Opera DevTools MCP
OfficialServer Configuration
Describes the environment variables required to run the server.
| Name | Required | Description | Default |
|---|---|---|---|
| slim | No | Exposes a 'slim' set of 3 tools. Type: boolean | |
| channel | No | Specify a different Chrome channel. Choices: canary, dev, beta, stable. Type: string | |
| headless | No | Whether to run in headless (no UI) mode. Type: boolean, default: false | |
| isolated | No | If specified, creates a temporary user-data-dir that is automatically cleaned up after the browser is closed. Type: boolean, default: false | |
| log-file | No | Path to a file to write debug logs to. Type: string | |
| viewport | No | Initial viewport size (e.g., 1280x720). Type: string | |
| chrome-arg | No | Additional arguments for Chrome. Can be specified multiple times. Type: array of strings | |
| ws-headers | No | Custom headers for WebSocket connection in JSON format (e.g., '{"Authorization":"Bearer token"}'). Only works with --wsEndpoint. Type: string | |
| browser-url | No | Connect to a running, debuggable Chrome instance (e.g., http://127.0.0.1:9222). Type: string | |
| ws-endpoint | No | WebSocket endpoint to connect to a running Chrome instance (e.g., ws://127.0.0.1:9222/devtools/browser/<id>). Type: string | |
| auto-connect | No | If specified, automatically connects to a browser (Chrome 144+) running locally from the user data directory identified by the channel param (default channel is stable). Type: boolean, default: false | |
| proxy-server | No | Proxy server configuration for Chrome. Type: string | |
| user-data-dir | No | Path to the user data directory for Chrome. Type: string | |
| executable-path | No | Path to custom Chrome executable. Type: string | |
| category-network | No | Set to false to exclude network tools. Type: boolean, default: true | |
| performance-crux | No | Set to true to send URLs from performance traces to CrUX API. Type: boolean, default: false | |
| usage-statistics | No | Set to true to opt-in to usage statistics collection. Type: boolean, default: false | |
| category-emulation | No | Set to false to exclude emulation tools. Type: boolean, default: true | |
| category-extensions | No | Set to true to include extension tools. Type: boolean, default: false | |
| experimental-vision | No | Whether to enable coordinate-based tools. Type: boolean | |
| category-performance | No | Set to false to exclude performance tools. Type: boolean, default: true | |
| accept-insecure-certs | No | If enabled, ignores errors relative to self-signed and expired certificates. Type: boolean | |
| redact-network-headers | No | If true, redacts sensitive network headers. Type: boolean, default: false | |
| experimental-screencast | No | Exposes experimental screencast tools (requires ffmpeg). Type: boolean | |
| experimental-ffmpeg-path | No | Path to ffmpeg executable for screencast recording. Type: string | |
| ignore-default-chrome-arg | No | Explicitly disable default arguments for Chrome. Can be specified multiple times. Type: array of strings | |
| category-experimental-webmcp | No | Set to true to enable debugging WebMCP tools. Requires Chrome 149+. Type: boolean | |
| category-experimental-third-party | No | Set to true to enable third-party developer tools. Type: boolean, default: false |
Instructions
Guidance the server publishes about itself, which clients place ahead of the tool catalog so the model reads it before choosing anything.
This server publishes no instructions, or was last inspected before Glama recorded them.
Capabilities
Server capabilities have not been inspected yet.
Tools
Functions exposed to the LLM to take actions
| Name | Description |
|---|---|
No tools | |
Prompts
Interactive templates invoked by user choice
| Name | Description |
|---|---|
No prompts | |
Resources
Contextual data attached and managed by the client
| Name | Description |
|---|---|
No resources | |
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