Auto Browser vs web-eval-agent

A side-by-side comparison of two Browser Automation servers — tools, transport, auth, maintenance, and copy-paste config for each.

	Auto Browser MCP-native browser control plane with human takeover, reusable auth profiles, approvals, and audit trails. Unverified stdio (local) No auth Python	web-eval-agent Autonomous browser agent that evaluates and debugs your web app end-to-end from your IDE. Unverified stdio (local) API key Python
Category	Browser Automation	Browser Automation
Language	Python	Python
Transport	stdio (local)	stdio (local)
Auth	None	API key
GitHub stars	579	1.2k
Last commit	1 day ago	4 months ago
Verified
Actively maintained
Install	`uvx auto-browser-mcp`	`curl -LSf https://operative.sh/install.sh -o install.sh && bash install.sh && rm install.sh`
Repo	Open	Open

Verdict

Pick Auto Browser if you want zero-setup with no API key, and you need the broadest set of tools.

Pick web-eval-agent if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option.

Add Auto Browser

Install / run

uvx auto-browser-mcp

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "auto-browser": {
      "command": "uvx",
      "args": [
        "auto-browser-mcp"
      ],
      "env": {
        "AUTO_BROWSER_BASE_URL": "http://127.0.0.1:8000/mcp",
        "AUTO_BROWSER_BEARER_TOKEN": ""
      }
    }
  }
}

Requires `uv` (the Python package runner). Install it from https://docs.astral.sh/uv/ if `uvx` is not found.

Add web-eval-agent

Install / run

curl -LSf https://operative.sh/install.sh -o install.sh && bash install.sh && rm install.sh

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "web-eval-agent": {
      "command": "uvx",
      "args": [
        "--refresh-package",
        "webEvalAgent",
        "--from",
        "git+https://github.com/Operative-Sh/web-eval-agent.git",
        "webEvalAgent"
      ],
      "env": {
        "OPERATIVE_API_KEY": "<YOUR_KEY>"
      }
    }
  }
}

Requires `uv` (the Python package runner). Install it from https://docs.astral.sh/uv/ if `uvx` is not found.

FAQ

Auto Browser or web-eval-agent — which is better?

Pick Auto Browser if you want zero-setup with no API key, and you need the broadest set of tools. Pick web-eval-agent if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option.

Can I use both Auto Browser and web-eval-agent?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do Auto Browser and web-eval-agent work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View Auto Browser →View web-eval-agent →More comparisons →