GPT-6 Astra scores 62.7% on ARC-AGI-3 with the standard harness and 99.9% with a new provider adapter harness; Claude Opus 5 scored 30.2%, and GPT-5.6 Sol 7.8% (Greg Kamradt/ARC Prize)
Heat trend
Collecting trend data
The percentage is based on available heat signal, not comment count or independent people.
GPT-6 Astra achieved a 62.7% score on ARC-AGI-3 using the standard harness and an impressive 99.9% with a new provider adapter harness. In comparison, Claude Opus 5 scored 30.2%, and GPT-5.6 Sol lagged significantly at 7.8%. These results highlight Astra's superior performance in the ARC-AGI-3 evaluation, especially when utilizing the specialized adapter harness, as reported by Greg Kamradt of ARC Prize.
Greg Kamradt / ARC Prize:
GPT-6 Astra scores 62.7% on ARC-AGI-3 with the standard harness and 99.9% with a new provider adapter harness; Claude Opus 5 scored 30.2%, and GPT-5.6 Sol 7.8% — Summary — GPT-6 Astra scores 62.7% for $26K on ARC-AGI-3 Semi-Private with our Standard harness, and 99.9% for $19K with a Provider Adapter harness.