OpenAI’s GPT-6 Astra aces South Korea’s CSAT across all subjects

The Korea Times · 1 month ago · 26 ● 19 sources

OpenAI’s GPT-6 Astra became the first AI model to score a perfect 450 on South Korea’s 2026 CSAT evaluation results posted on GitHub. Astra used 357,000 tokens, the lowest reported total among publicly available models. The report changes expectations for AI efficiency and performance on standardized questions, while experts still warn scores don’t fully reflect real-world problem-solving.