How OpenAI Tripled GPT-5.6 Scores on ARC-AGI-3 with Two Simple API Settings: A Technical Deep Dive
The Benchmark That Separates True Reasoning from Pattern Matching When OpenAI published a blog post detailing how two API configuration settings tripled GPT-5.6’s performance on ARC-AGI-3, the AI research community took notice immediately. This wasn’t a new model release, a new training run, or a fundamental architectural change. Two toggles….
