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Chainsaw package firewall

com.chain305/chainsaw · v1.0.0

Package firewall for agents: route npm, pip and docker installs through Chainsaw.

Connect Remote server

Terminal
claude mcp add --transport http chainsaw https://chain305.com/chainproxy/mcp --header "Authorization: Bearer <YOUR_API_KEY>"
~/.cursor/mcp.json
{
  "mcpServers": {
    "chainsaw": {
      "url": "https://chain305.com/chainproxy/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "chainsaw": {
      "type": "http",
      "url": "https://chain305.com/chainproxy/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://chain305.com/chainproxy/mcp

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server asks for a key before it lists its tools. Connect it with your own key to see them.

Headers

NameDescription
Authorization
Required, secret
Bearer token from the device-code flow at https://chain305.com/chainproxy/api/auth/cli/device (see https://chain305.com/.well-known/mcp.json)

Details

Endpointhttps://chain305.com/chainproxy/mcp (Streamable HTTP)
First published29 Oct 2026
Last updated29 Oct 2026
Registry namecom.chain305/chainsaw

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