Windsurf.

In their words

• Building a magical AI code editor used by over 1 million developers in four months: The untold story of Windsurf Varun Mohan is co-founder and CEO of Windsurf (formerly Codeium), an AI coding environment used by over 1 million developers in four months. The company pivoted twice, from GPU virtualization to an IDE plugin to its own IDE. Mohan argues AI raises the return on engineering, so strong companies will hire more engineers, not fewer.