Playwright MCP-compatible browser automation bridge for CloakBrowser Chromium.
To add CloakBrowser MCP to Claude, run the install command below or copy the ready-made config for Claude Code, Claude Desktop, Cursor and VS Code further down. Restart your client after adding it and its tools show up in your next conversation. It declares 12 environment variables, listed below.
Install
npx -y cloakbrowser-mcp@1.15.1Environment variables
PLAYWRIGHT_MCP_BROWSER_ENGINESet in your MCP configPLAYWRIGHT_MCP_HEADLESSSet in your MCP configPLAYWRIGHT_MCP_OUTPUT_DIRSet in your MCP configPLAYWRIGHT_MCP_CODEGENSet in your MCP configPLAYWRIGHT_MCP_SNAPSHOT_BOXESSet in your MCP configPLAYWRIGHT_MCP_TIMEOUT_SETTLESet in your MCP configPLAYWRIGHT_MCP_USER_DATA_DIRSet in your MCP configCLOAK_PLAYWRIGHT_MCP_CONTEXT_OPTIONSSet in your MCP configCLOAK_PLAYWRIGHT_MCP_EXTENSION_PATHSSet in your MCP configCLOAK_PLAYWRIGHT_MCP_CONSOLE_FALLBACKSet in your MCP configCLOAK_PLAYWRIGHT_MCP_GEOIP_PROXY_MATCHSet in your MCP configCLOAK_PLAYWRIGHT_MCP_EXTRA_ARGSSet in your MCP configSet only if the maker requires them; this listing does not flag any of them as required.
Install with your client
claude mcp add cloakbrowser --env PLAYWRIGHT_MCP_BROWSER_ENGINE=<YOUR_PLAYWRIGHT_MCP_BROWSER_ENGINE> --env PLAYWRIGHT_MCP_HEADLESS=<YOUR_PLAYWRIGHT_MCP_HEADLESS> --env PLAYWRIGHT_MCP_OUTPUT_DIR=<YOUR_PLAYWRIGHT_MCP_OUTPUT_DIR> --env PLAYWRIGHT_MCP_CODEGEN=<YOUR_PLAYWRIGHT_MCP_CODEGEN> --env PLAYWRIGHT_MCP_SNAPSHOT_BOXES=<YOUR_PLAYWRIGHT_MCP_SNAPSHOT_BOXES> --env PLAYWRIGHT_MCP_TIMEOUT_SETTLE=<YOUR_PLAYWRIGHT_MCP_TIMEOUT_SETTLE> --env PLAYWRIGHT_MCP_USER_DATA_DIR=<YOUR_PLAYWRIGHT_MCP_USER_DATA_DIR> --env CLOAK_PLAYWRIGHT_MCP_CONTEXT_OPTIONS=<YOUR_CLOAK_PLAYWRIGHT_MCP_CONTEXT_OPTIONS> --env CLOAK_PLAYWRIGHT_MCP_EXTENSION_PATHS=<YOUR_CLOAK_PLAYWRIGHT_MCP_EXTENSION_PATHS> --env CLOAK_PLAYWRIGHT_MCP_CONSOLE_FALLBACK=<YOUR_CLOAK_PLAYWRIGHT_MCP_CONSOLE_FALLBACK> --env CLOAK_PLAYWRIGHT_MCP_GEOIP_PROXY_MATCH=<YOUR_CLOAK_PLAYWRIGHT_MCP_GEOIP_PROXY_MATCH> --env CLOAK_PLAYWRIGHT_MCP_EXTRA_ARGS=<YOUR_CLOAK_PLAYWRIGHT_MCP_EXTRA_ARGS> -- npx -y cloakbrowser-mcp@1.15.1
Run this in a terminal to add the server to Claude Code.
What this does
CloakBrowser MCP exposes a set of tools to Claude over the Model Context Protocol. After you add it to claude_desktop_config.json (snippet above) and restart Claude Desktop, those tools become callable inside any conversation.
Requirements
This server declares the following environment variables. Set only the ones the maker requires for your setup; this listing does not flag any of them as required:
PLAYWRIGHT_MCP_BROWSER_ENGINE PLAYWRIGHT_MCP_HEADLESS PLAYWRIGHT_MCP_OUTPUT_DIR PLAYWRIGHT_MCP_CODEGEN PLAYWRIGHT_MCP_SNAPSHOT_BOXES PLAYWRIGHT_MCP_TIMEOUT_SETTLE PLAYWRIGHT_MCP_USER_DATA_DIR CLOAK_PLAYWRIGHT_MCP_CONTEXT_OPTIONS CLOAK_PLAYWRIGHT_MCP_EXTENSION_PATHS CLOAK_PLAYWRIGHT_MCP_CONSOLE_FALLBACK CLOAK_PLAYWRIGHT_MCP_GEOIP_PROXY_MATCH CLOAK_PLAYWRIGHT_MCP_EXTRA_ARGS
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install CloakBrowser MCP?
Run the Claude Code command in the install section to add CloakBrowser MCP to Claude Code, or copy the ready-made config for your client from the install section on this page. Restart your client afterwards and the tools appear in your next conversation.
Which clients work with CloakBrowser MCP?
This page carries setup and config for Claude Code, Claude Desktop, Cursor and VS Code. Any other MCP client that accepts a standard server config can connect to CloakBrowser MCP as well.
Does CloakBrowser MCP need an API key?
This listing does not flag an API key as required. The server can use these environment variables: PLAYWRIGHT_MCP_BROWSER_ENGINE, PLAYWRIGHT_MCP_HEADLESS, PLAYWRIGHT_MCP_OUTPUT_DIR, PLAYWRIGHT_MCP_CODEGEN, PLAYWRIGHT_MCP_SNAPSHOT_BOXES, PLAYWRIGHT_MCP_TIMEOUT_SETTLE, PLAYWRIGHT_MCP_USER_DATA_DIR, CLOAK_PLAYWRIGHT_MCP_CONTEXT_OPTIONS, CLOAK_PLAYWRIGHT_MCP_EXTENSION_PATHS, CLOAK_PLAYWRIGHT_MCP_CONSOLE_FALLBACK, CLOAK_PLAYWRIGHT_MCP_GEOIP_PROXY_MATCH, CLOAK_PLAYWRIGHT_MCP_EXTRA_ARGS; the maker's docs say which of them your setup needs. They go in the env block of your MCP config.
Imported from the Official MCP Registry. The details above come from the registry entry; the maker can claim this listing to correct them, add docs, and see its traffic.
Is this your MCP server?
Claim this listing to see its traffic, fix details yourself, and skip the review queue on future updates.
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[](https://clauderules.net/mcp/io-github-swimmwatch-cloakbrowser-mcp)<a href="https://clauderules.net/mcp/io-github-swimmwatch-cloakbrowser-mcp" target="_blank" rel="noopener noreferrer"><img src="https://clauderules.net/api/badge/io-github-swimmwatch-cloakbrowser-mcp" alt="Listed on clauderules.net" /></a>More Browser MCP servers
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