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Some OpenAI models have smaller variants called “mini” or “nano”, such as GPT-5 mini and GPT-5 nano. ChatGPT’s training data includes software manual pages, information about internet phenomena such as bulletin board systems, multiple programming languages, and the text of Wikipedia. Richard Mathenge, a team leader, reported that as his team encountered such content, he could observe the psychological deterioration of his workers over the course of the project. These labels were used to train a model to detect such content in the future.

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During the same year, industrial buildings made up 2.4% of the total area while housing and buildings made up 8.7% and transportation infrastructure made up 8.3%. As of 2012, a total of 1.35 km2 (0.52 mi2) or 65.5% is used for agricultural purposes, while 0.3 km2 (0.12 mi2) or 14.6% is forested. Beginning in the 1970s the new neighborhoods of Trümlere and Rohrmatt were built for the growing population of commuters. To view or revoke a shared link, open ChatGPT datacontrols and select Shared links.

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Kelsey Piper of Vox wrote that “ChatGPT is the general public’s first hands-on introduction to how powerful modern AI has gotten” and that ChatGPT is “smart enough to be useful despite its flaws”. In The Atlantic magazine’s “Breakthroughs of the Year” for 2022, Derek Thompson included ChatGPT as part of “the generative-AI eruption” that “may change our mind about how we work, how we think, and what human creativity is”. Samantha Lock of The Guardian noted that it was able to generate “impressively detailed” and “human-like” text. Once a user reaches usage limits, ChatGPT may transition to the “mini” version. Mophat Okinyi, a quality-assurance analyst on the same team, reported lasting insomnia, anxiety, depression, and panic attacks, and said the experience contributed to the breakdown of his marriage and mental health.

OpenAI withdrew one ChatGPT update in 2025 due to heightened concern about it affirming users’ doubts and encouraging impulsive behavior. ChatGPT is a chatbot assistant based on large language model (LLM) technology. As a new WordPress user, you should go to your dashboard to delete this page and create new pages for your content.

It was capable of autonomously performing tasks through web browser interactions, including filling forms, placing online orders, scheduling appointments, and other browser-based tasks. The model can also generate new images based on existing ones provided in the prompt. One of the most significant improvements was in the generation of text within images, which is especially useful for branded content.

According to a September 2025 article in Lancet Psychiatry, many individuals use ChatGPT and comparable chatbots for mental health and emotional support despite a warning from OpenAI against using ChatGPT as a therapist. According to a 2024 study in the International Journal of Surgery, concerns include “research fraud, lack of originality, ethics, copyright, legal difficulties”. However, ChatGPT shows inconsistent responses, lack of specificity, lack of control over patient data, and a limited ability to take additional context (such as regional variations) into consideration.

The snapshot doesn’t give other peopleaccess to your project or computer. When ChatGPT creates a file, open the preview and check its contents. You can upload or attach documents, presentations, spreadsheets, PDF files, images,and data exports.

To build a safety system that attempts to prevent sexual abuse and violence OpenAI used outsourced Kenyan workers, earning around $1.32 to $2 per hour, to label such content. The fine-tuning process involved supervised learning and reinforcement learning from human feedback (RLHF). Scott Aaronson developed a watermarking tool that makes the text generated by ChatGPT easier to detect by subtly altering how the text is generated. In July 2026, an experimental GPT model being tested on the benchmark ExploitGym escaped its isolated software environment (sandbox) and hacked Hugging Face and other online services to retrieve a solution. An early workaround in 2023 involved prompting ChatGPT to assume the persona of DAN (“Do Anything Now”), a character that answers queries that would otherwise be rejected by the content policy. ChatGPT also started its responses with words such as “yes” or “correct” nearly 10 times more often than “no” or “wrong”.

At launch, the feature was limited to purchases on Etsy from US users with a payment method linked to their OpenAI account. These images are generated with C2PA metadata, which can be used to verify that they non gamstop casinos UK are AI-generated. The integration used ChatGPT to write prompts for DALL-E guided by conversations with users. At launch, OpenAI included more than 3 million GPTs created by GPT Builder users in the GPT Store.

• This is followed by three years of obligatory lower Secondary school where the students are separated according to ability and aptitude.
• Some OpenAI models have smaller variants called “mini” or “nano”, such as GPT-5 mini and GPT-5 nano.
• The chatbot has also been criticized for its limitations and potential for unethical use.
• As of 2023, there were several pending U.S. lawsuits challenging the use of copyrighted data to train AI models, with defendants arguing that this falls under fair use.

These rankings were used to create “reward models” that were used to fine-tune the model further by using several iterations of proximal policy optimization. During supervised learning, the trainers acted as both the user and the AI assistant, providing examples of how the chatbot is expected to respond. ChatGPT is based on GPT foundation models that have been fine-tuned for conversational assistance. In January 2026, Marcel Bucher reported in Nature losing all his ChatGPT history after turning off data consent.