@developer-smallestai/atoms-mcp-server

MCP server for the Atoms voice AI platform. Query call logs, manage agents, debug calls, and more — directly from your IDE.

Setup

1. Get your API key

Go to the Atoms Console → Settings → API Keys and create a key.

2. Configure your MCP client

Add the following to your MCP client configuration.

Cursor (~/.cursor/mcp.json):

{
  "mcpServers": {
    "atoms": {
      "command": "npx",
      "args": ["-y", "@developer-smallestai/atoms-mcp-server"],
      "env": {
        "ATOMS_API_KEY": "sk_..."
      }
    }
  }
}

Claude Desktop (claude_desktop_config.json):

{
  "mcpServers": {
    "atoms": {
      "command": "npx",
      "args": ["-y", "@developer-smallestai/atoms-mcp-server"],
      "env": {
        "ATOMS_API_KEY": "sk_..."
      }
    }
  }
}

Environment variables

| Variable | Required | Description | |---|---|---| | ATOMS_API_KEY | Yes | Your Atoms API key | | ATOMS_API_URL | No | Override the API base URL (defaults to https://atoms-api.smallest.ai/api/v1) |

Available tools

| Tool | Description | |---|---| | get_call_logs | Query call logs with filters for status, type, date range, agent, or phone number | | debug_call | Deep-dive into a single call — full transcript, errors, timing, cost breakdown | | get_agents | List AI agents with their configuration, voice, LLM model, and call stats | | create_agent | Create a new AI agent | | update_agent_prompt | Update an agent's system prompt / instructions | | update_agent_config | Update agent settings (name, language, voice, first message, etc.) | | delete_agent | Archive (soft-delete) an agent | | make_call | Initiate an outbound phone call using a specific agent | | get_campaigns | List outbound calling campaigns with status and progress | | get_usage_stats | Usage statistics — total calls, duration, costs, status breakdown | | get_phone_numbers | List phone numbers owned by your organization |

Resources

| Resource | URI | Description | |---|---|---| | Platform Overview | atoms://docs/platform-overview | Key concepts, terminology, call types, and cost breakdown |

License

MIT