Check an x402 endpoint before you pay it: verdict, risk score and what is wrong. $0.005 in USDC.
Connect Runs on your machine
claude mcp add deadchannel -e DEADCHANNEL_PRIVATE_KEY=<DEADCHANNEL_PRIVATE_KEY> -e DEADCHANNEL_URL=<DEADCHANNEL_URL> -- npx -y [email protected]{
"mcpServers": {
"deadchannel": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"DEADCHANNEL_PRIVATE_KEY": "<DEADCHANNEL_PRIVATE_KEY>",
"DEADCHANNEL_URL": "<DEADCHANNEL_URL>"
}
}
}
}{
"mcpServers": {
"deadchannel": {
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"DEADCHANNEL_PRIVATE_KEY": "<DEADCHANNEL_PRIVATE_KEY>",
"DEADCHANNEL_URL": "<DEADCHANNEL_URL>"
}
}
}
}{
"servers": {
"deadchannel": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"[email protected]"
],
"env": {
"DEADCHANNEL_PRIVATE_KEY": "<DEADCHANNEL_PRIVATE_KEY>",
"DEADCHANNEL_URL": "<DEADCHANNEL_URL>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
DEADCHANNEL_PRIVATE_KEYOptional, secret | Private key of a wallet holding a little USDC on Base. It signs payments locally and never leaves the machine. Not needed for the free health check. |
DEADCHANNEL_URLOptional | Override the service endpoint. Defaults to https://deadchannel.vercel.app |
Details
| Package | [email protected] (NPM, stdio) |
| First published | 28 Aug 2026 |
| Last updated | 28 Aug 2026 |
| Registry name | io.github.plus8bit/deadchannel |
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