As terminal-based code agents become prevalent, agent trajectories have accumulated at scale, while realistic, executable environments remain scarce. However, environments are what agent post-training actually requires: each can be re-queried into many verifiable tasks and provides execution feedback, whereas a trajectory is a single frozen demonstration. Rather than generating environments from…
PhiloLabs wanted to see how far a group of AI coding agents could get building something where working code wasn’t The post It cost $33 to build a virtual Union Square.
A top Defense Department official pushed back on Commerce Secretary Howard Lutnick's remarks that Anthropic had patched up its relations with the Trump administration
