📄 playwright-python/docs/api/class-apiresponseassertions

File: class-apiresponseassertions.md | Updated: 11/18/2025

Source: https://playwright.dev/docs/api/class-apiresponseassertions

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The APIResponseAssertions class provides assertion methods that can be used to make assertions about the APIResponse in the tests.

import { test, expect } from '@playwright/test';test('navigates to login', async ({ page }) => {  // ...  const response = await page.request.get('https://playwright.dev');  await expect(response).toBeOK();});

Methods


toBeOK

Added in: v1.18 apiResponseAssertions.toBeOK

Ensures the response status code is within 200..299 range.

Usage

await expect(response).toBeOK();

Returns


Properties


not

Added in: v1.20 apiResponseAssertions.not

Makes the assertion check for the opposite condition. For example, this code tests that the response status is not successful:

await expect(response).not.toBeOK();

Usage

expect(response).not

Type