Technology & Science

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OpenAI Rolls Out GPT-5.5 Agentic Model to Paid ChatGPT & Codex Users

On 24 Apr 2026, OpenAI officially released GPT-5.5—an upgraded large-language model that autonomously plans and executes multi-step tasks while matching GPT-5.4’s latency, immediately reaching all Plus, Pro, Business and Enterprise customers in ChatGPT and Codex.

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