# webear MCP server

> Provides AI coding assistants with direct sensory access to live web applications by capturing and analyzing audio, visuals, and performance data.

- Repository: https://github.com/asume21/webear
- Page: https://hostedmcp.org/servers/asume21/webear
- Transport: stdio
- Stars: 1
- License: MIT
- Latest version: 1.2.4

## Install

### Claude Code

```sh
claude mcp add --env 'CODEDSWITCH_API_KEY=<YOUR_CODEDSWITCH_API_KEY>' webear -- npx -y webear
```

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

```json
{
  "mcpServers": {
    "webear": {
      "command": "npx",
      "args": [
        "-y",
        "webear"
      ],
      "env": {
        "CODEDSWITCH_API_KEY": "<YOUR_CODEDSWITCH_API_KEY>"
      }
    }
  }
}
```

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

```json
{
  "servers": {
    "webear": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "webear"
      ],
      "env": {
        "CODEDSWITCH_API_KEY": "<YOUR_CODEDSWITCH_API_KEY>"
      }
    }
  }
}
```

### VS Code CLI

```sh
code --add-mcp '{"name":"webear","type":"stdio","command":"npx","args":["-y","webear"],"env":{"CODEDSWITCH_API_KEY":"<YOUR_CODEDSWITCH_API_KEY>"}}'
```

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

```json
{
  "mcpServers": {
    "webear": {
      "command": "npx",
      "args": [
        "-y",
        "webear"
      ],
      "env": {
        "CODEDSWITCH_API_KEY": "<YOUR_CODEDSWITCH_API_KEY>"
      }
    }
  }
}
```

### Codex

```sh
codex mcp add webear --env 'CODEDSWITCH_API_KEY=<YOUR_CODEDSWITCH_API_KEY>' -- npx -y webear
```

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

```toml
[mcp_servers.webear]
command = "npx"
args = ["-y", "webear"]

[mcp_servers.webear.env]
CODEDSWITCH_API_KEY = "<YOUR_CODEDSWITCH_API_KEY>"
```

### Gemini CLI

```sh
gemini mcp add -s user -e 'CODEDSWITCH_API_KEY=<YOUR_CODEDSWITCH_API_KEY>' webear npx -- -y webear
```

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

```json
{
  "mcpServers": {
    "webear": {
      "command": "npx",
      "args": [
        "-y",
        "webear"
      ],
      "env": {
        "CODEDSWITCH_API_KEY": "<YOUR_CODEDSWITCH_API_KEY>"
      }
    }
  }
}
```

## Environment variables

| Name | Required | Secret | Description |
|---|---|---|---|
| `CODEDSWITCH_API_KEY` | yes | yes | API key from codedswitch.com for audio analysis |
| `WEBEAR_BASE_URL` | no | no | URL of your dev server where WebEar middleware is mounted |

## FAQ

### Does analyze_audio require an API key?

Basic analysis including duration, loudness, peak level, and clipping works locally without a key if ffmpeg is installed. Advanced metrics like spectral centroid and BPM require a CodedSwitch API key.