Deadchannel MCP Server: Install & Setup

Install Deadchannel in Claude Code

npm

Claude Code

claude mcp add deadchannel -- npx -y deadchannel-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "deadchannel": {
      "command": "npx",
      "args": [
        "-y",
        "deadchannel-mcp"
      ]
    }
  }
}

npm

Claude Code

claude mcp add deadchannel -e HOSAKA_PRIVATE_KEY=... -- npx -y hosaka-mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "deadchannel": {
      "command": "npx",
      "args": [
        "-y",
        "hosaka-mcp"
      ],
      "env": {
        "HOSAKA_PRIVATE_KEY": "..."
      }
    }
  }
}

Replace each ... with your own value.

Frequently asked questions

What does the Deadchannel MCP server do?

Check an x402 endpoint before you pay it: verdict, risk score and what is wrong. $0.005 in USDC.

Is the Deadchannel MCP server free?

Probably not entirely. The listing mentions pay-per-call, credits or a subscription. Check the provider for current pricing.

Does Deadchannel run locally or remotely?

Local. Runs on your machine (stdio). You install it with npx, uvx, Docker or from source.

How do I add Deadchannel to Claude Code?

Run: claude mcp add deadchannel -- npx -y deadchannel-mcp

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