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io.github.teampolarity/cosmos-mcp MCP Server

io.github.teampolarity/cosmos-mcp

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What is the io.github.teampolarity/cosmos-mcp MCP server?

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How to install io.github.teampolarity/cosmos-mcp

Copy-paste configuration for popular MCP clients.

transport: stdio
Config generated by PluginBench — verify against the source before use.
Environment / auth
  • COSMOS_TOKEN
    secret

    pmk_ key from https://cosmos.polarity-lab.com/connectors. Optional on macOS once the system keychain is provisioned via `npx -y @polarity-lab/cosmos-mcp provision pmk_...`.

Claude Desktop
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "cosmos-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@polarity-lab/cosmos-mcp"
      ],
      "env": {
        "COSMOS_TOKEN": "<YOUR_COSMOS_TOKEN>"
      }
    }
  }
}
Cursor
~/.cursor/mcp.json
{
  "mcpServers": {
    "cosmos-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@polarity-lab/cosmos-mcp"
      ],
      "env": {
        "COSMOS_TOKEN": "<YOUR_COSMOS_TOKEN>"
      }
    }
  }
}
Windsurf
~/.codeium/windsurf/mcp_config.json
{
  "mcpServers": {
    "cosmos-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@polarity-lab/cosmos-mcp"
      ],
      "env": {
        "COSMOS_TOKEN": "<YOUR_COSMOS_TOKEN>"
      }
    }
  }
}
VS Code
.vscode/mcp.json
{
  "servers": {
    "cosmos-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@polarity-lab/cosmos-mcp"
      ],
      "env": {
        "COSMOS_TOKEN": "<YOUR_COSMOS_TOKEN>"
      }
    }
  }
}
Claude Code
claude mcp add cosmos-mcp --env COSMOS_TOKEN=<YOUR_COSMOS_TOKEN> -- npx -y @polarity-lab/cosmos-mcp

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