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An OpenAI research preview explores learning from how people interact with their computers beyond chat, accompanied by a new arxiv paper on the topic.
OpenAI introduces Codex Security, an agentic application security tool now in research preview that identifies complex vulnerabilities with high confidence and actionable fixes while significantly reducing false positives and noise compared to traditional security tools.
OpenAI is releasing GPT-5.3-Codex-Spark, a smaller, ultra-low-latency coding model optimized for real-time collaboration, delivering over 1000 tokens per second on Cerebras hardware. It is available as a research preview to ChatGPT Pro users and marks the first milestone in OpenAI's partnership with Cerebras.
OpenAI releases a research preview of GPT-4.5, its largest and most knowledgeable model to date, built on GPT-4o with scaled pre-training, improved emotional intelligence, and fewer hallucinations. The system card details training methods, safety evaluations, and capability assessments conducted prior to deployment.
OpenAI introduces GPT-4.5, their largest and best chat model yet, available as a research preview to Pro users and developers. The model advances unsupervised learning through scaling compute and data, showing improved factuality, reduced hallucinations, and better understanding of human intent compared to GPT-4o.
OpenAI releases Operator, an AI agent that can autonomously use a web browser to perform tasks like form filling, online shopping, and web interactions. Available as a research preview to Pro users in the U.S., with plans to expand and integrate into ChatGPT, powered by the new Computer-Using Agent (CUA) model.
OpenAI announces an expansion of DALL·E 2 research preview access, sharing safety metrics and learnings from 3 million images created by early users. The company plans to onboard up to 1,000 new users weekly while continuing to refine content policy enforcement and address training data biases.