Blog

How Lark uses Git, S3, and isolated sandboxes to give AI agents durable context for writing, maintaining, and repairing long-lived E2E test suites.

Looking for Playwright alternatives? An honest 2026 guide to Cypress, Puppeteer, Selenium, low-code tools, and AI test engineers like Lark (and how to pick).

AI coding agents increased our feature velocity so much that testing became the bottleneck. So we gave every branch its own production-like environment — and let AI test those too.