AI Matters
Why it matters
OpenAI's GPT-6 Astra beats Portal puzzle game autonomously
The Decoder GPT-6 Astra beat Portal start to finish without human help in under 24 hours
A developer demonstrated that OpenAI's GPT-6 Astra model successfully completed the video game Portal in under 24 hours with zero human intervention.
Why it matters
This milestone demonstrates the rapid progress of AI agents in solving complex, multi-step spatial and logical problems without human guidance.
Latest brief · Oct 19, 2026