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Code faster, review changes, and keep parallel work moving.

X：OpenAI Developers (@OpenAIDevs)··OpenAI / ChatGPT

Code faster, review changes, and keep parallel work moving.

🧵 Here's a roundup of all the developer updates from OpenAI DevDay:

X：Artificial Analysis (@ArtificialAnlys)This week Claude Sonnet 5.5, GPT-6.1 Sol and Gemini 4 Argon all launched near the top of the Coding Agent Index leaderboard, but each has...Oct 2, 2026OpenRouter：Announcements（RSS）Agent Frameworks Compared: Tool-Calling Schema HandlingOct 2, 2026NVIDIA Blog（RSS）How NVIDIA GPUs Help Accelerate OpenAI’s GPT-6 Astra UltrafastOct 2, 2026X：Epoch AI (@EpochAIResearch)These trends come from a self-selected panel of users. The data has not been weighted to match the demographics of US adults or of ChatGP...Oct 2, 2026