Deploy previews empower teams to collaborate on changes early in the development cycle, speeding up the development cycle and paving the way for better end-to-end testing. With deploy previews, every commit has its own public URL, allowing teams to test as soon as they commit, find bugs before deploying to staging or production, and reproduce and share test failures with ease. This enables companies of all sizes to leverage modern tooling to test as fast as they commit, reducing the time it takes to run tests from hours to a few minutes. Deploy previews also help remove environment differences as a cause of test failures, making it easier for teams to identify and fix issues.