
OpenAI's new GPT-5 has learned to say three magic words: "I don't know." It was also trained to stop flattering you and start giving you facts.



OpenAI’s best-ever large language model is here. GPT-5 is set to breathe new life into ChatGPT, making it faster, more helpful, and easier to use. Along with GPT-5, OpenAI launched a ton of new features for ChatGPT — more customization options, a better voice mode, a new user interface, and more. But all of those features pale in comparison to one specific improvement to ChatGPT — its vibe coding
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OpenAI has officially launched GPT-5, promising a faster and more capable AI model to power ChatGPT.
The AI company boasts state-of-the-art performance across math, coding, writing, and health advice. OpenAI proudly shared that GPT-5's hallucination rates have decreased compared to earlier models.
Specifically, GPT makes incorrect claims 9.6 percent of the time, compared to 12.9 percent for GPT-4o