A coding agent running for hours can make dozens of decisions as it edits files, runs tests, and works through errors. One wrong turn can carry through the rest of the task unless the agent catches it. SpaceXAI appears to be training Grok for exactly that problem. The company released Grok 4.7 on Sunday, and its training approach is uniquely different. SpaceXAI used a longer reinforcement learning run deliberately weighted toward harder tasks, including problems that take “many hours” to complete. The company says that training also made Grok better at verifying its own work and managing...

Source: The New Stack