MCPLow riskUnclaimed

agent-cold-email

Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox, from $99/mo.

YS-projectcalcys-projectcalc/agent-cold-emailUpdated Sep 25, 2026

server.json

{
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "name": "io.github.YS-projectcalc/agent-cold-email",
  "description": "Coldrig — cold-email infra run by your agent: 28 MCP tools, live sending, free sandbox, from $99/mo.",
  "repository": {
    "url": "https://github.com/YS-projectcalc/agent-cold-email",
    "source": "github"
  },
  "version": "0.2.5",
  "websiteUrl": "https://coldrig.dev/",
  "packages": [
    {
      "registryType": "npm",
      "identifier": "agent-cold-email",
      "version": "0.2.2",
      "transport": {
        "type": "stdio"
      },
      "environmentVariables": [
        {
          "description": "Bearer token from POST /signup (free, no card) — or run `npx agent-cold-email demo` first. Optional at startup: without it, `initialize`/`tools/list` still work (unauthenticated introspection), but every `tools/call` fails until a key is set.",
          "format": "string",
          "isSecret": true,
          "name": "AGENT_COLD_EMAIL_API_KEY"
        },
        {
          "description": "Override the API base URL (default: https://api.coldrig.dev)",
          "format": "string",
          "name": "AGENT_COLD_EMAIL_BASE_URL"
        }
      ]
    }
  ],
  "remotes": [
    {
      "type": "streamable-http",
      "url": "https://api.coldrig.dev/mcp",
      "headers": [
        {
          "description": "Bearer token from POST /signup (free, no card) — or run `npx agent-cold-email demo` first",
          "isRequired": true,
          "format": "string",
          "isSecret": true,
          "name": "Authorization"
        }
      ]
    }
  ]
}

Permissions

DeclaredDetected
Runs code—node
Installs—npm:agent-cold-email@0.2.2
Runs install scripts—None
Networkapi.coldrig.devapi.coldrig.dev
Needs credentialsAGENT_COLD_EMAIL_API_KEYAuthorizationAGENT_COLD_EMAIL_API_KEYAuthorization
Outside the workspace—None
Agent tools—None

Checks

Low risk · Nothing worth a warning was found.

Not reviewed by a person · Checked by rules; the model review is not switched on yet.

Versions

  1. #10.2.5latestOct 7, 2026