concurrent-playwright-mcp

Environment

• PW_HOST

  Host to bind in http mode.

• PW_PORT

  Port to bind in http mode.

• PW_HEADLESS

  Set to 'false' to show browser windows.

• PW_MAX_TABS

  Hard cap on tabs per session.

• PW_TRANSPORT

  Set to 'http' to serve over Streamable HTTP.

• PW_OUTPUT_DIR

  Directory screenshots are written to (paths confined to it).

• PW_UPLOAD_DIR

  Confine browser_file_upload paths to this directory (unset = any).

• PW_MAX_CAPTURE

  Max console/network entries retained per session.

• PW_MAX_SESSIONS

  Hard cap on live sessions.

• PW_ALLOWED_ORIGINS

  Comma-separated origin allowlist for navigation (unset = any).

• PW_ALLOW_FILE_URLS

  Allow file:/data: navigation.

• PW_EXECUTABLE_PATH

  Use a specific Chromium build (unset = default).

• PW_IDLE_TIMEOUT_MS

  Evict a session after this long with no use (0 means off).