# Quantustik MCP server

> Provides S&P 500 market data including SEC filings, insider trades, congressional disclosures, and earnings calendars to AI agents.

- Repository: https://github.com/quantustik/mcp-server
- Page: https://hostedmcp.org/servers/quantustik/mcp-server
- Transport: stdio, remote
- Stars: 0
- License: MIT
- Latest version: 2.2.0

## Install

### Claude Code

```sh
claude mcp add --env QUANTUSTIK_API_KEY=<YOUR_QUANTUSTIK_API_KEY> mcp-server -- npx -y @quantustik/mcp-server
```

### Cursor (`~/.cursor/mcp.json`)

```json
{
  "mcpServers": {
    "mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@quantustik/mcp-server"
      ],
      "env": {
        "QUANTUSTIK_API_KEY": "<YOUR_QUANTUSTIK_API_KEY>"
      }
    }
  }
}
```

### VS Code (`.vscode/mcp.json`)

```json
{
  "servers": {
    "mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@quantustik/mcp-server"
      ],
      "env": {
        "QUANTUSTIK_API_KEY": "<YOUR_QUANTUSTIK_API_KEY>"
      }
    }
  }
}
```

### Claude Desktop (`claude_desktop_config.json`)

```json
{
  "mcpServers": {
    "mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@quantustik/mcp-server"
      ],
      "env": {
        "QUANTUSTIK_API_KEY": "<YOUR_QUANTUSTIK_API_KEY>"
      }
    }
  }
}
```

### Codex (`~/.codex/config.toml`)

```toml
[mcp_servers.mcp-server]
command = "npx"
args = ["-y", "@quantustik/mcp-server"]

[mcp_servers.mcp-server.env]
QUANTUSTIK_API_KEY = "<YOUR_QUANTUSTIK_API_KEY>"
```

### Gemini CLI (`~/.gemini/settings.json`)

```json
{
  "mcpServers": {
    "mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@quantustik/mcp-server"
      ],
      "env": {
        "QUANTUSTIK_API_KEY": "<YOUR_QUANTUSTIK_API_KEY>"
      }
    }
  }
}
```

## Environment variables

| Name | Required | Secret | Description |
|---|---|---|---|
| `QUANTUSTIK_API_KEY` | no | yes | Optional. Sent as "Authorization: Bearer <key>" to raise quota above the anonymous per-IP hourly cap. Get a free key at https://quantustik.com/developers. |

## FAQ

### Do I need an API key to use the server?

No, the hosted MCP server can be used anonymously under a per-IP hourly quota, though a free API key can increase this limit.

### Can this server provide stock market predictions?

No, the service only provides measured market data and does not offer forecasts, predictions, or recommendations.

### How can I use this with Claude Desktop or Cursor?

You can use the provided npm package as a local stdio proxy by adding it to your MCP client configuration.