Brazil’s B3 adopts Cursor AI coding tool for critical market systems

On September 4, 2026 Brazil’s stock exchange operator B3 announced it has officially adopted the Cursor AI coding environment from Anysphere across its engineering teams. B3 says more than 600 developers now use the tool, which has cut software delivery times by roughly 35 percent while generating about 1.5 million lines of AI-assisted code per month.