Navigate to a URL in the active browser tab

Click an element on the page using a ref from snapshot or a CSS selector

Type text into an input element

Scroll the page or an element. Supports pixel offsets, scrolling to elements, and named positions (top/bottom). Works with virtual scroll containers used by social media sites.

Press a keyboard key or combination (Enter, Escape, Tab, ArrowDown, etc). Supports modifiers like Ctrl+A, Cmd+C.

Wait for a condition: element to appear, element to disappear, or a fixed delay. Useful for SPAs and dynamic content.

Get an accessibility tree snapshot of the page. Returns element refs you can use with click, type, and other tools. Use compact mode (default) for smaller output - only interactive elements.

Capture a screenshot of the visible page area

Read console messages (log, warn, error) from the browser

Read network requests made by the page. Filter by URL pattern.

Manage browser tabs and the extension-managed tab group. list/create/close/focus tabs. name puts the tab into a Real Browser MCP tab group and sets the group title (emoji in the title is shown as the group icon). ungroup removes the tab from its group.

Find elements on the page using natural language (e.g. "login button", "search input"). Returns refs you can use with click/type.

Extract raw text content from the page or a specific element

Hover over an element to trigger tooltips, dropdown menus, or hover states

Select an option from a dropdown/select element

Execute JavaScript in the page and return the result. Use for DOM queries, reading page state, or any operation not covered by other tools.

Click an element by its visible text content. Works on React dropdowns, portals, and overlays that may not appear in snapshots. CSP-safe (no eval). Prefers deepest matching element.

Handle JavaScript dialogs (alert, confirm, prompt). Dialogs block page interaction until handled.

Upload a file through a file input element. Uses CDP DOM.setFileInputFiles — works even on strict-CSP pages. Provide the local file path and either a ref from snapshot, a CSS selector targeting the file input, or omit both to auto-find the first input[type="file"].

Run a self-contained JavaScript action object in the page context via CDP. The code must be an expression that evaluates to an object with an execute(params) method. Returns the action result directly. Bypasses CSP restrictions.

Drag from one element or position to another. Uses CDP mouse events for reliable drag-and-drop. Provide either refs/selectors or explicit x,y coordinates.

Fill multiple form fields in a single call. Supports text inputs, selects, checkboxes, and contentEditable elements. Reduces round-trips compared to calling browser_type for each field individually. Optionally submit the form after filling.

List WebMCP tools the current page registers for agents (document.modelContext.getTools()). Returns supported:false when the browser or page has no WebMCP support.

Execute a WebMCP tool on the current page by name with a JSON input object. Use browser_webmcp_list_tools first to discover names and schemas. Returns null when the tool triggers a navigation.