Catégorie : AI News

What is ChatGPT? Everything you need to know about the AI chatbot Throughout the course of 2023, it got several significant updates too, which made it easier to use. Lastly, there's the 'transformer' architecture, the type of neural network ChatGPT is based on. Interestingly, this transformer architecture was actually developed by Google researchers in 2017 and is particularly well-suited to natural language processing tasks, like answering questions or generating text. The OpenAI team wanted to train this model on a corpus as large as possible. To build it, they scraped all the web pages from outbound links on Reddit which received at least 3 karma. Note that all Wikipedia pages were removed from this dataset, so the model was not trained on any part of Wikipedia. Microsoft has also announced that the AI tech will be baked into Skype, where it'll be able to produce meeting summaries or make suggestions based on questions that pop up in your group chat. Other language-based tasks that ChatGPT enjoys are translations, helping you learn new languages (watch out, Duolingo), generating job descriptions, and creating meal plans. Just tell it the ingredients you have and the number of people you need to serve, and it'll rustle up some impressive ideas. It isn't clear how long OpenAI will keep its free ChatGPT tier, but the current signs are promising. The company says "we love our free users and will continue to offer free access to ChatGPT". At least in Canada, companies are responsible when their customer service chatbots lie to their customer. You can read about GPT-2 and its staged release in our original blog post, 6 month follow-up post, and final post. Code and models from the paper "Language Models are Unsupervised Multitask Learners". OpenAI has recently shown off its Sora video creation tool as well, which is capable of producing some rather mind-blowing video clips based on text prompts. OpenAI's ChatGPT is leading the way in the generative AI revolution, quickly attracting millions of users, and promising to change the way we create and work. In many ways, this feels like another iPhone moment, as a new product makes a momentous difference to the technology landscape. The rumor mill was further energized last week after a Microsoft executive let slip that the system would launch this week in an interview with the German press. The executive also suggested the system would be multi-modal — that is, able to generate not only text but other mediums. Many AI researchers believe that multi-modal systems that integrate text, audio, and video offer the best path toward building more capable AI systems. GPT-4 is 82% less likely to provide users with "disallowed content," referring to illegal or morally objectionable content, according to OpenAI. That powerful new AI chatbot that mysteriously vanished has now returned - QuartzThat powerful new AI chatbot that mysteriously vanished has now returned.Posted: Tue, 07 May 2024 07:00:00 GMT [source] OpenAI released the latest version of ChatGPT, the artificial intelligence language model making significant waves in the tech industry, on Tuesday. This ability to produce human-like, and frequently accurate, responses to a vast range of questions is why ChatGPT became the fastest-growing app of all time, reaching 100 million users in only two months. The fact that it can also generate essays, articles, and poetry has only added to its appeal (and controversy, in areas like education). ChatGPT is an AI chatbot that was initially built on a family of Large Language Models (or LLMs), collectively known as GPT-3. On July 18, 2024, OpenAI released GPT-4o mini, a smaller version of GPT-4o replacing GPT-3.5 Turbo on the ChatGPT interface. Its API costs $0.15 per million input tokens and $0.60 per million output tokens, compared to $5 and $15 respectively for GPT-4o. The big change from GPT-3.5 is that OpenAI's 4th generation language model is multimodal, which means it can process both text, images and audio. This means you can show it images and it will respond to them alongside a text prompt – an early example of this, noted by The New York Times, involved giving GPT-4 a photo of some fridge contents and asking what meals you could make from the ingredients. OpenAI released a larger and more capable model, called GPT-3, in June 2020, but it was the full arrival of ChatGPT 3.5 in November 2022 that saw the technology burst into the mainstream. OpenAI releases GPT-4, claims its chatbot significantly smarter than previous versions As a freelancer, he's contributed to titles including The Sunday Times, FourFourTwo and Arena. And in a former life, he also won The Daily Telegraph's Young Sportswriter of the Year. But that was before he discovered the strange joys of getting up at 4am for a photo shoot in London's Square Mile. One of the big features you get on mobile that you don't get on the web is the ability to hold a voice conversation with ChatGPT, just as you might with Google Assistant, Siri, or Alexa. This is a flaw OpenAI hopes to improve upon – GPT-4 is 40% more likely to produce accurate information than its previous version, according to OpenAI. Training data also suffers from algorithmic bias, which may be revealed when ChatGPT responds to prompts including descriptors of people. In one instance, ChatGPT generated a rap in which women and scientists of color were asserted to be inferior to white male scientists.[44][45] This negative misrepresentation of groups of Chat GPT individuals is an example of possible representational harm. Another new feature is the ability for users to create their own custom bots, called GPTs. For example, you could create one bot to give you cooking advice, and another to generate ideas for your next screenplay, and another to explain complicated scientific concepts to you. The arrival of a new ChatGPT API for businesses means we'll soon likely to see an explosion of apps that are built around the AI chatbot. GPT-4 can now read, analyze or generate up to 25,000 words of text and is seemingly much smarter than its previous model. GPT-4, the latest model, can understand images as input, meaning it can look at a photo and give the user general information about the image. While GPT-4 isn't a revolutionary leap from GPT-3.5, it is another important step towards chatbots and AI-powered apps that stick closer to the facts and don't go haywire in the ways that we've seen in the recent past. In contrast, free tier users have no choice over which model they can use. OpenAI say it will default to using ChatGPT-4o with a limit on the number of messages it can send. In the pipeline are ChatGPT-powered app features from the likes of Shopify (and its Shop app) and Instacart. The dating app OKCupid has also started dabbling with in-app questions that have been created by OpenAI's chatbot. ChatGPT has been created with one main objective – to predict the next word in a sentence, based on what's typically happened in the gigabytes of text data that it's been trained on. OpenAI says that its responses "may be inaccurate, untruthful, and otherwise misleading at times". Mobile app Get instant access to breaking news, the hottest reviews, great deals and helpful tips. Very little is known about GPT2 beyond its capabilities, with some users running it against common benchmarks and finding it comes out near the top. This increased speculation that it might be a preview of a new OpenAI model. The model uses internally a mask-mechanism to make sure the predictions for the token i only uses the inputs from 1 to i but not the future tokens. OpenAI CEO Sam Altman added fuel to the fire of speculation, posting on X that “I do have a soft spot for gpt2,” initially posted as GPT-2 but edited to match the style of the new AI model. For a while, ChatGPT was only available through its web interface, but there are now official apps for Android and iOS that are free to download, as well as an app for macOS. The layout and features are similar to what you'll see on the web, but there are a few differences that you need to know about too. It does sometimes go a little bit crazy, and OpenAI has been honest about the 'hallucinations' that ChatGPT can have, and the problems inherent in these LLMs. OpenAI CEO Sam Altman also admitted in December 2022 that the AI chatbot is "incredibly limited" and that "it's a mistake to be relying on it for anything important right now". This way, the model learns an inner representation of the English language that can then be used to extract features useful for downstream tasks. The model is best at what it was pretrained for however, which is generating texts from a prompt. The app supports chat history syncing and voice input (using Whisper, OpenAI's speech recognition model). Having worked in tech journalism for a ludicrous 17 years, Mark is now attempting to break the world record for the number of camera bags hoarded by one person. He was previously Cameras Editor at both TechRadar and Trusted Reviews, Acting editor on Stuff.tv, as well as Features editor and Reviews editor on Stuff magazine. Both free and paying users can use this feature in the mobile apps – just tap on the headphones icon next to the text input box. We're also particularly looking forward to seeing it integrated with some of our favorite cloud software and the best productivity tools. There are several ways that ChatGPT could transform Microsoft Office, and someone has already made a nifty ChatGPT plug-in for Google Slides. Right now, the Plus subscription is apparently helping to support free access to ChatGPT. The interface was, as it is now, a simple text box that allowed users to answer follow-up questions. OpenAI said that the dialog format, which you can now see in the Bing search engine and many other places, allows ChatGPT to "admit its mistakes, challenge incorrect premises, and reject inappropriate requests". ChatGPT works thanks to a combination of deep learning algorithms, a dash of natural language processing, and a generous dollop of generative pre-training, which all combine to help it produce disarmingly human-like responses to text questions. Even if all it's ultimately been trained to do is fill in the next word, based on its experience of being the world's most voracious reader. As predicted, the wider availability of these AI language models has created problems and challenges. But, some experts have argued that the harmful effects have still been less than anticipated. Misinformation and potentially biased information are subjects of concern. Google was only too keen to point out its role in developing the technology during its announcement of Google Bard. But ChatGPT was the AI chatbot that took the concept mainstream, earning it another multi-billion investment from Microsoft, which said that it was as important as the invention of the PC and the internet. The AI bot, developed by OpenAI and based on a Large Language Model (or LLM), continues to grow in terms of its scope and its intelligence. Here we're going to cover everything you need to know about ChatGPT, from how it works, to whether or not it's worth you paying for the premium version. Speculation about GPT-4 and its capabilities have been rife over the past year, with many suggesting it would be a huge leap over previous systems. If ChatGPT-4o is unavailable then free users default to using ChatGPT-4o mini. It could be a new startup coming out of stealth, a group of researchers testing a fine-tuned version of an existing model, or — as speculation seems to suggest — OpenAI playing gorilla marketing games. Many have pointed out the malicious ways people could use misinformation through models like ChatGPT, like phishing scams or to spread misinformation to deliberately disrupt important events like elections. One leading theory is that this is Elon Musk testing version two of his X-powered Grok language model as a way to make people see it is more than just a slightly unhinged chatbot. ChatGPT, which was only released a few months ago, is already considered the fastest-growing consumer application in history. TikTok took nine months to reach that many users and Instagram took nearly three years, according to a UBS study. OpenAI has now announced that its next-gen GPT-4 models are available, models that can understand and generate human-like answers to text prompts, because they've been trained on huge amounts of data. Once you give ChatGPT a question or prompt, it passes through the AI model and the chatbot produces a response based on the information you've given and how that fits into its vast amount of training data. It's during this training that ChatGPT has learned what word, or sequence of words, typically follows the last one in a given context. OpenAI's current flagship model, ChatGPT-4o (the o is for "omni"), can work across any combination of text, audio and images meaning many more applications for AI are now possible. ChatGPT-4o is also much faster at processing than previous versions, especially with audio, meaning that responses to your questions can feel like you are chatting to a person in real time. Artificial intelligence models, including ChatGPT, have raised some concerns and disruptive headlines in recent months. gpt-2 However, judging from OpenAI’s announcement, the improvement is more iterative, as the company previously warned. The company says GPT-4’s improvements are evident in the system’s performance on a number of tests and benchmarks, including the Uniform Bar Exam, LSAT, SAT Math, and SAT Evidence-Based Reading & Writing exams. In the exams mentioned, GPT-4 scored in the 88th percentile and above, and a full list of exams and the system’s scores can be seen here. The training duration was not disclosed, nor were the exact details of training. The texts are tokenized using a byte-level version of Byte Pair Encoding (BPE) (for unicode characters) and a vocabulary size of 50,257. More precisely, inputs are sequences of continuous text of a certain length and the targets are the same sequence, shifted one token (word or piece of word) to the right. AI language models are trained on large datasets, which can sometimes contain bias in terms of race, gender, religion, and more. This can result in the AI language model producing biased or discriminatory responses. It retains much of the information on the Web, in the same way, that a JPEG retains much of the information of a higher-resolution image, but, if you're looking for an exact sequence of bits, you won't find it; all you will ever get is an approximation. But, because the approximation is presented in the form of grammatical text, which ChatGPT excels at creating, it's usually acceptable. You can foun additiona information about ai customer service and artificial intelligence and NLP. [...] It's also a way to understand the "hallucinations", or nonsensical answers to factual questions, to which large language models such as ChatGPT are all too prone. These hallucinations are compression artifacts, but [...] they are plausible enough that identifying them requires comparing them against the originals, which in this case means either the Web or our knowledge of the world. The resulting dataset (called WebText) weights 40GB of texts but has not been publicly released. This is not to be confused with one of OpenAI's earliest models GPT-2 (with a hyphen), although some have speculated it is a fine-tuned version of that small model. An impressive new artificial intelligence model appeared seemingly out of nowhere on the popular chatbot arena LMSys. This has led to speculation over whether it is a preview of a new model from a company like OpenAI such as GPT-5. These systems have also been prone to generate inaccurate information – Google's AI, "Bard," notably made a factual error in its first public demo. OpenAI originally delayed the release of its GPT models for fear they would be used for malicious purposes like generating spam and misinformation. But in late 2022, the company launched ChatGPT — a conversational chatbot based on GPT-3.5 that anyone could access. ChatGPT’s launch triggered a frenzy in the tech world, with Microsoft soon following it with its own AI chatbot Bing (part of the Bing search engine) and Google scrambling to catch up. The company claims the model is “more creative and collaborative than ever before” and “can solve difficult problems with greater accuracy.” It can parse both text and image input, though it can only respond via text. OpenAI also cautions that the systems retain many of the same problems as earlier language models, including a tendency to make up information (or “hallucinate”) and the capacity to generate violent and harmful text. After growing rumors of a ChatGPT Professional tier, OpenAI said in February that it was introducing a "pilot subscription plan" called ChatGPT Plus in the US. A week later, it made the subscription tier available to the rest of the world. ChatGPT stands for "Chat Generative Pre-trained Transformer", which is a bit of a mouthful. Still, the world is currently having a ball exploring ChatGPT and, despite the arrival of a paid https://chat.openai.com/ ChatGPT Plus version for $20 (about £16 / AU$30) a month, you can still use it for free too, on desktop and mobile devices. If you're wondering what ChatGPT is, and what it can do for you, then you're in exactly the right place. For those of you who are just getting started with the tech, we'd also recommend our guide to how to use ChatGPT, which introduces a few ways to get the most out of the software immediately. The AI bot, developed by OpenAI and based on a Large Language Model (or LLM), continues to grow in terms of its scope and its intelligence.Sora is still in a limited preview however, and it remains to be seen whether or not it will be rolled into part of the ChatGPT interface.The layout and features are similar to what you'll see on the web, but there are a few differences that you need to know about too.Once you give ChatGPT a question or prompt, it passes through the AI model and the chatbot produces a response based on the information you've given and how that fits into its vast amount of training data. For example, ChatGPT's most original GPT-3.5 model was trained on 570GB of text data from the internet, which OpenAI says included books, articles, websites, and even social media. Because it's been trained on hundreds of billions of words, ChatGPT can create responses that make it seem like, in its own words, "a friendly and intelligent robot". GPT-2 is a transformers model pretrained on a very large corpus of English data in a self-supervised fashion. This means it was pretrained on the raw texts only, with no humans labelling them in any way (which is why it can use lots of publicly available data) with an automatic process to generate inputs and labels from those texts. Pretrained model on English language using a causal language modeling (CLM) objective. In May, OpenAI released ChatGPT-4o, an improved version of GPT-4 with faster response times, then in July a lightweight, faster version, ChatGPT-4o mini was released. Apps running on GPT-4, like ChatGPT, have an improved ability to understand context. The model can, for example, produce language that's more accurate and relevant to your prompt or query. GPT-4 is also a better multi-tasker than its predecessor, thanks to an increased capacity to perform several tasks simultaneously. The 'chat' naturally refers to the chatbot front-end that OpenAI has built for its GPT language model. The second and third words show that this model was created using 'generative pre-training', which means it's been trained on huge amounts of text data to predict the next word in a given sequence. Sora is still in a limited preview however, and it remains to be seen whether or not it will be rolled into part of the ChatGPT interface. If you look beyond the browser-based chat function to the API, ChatGPT's capabilities become even more exciting. We've learned how to use ChatGPT with Siri and overhaul Apple's voice assistant, which could well stand to threaten the tech giant's once market-leading assistive software. chat gpt2 ChatGPT has been trained on a vast amount of text covering a huge range of subjects, so its possibilities are nearly endless. But in its early days, users have discovered several particularly useful ways to use the AI helper. Finally there is also a Team option which costs $25 per person/month (around £19 / AU$38) which enables you to create and share GPTs with your workspace as well as giving you higher limits. The original research paper describing GPT was published in 2018, with GPT-2 announced in 2019 and GPT-3 in 2020. These models are trained on huge datasets of text, much of it scraped from the internet, which is mined for statistical patterns. It’s a relatively simple mechanism to describe, but the end result is flexible systems that can generate, summarize, and rephrase writing, as well as perform other text-based tasks like translation or generating code. In education, students have been using the systems to complete writing assignments, but educators are torn on whether these systems are disruptive or if they could be used as learning tools. It’s been a long journey to get to GPT-4, with OpenAI — and AI language models in general — building momentum slowly over several years before rocketing into the mainstream in recent months. Because large-scale language models like GPT-2 do not distinguish fact from fiction, we don’t support use-cases that require the generated text to be true. The language model also has a larger information database, allowing it to provide more accurate information and write code in all major programming languages. ChatGPT Plus costs $20 p/month (around £16 / AU$30) and brings many benefits over the free tier, in particular a choice of which model to use. A blog post casually introduced the AI chatbot to the world, with OpenAI stating that "we’ve trained a model called ChatGPT which interacts in a conversational way".

Catégorie : AI News

What is GPT2? Mysterious new AI model could be a preview of OpenAIs next-gen behemoth

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