
arcprize.org
September 3, 2026
9 min read
55/100
Summary
OpenAI's GPT-6 Astra on ARC-AGI-3 Summary - GPT-6 Astra scores 62.7% for $26K on ARC-AGI-3 Semi-Private with our Standard harness enables a model to carry forward notes it chooses to keep with it throughout the environment., and 99.9% for $19K with a The Provider Adapter harness preserves opaque reasoning state between requests and uses compaction for longer conversations, allowing the model to re...