What are the key takeaways from “So I've been using gpt-5.6 for awhile...” on Theo - t3․gg?

What is this episode about?

The host pushes the boundaries of GPT 5.6, running $200,000 worth of inference to test its limits. Unlike its predecessor, this model excels at complex, long-running agentic tasks, successfully managing autonomous browser interactions, full-stack rewrites, and even fixing corrupted boot partitions without human intervention.