What is the key difference between Agent Browser and Env?

Agent Browser belongs to the Developer Tools category with local stdio execution, while Env belongs to the Developer Tools category with local stdio execution.

How do I install Agent Browser or Env in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Agent Browser and Env free or paid?

Agent Browser operates under a Free / Open Source model (No auth required). Env operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

Agent Browser lists 0 tools with 0 views and 4 GitHub stars. Env lists 0 tools with 0 views and 0 GitHub stars.

Can I use both Agent Browser and Env together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Agent Browser vs Env

In-depth architectural comparison of the Agent Browser and Env MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Agent Browser

Developer Tools · Local stdio

Quality: 45/100 (Fair) | Auth: No auth required

Env

Developer Tools · Local stdio

Quality: 25/100 (Emerging) | Auth: No auth required

Verdict Summary: Choose Agent Browser if you need specialized Developer Tools tools running via a local process. Choose Env if your workspace requires Developer Tools integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Agent Browser when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Agent Browser Details

Choose Env when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).

Explore Env Details

Feature & Specification Comparison

Specification	A Agent Browser Developer Tools	E Env Developer Tools
Summary	Self-hosted Chrome for AI agents, with a live noVNC view a human can take over.	Dotenv parser, ports, system info for AI agents
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Agent Browser Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Env Tools (0)

No explicit tool names declared in metadata yet. Check project README on main listing page.

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Agent Browser Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "agent-browser": {
      "command": "npx",
      "args": [
        "-y",
        "aether-browser"
      ]
    }
  }
}

Env Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "env": {
      "command": "npx",
      "args": [
        "-y",
        "env"
      ]
    }
  }
}

Frequently Asked Questions

Agent Browser is categorized under Developer Tools and uses a local stdio subprocess. In contrast, Env belongs to Developer Tools using local stdio subprocess. Select Agent Browser when you need capabilities focused on developer tools and Env when you require tools for developer tools.

More alternatives to Agent Browser More alternatives to Env Developer Tools category hub