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OpenAI launches GPT-5.5 with major coding upgrades

OpenAI has released GPT-5.5, its first base model trained entirely from scratch, claiming significant gains in agentic coding, multimodal understanding, and long-context reasoning. The model posts ...
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OpenAI debuts GPT-5.5 with autonomous coding focus

OpenAI has released GPT-5.5, its first base model trained entirely from scratch, with a strong emphasis on autonomous coding, ...