• AI agent — An AI system that doesn't just answer once but works toward a goal in a loop — taking actions, reading the results, and deciding what to do next.
• calibration — How well a model's confidence matches reality — a calibrated model saying "90% sure" is right about 90% of the time.

Documents a coding agent (GPT-5.6 Sol via Codex) autonomously running physical lab experiments end to end, including qubit calibration, showing agentic capability extending beyond software into experimental science.

• articleGPT-5.6 goes GA with an "ultra" parallel-agent setting and sharp cost claimsSam Altman
• postAutocompaction in Codex is really good. @OpenAI recognized early on that it woulpolynoamial
• repoCodex Orange Book花叔

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