browser_wait_for
Pauses browser automation until specific text appears or disappears on a webpage, or for a set duration, to synchronize actions with page content changes.
Instructions
Wait for text to appear or disappear or a specified time to pass
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| time | No | The time to wait in seconds | |
| text | No | The text to wait for | |
| textGone | No | The text to wait for to disappear |
Implementation Reference
- src/tools/wait.ts:35-62 (handler)Handler function implementing the logic for 'browser_wait_for' tool: waits for time, text appearance, or disappearance using browser tab's Playwright page.handle: async (context, params, response) => { if (!params.text && !params.textGone && !params.time) throw new Error('Either time, text or textGone must be provided'); const code: string[] = []; if (params.time) { code.push(`await new Promise(f => setTimeout(f, ${params.time!} * 1000));`); await new Promise(f => setTimeout(f, Math.min(30000, params.time! * 1000))); } const tab = context.currentTabOrDie(); const locator = params.text ? tab.page.getByText(params.text).first() : undefined; const goneLocator = params.textGone ? tab.page.getByText(params.textGone).first() : undefined; if (goneLocator) { code.push(`await page.getByText(${JSON.stringify(params.textGone)}).first().waitFor({ state: 'hidden' });`); await goneLocator.waitFor({ state: 'hidden' }); } if (locator) { code.push(`await page.getByText(${JSON.stringify(params.text)}).first().waitFor({ state: 'visible' });`); await locator.waitFor({ state: 'visible' }); } response.addResult(`Waited for ${params.text || params.textGone || params.time}`); response.setIncludeSnapshot(); },
- src/tools/wait.ts:23-33 (schema)Schema definition for the 'browser_wait_for' tool, including name, title, description, input schema with Zod validation, and type.schema: { name: 'browser_wait_for', title: 'Wait for', description: 'Wait for text to appear or disappear or a specified time to pass', inputSchema: z.object({ time: z.number().optional().describe('The time to wait in seconds'), text: z.string().optional().describe('The text to wait for'), textGone: z.string().optional().describe('The text to wait for to disappear'), }), type: 'readOnly', },
- src/tools.ts:30-30 (registration)Import of the wait tool module that defines and exports the 'browser_wait_for' tool.import wait from './tools/wait.js';
- src/tools.ts:51-51 (registration)Inclusion of tools from wait module (including 'browser_wait_for') into the central allTools array for global tool registration....wait,