"behavioral state decay": the failure mode that long-horizon agents forget what matters. meta ai's fix: a memory agent that updates the memory bank and then decides whether to emit a proactive intervention. they train qwen3.5-27b on seta using sft and grpo and show gains on terminal-bench 2.0. great to see seta terminal agent rl envs used this way
- remember when it matters by meta ai
@yifannnwu @zhuokaiz:
- our seta project: