TLDR Tech / AI
How GPT‑5.6 fuses frontier intelligence with frontier efficiency
The GPT-5.6 model family was designed to balance capability and cost across a spectrum of tasks. OpenAI's research and technical teams made significant optimizations at every major layer of the stack to deliver these efficiencies. The improvements span across OpenAI's models, inference, and agent harness. This post looks at how OpenAI's team designed for efficiency through advancements in inference and its agentic harness.
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