web_verifyElementVisible

Verify that an element identified by its element ID, ARIA descriptor, or CSS selector is visible on the page. This is a test assertion — it will fail the test if the element is not visible.

Source

• Kind: class-backed
• Class: xyz.block.trailblaze.playwright.tools.PlaywrightNativeVerifyElementVisibleTool

Contract

• Visible to LLM: yes (surface_to_llm: true)
• Recordable: yes (is_recordable: true)
• Host-only: no (requires_host: false)

Input schema

Optional parameters

• ref — String Element ID (e.g., ‘e5’), ARIA descriptor (e.g., ‘button “Submit”’), or CSS selector with css= prefix (e.g., ‘css=#my-element’).
• reasoning — String

Output

Returns: string (opaque text content)

Typed result schemas (kind: query | action, MCP structuredContent) are not yet carried by the resolved manifest — this section will gain detail when that lands.