AgentQL

by tinyfish-io

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175 stars
1k downloads
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GitHub Website

About

Enable AI agents to get structured data from unstructured web with [AgentQL](https://www.agentql.com/).

Details

Author
tinyfish-io
GitHub stars
175
Downloads
1,034
Categories
Web Scraping, Automation, Other, Developer Tools, AI

- extract-web-data tool to extract structured data from any URL.
- Uses natural language prompts to describe desired fields.
- Works with Claude, VS Code, Cursor, and Windsurf.
- Requires only an AgentQL API key for authentication.
- Installed via npm (global or via npx).

Setting up with Highlight

This MCP is not yet compatible with Highlight’s one-click setup. However, you can still use it with Highlight by following these steps:

  1. Download and install Highlight from highlightai.com/download
  2. Navigate to the plugins tab and select "Add Custom Plugin"
  3. Configure the plugin with the settings below
    Plugin Name AgentQL
    Command (node, npx, python, etc.)

    Please refer to the README for specific instructions on how to obtain API keys or other required environment variables.

  4. Enable "Start Automatically" if you want the plugin to start when Highlight launches

From the repository

Install the npm package globally (npm install -g agentql-mcp), obtain an API key from the AgentQL Dev Portal, then configure the server in your MCP‑enabled application’s settings (e.g., claude_desktop_config.json). Use the extract-web-data tool with a URL and a prompt describing the data fields you want.

extract-web-data

Extracts structured data as JSON from a web page given a URL using a Natural Language description of the data.

Claude Desktop / Cursor

Paste into your MCP client config file to install this server.

{
    "mcpServers": {
        "agentql": {
            "agentql": {
                "command": "npx",
                "args": [
                    "-y",
                    "agentql-mcp"
                ],
                "env": {
                    "AGENTQL_API_KEY": "YOUR_API_KEY"
                }
            }
        }
    }
}

McpServers

{
    "agentql": {
        "command": "npx",
        "args": [
            "-y",
            "agentql-mcp"
        ],
        "env": {
            "AGENTQL_API_KEY": "YOUR_API_KEY"
        }
    }
}

AgentQL MCP Server

This is a Model Context Protocol (MCP) server that integrates AgentQL's data extraction capabilities.

Features

Tools

- extract-web-data - extract structured data from a given 'url', using 'prompt' as a description of actual data and its fields to extract.

Installation

To use AgentQL MCP Server to extract data from web pages, you need to install it via npm, get an API key from our Dev Portal, and configure it in your favorite app that supports MCP.

Install the package

npm install -g agentql-mcp

Configure Claude

- Open Claude Desktop Settings via +, (don't confuse with Claude Account Settings)
- Go to Developer sidebar section
- Click Edit Config and open claude_desktop_config.json file
- Add agentql server inside mcpServers dictionary in the config file
- Restart the app

``json title="claude_desktop_config.json"
{
"mcpServers": {
"agentql": {
"command": "npx",
"args": ["-y", "agentql-mcp"],
"env": {
"AGENTQL_API_KEY": "YOUR_API_KEY"
}
}
}
}


Read more about MCP configuration in Claude here.

Configure VS Code

For one-click installation, click one of the install buttons below:

Install with NPX in VS Code Install with NPX in VS Code Insiders

Manual Installation

Click the install buttons at the top of this section for the quickest installation method. For manual installation, follow these steps:

Add the following JSON block to your User Settings (JSON) file in VS Code. You can do this by pressing Ctrl + Shift + P and typing Preferences: Open User Settings (JSON).

json
{
"mcp": {
"inputs": [
{
"type": "promptString",
"id": "apiKey",
"description": "AgentQL API Key",
"password": true
}
],
"servers": {
"agentql": {
"command": "npx",
"args": ["-y", "agentql-mcp"],
"env": {
"AGENTQL_API_KEY": "${input:apiKey}"
}
}
}
}
}

Optionally, you can add it to a file called
.vscode/mcp.json in your workspace. This will allow you to share the configuration with others.

json
{
"inputs": [
{
"type": "promptString",
"id": "apiKey",
"description": "AgentQL API Key",
"password": true
}
],
"servers": {
"agentql": {
"command": "npx",
"args": ["-y", "agentql-mcp"],
"env": {
"AGENTQL_API_KEY": "${input:apiKey}"
}
}
}
}

Configure Cursor

- Open Cursor Settings
- Go to MCP > MCP Servers
- Click + Add new MCP Server
- Enter the following:
- Name: "agentql" (or your preferred name)
- Type: "command"
- Command:
env AGENTQL_API_KEY=YOUR_API_KEY npx -y agentql-mcp

Read more about MCP configuration in Cursor here.

Configure Windsurf

- Open Windsurf: MCP Configuration Panel
- Click Add custom server+
- Alternatively you can open
~/.codeium/windsurf/mcp_config.json directly
- Add
agentql server inside mcpServers dictionary in the config file

json title="mcp_config.json"
{
"mcpServers": {
"agentql": {
"command": "npx",
"args": ["-y", "agentql-mcp"],
"env": {
"AGENTQL_API_KEY": "YOUR_API_KEY"
}
}
}
}

Read more about MCP configuration in Windsurf here.

Validate MCP integration

Give your agent a task that will require extracting data from the web. For example:

text
Extract the list of videos from the page https://www.youtube.com/results?search_query=agentql, every video should have a title, an author name, a number of views and a url to the video. Make sure to exclude ads items. Format this as a markdown table.

> [!TIP]
> In case your agent complains that it can't open urls or load content from the web instead of using AgentQL, try adding "use tools" or "use agentql tool" hint.

Development

Install dependencies:

bash
npm install

Build the server:

bash
npm run build

For development with auto-rebuild:

bash
npm run watch

If you want to try out development version, you can use the following config instead of the default one:

json
{
"mcpServers": {
"agentql": {
"command": "/path/to/agentql-mcp/dist/index.js",
"env": {
"AGENTQL_API_KEY": "YOUR_API_KEY"
}
}
}
}

> [!NOTE]
> Don't forget to remove the default AgentQL MCP server config to not confuse Claude with two similar servers.

Debugging

Since MCP servers communicate over stdio, debugging can be challenging. We recommend using the MCP Inspector, which is available as a package script:

bash
npm run inspector
``

The Inspector will provide a URL to access debugging tools in your browser.

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