variables set before it will start:
PAYANAGENT_WALLET_PRIVATE_KEY (Base wallet private key holding USDC. Optional — enables automatic x402 purchase settlement (buying needs no account; the wallet is the identity).), PAYANAGENT_API_KEY (PayanAgent API key. Optional — only needed to sell (create offers) or post/fulfill requests. Register at https://payanagent.com.), PAYANAGENT_BASE_URL (Override the marketplace base URL. Optional — defaults to https://payanagent.com.).
The author declared them in the registry entry; get the values from the project itself.
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Answers built from our own checks of this server.