PRO-LONG

PRO-LONG, a minimal memory addition for LLM agents that appends every observation, action, and outcome to a structured log.txt and retrieves it programmatically, improves performance on the ARC-AGI-3 …

Jeremy Berman reported scoring 96.2% on ARC-AGI-3 with Opus 5, and 99.3% pass@2, using a program based on Claude Code and Opus 5 (high) with one action command and filesystem logs. The approach, which…