Timeline Of ChatGPT & OpenAI

Explore the exciting journey of OpenAI's ChatGPT. Discover its inception, major milestones, and controversies.

This is a timeline of OpenAI’s ChatGPT, the fastest-growing consumer software application in history. From its humble beginnings to becoming a revolutionary force in tech, we’ll trace its journey and milestones.

Last Update: Apr 11, 2024

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The Evolution of AI: A Timeline of ChatGPT & OpenAI

Table Of Contents

May 16ChatGPTOpenAI introduced enhancements to data analysis. Source
May 13GPT-4oOpenAI releases GPT-4o, a faster model that’s free for all ChatGPT users. Source
Apr 29ChatGPTThe Financial Times today announced a strategic partnership and licensing agreement with OpenAI, a leader in artificial intelligence research and deployment, to enhance ChatGPT with attributed content, help improve its models’ usefulness by incorporating FT journalism, and collaborate on developing new AI products and features for FT readers. Source
Apr 28ChatGPTChatGPT now has memory across chats. Source
Apr 27SafetyOpenAI introduced the Instruction Hierarchy, the latest safety research to advance robustness for prompt injections and other ways of tricking LLMs into executing unsafe actions. Source
Apr 26APIIncreasing enterprise support with more security features and controls, updates to our Assistants API, and tools to better manage costs. Source
Apr 11ChatGPTThe new GPT-4 Turbo is now available to paid ChatGPT users. It’s improved capabilities in writing, math, logical reasoning, and coding. Source
Apr 10ChatGPTMajorly improved GPT-4 Turbo model available now in the API and rolling out in ChatGPT. Source
Apr 05ChatGPTDevelopers now have more control over fine-tuning and announcing new ways to build custom models with OpenAI. Source
Apr 01ChatGPTStarting today, you can use ChatGPT instantly, without needing to sign-up. Source
Apr 01DALL·EYou can now edit images you create with DALL·E. Source
Mar 29Voice EngineOpenAI announced Voice Engine, which uses text input and a single 15-second audio sample to generate natural-sounding speech that closely resembles the original speaker. Source
Mar 14FigureOpenAI signed a collaboration agreement with Figure AI to “develop next-generation AI models” for the robots as it believes they can “help in everyday life.” Source
Mar 08SecurityYou can now add extra security to your ChatGPT and API accounts by turning on multi-factor authentication. Set it up in account > settings. Source
Mar 03Read AloudRead Aloud allows ChatGPT to read the answers it generates aloud using an AI-generated voice.
Feb 24ChatGPT PluginsChatGPT plugins have been deprecated by OpenAI. Source
Feb 15SoraOpenAI introduced Sora, an AI model that can create realistic and imaginative scenes from text instructions. Source
Feb 14MemoryOpenAI’s testing the ability for ChatGPT to remember things you discuss to make future chats more helpful. You’re in control of ChatGPT’s memory. Source
Feb 13OpenAIOpenAI’s revenues have surpassed $2 billion (€1.8 billion) on an annualised basis, as the runaway success of its flagship artificial intelligence product ChatGPT puts it among the fastest-growing technology companies in history. Source
Jan 28GPTYou can now type @ to mention a Custom GPT and add it directly into your conversation.
Jan 26GPTA new preview model for GPT-4 Turbo, gpt-4-turbo-preview, has been introduced. The latest GPT-4 model is intended to reduce cases of “laziness” where the model doesn’t complete a task. Source
Jan 26GPTThe cost for GPT-3.5 Turbo API access has been reduced, with input prices dropping by 50% to $0.0005 per thousand tokens, and output prices decreasing by 25% to $0.0015 per thousand tokens. Source
Jan 26GPTA new GPT-3.5 Turbo model, gpt-3.5-turbo-0125, will be released next week. Source
Jan 26OpenAIOpen AI introduced two new embedding models: a smaller and highly efficient text-embedding-3-small model, and a larger and more powerful text-embedding-3-large model. Source
Jan 16OpenAIOpenAI sets rules to combat election misinformation. It’s been tried before. Source
Jan 10GPT StoreOpenAI has announced the GPT Store to help you find useful and popular custom versions of ChatGPT. Source
Jan 10ChatGPT TeamOpenAI is launching a new ChatGPT plan for teams of all sizes, which provides a secure, collaborative workspace to get the most out of ChatGPT at work. Source
Dec 20ChatGPTYou can now archive your chats in ChatGPT. Source
Nov 30OpenAISam Altman returns as CEO, OpenAI has a new initial board. Source
Nov 30ChatGPTHappy 1st birthday, ChatGPT!
Nov 21VoiceChatGPT with voice is now available to all free users. Source
Nov 17OpenAIChief technology officer Mira Murati appointed interim CEO to lead OpenAI; Sam Altman departs the company. Source
Nov 06GPTsOpenAI has introduced GPTs, customizable versions of ChatGPT you can tailor for specific tasks and share. Learn how these new AI assistants work. Source
Nov 06GPT-4 TurboOpenAI Announces GPT-4 Turbo, DALL-E 3 API, Assistants API, and More. Source
Oct 19DALL-E 3DALL·E 3 is now available in ChatGPT Plus and Enterprise. Source
Oct 06DALL-E 3DALL-E 3 Is Now Available In ChatGPT.
Sep 27Web SearchThe web search is back in ChatGPT! Source
Sep 25MultimodalOpenAI is on the brink of releasing revolutionary upgrades to ChatGPT, imbuing it with the capability to perceive and interpret voice and images. Source
Aug 28ChatGPT EnterpriseOpenAI Launches ChatGPT Enterprise: A More Powerful and Secure Version of ChatGPT. Source
Aug 22GPT-3.5OpenAI Opens Up Fine-Tuning for GPT-3.5 Turbo. Source
Aug 22ChatGPTCustom Instructions Are Now Available In The EU & UK. Source
Aug 08GPTBotOpenAI Deploys Web Crawler GPTBot to Train Next-Generation Language Model GPT-5. Source
Aug 03ChatGPTUpload multiple files, suggested prompts and replies, and a whole lot more. OpenAI just released a bevy of updates for ChatGPT. Source
Aug 01GPT-5OpenAI has filed a new trademark application for “GPT-5”. Source
July 31ChatGPT AndroidChatGPT app for Android is now available in all countries and regions. Source
July 27ChatGPT AndroidThe ChatGPT app for Android is now available to users in Argentina, Canada, France, Germany, Indonesia, Ireland, Japan, Mexico, Nigeria, the Philippines, the UK, and South Korea! Source
July 25ChatGPT AndroidChatGPT for Android is now available for download in the US, India, Bangladesh, and Brazil. Source
July 24AI Classifier ToolOpenAI Shutters AI Classifier Tool Amid Low Usage and Accuracy Concerns. Source
July 21ChatGPT AndroidOpenAI Announced ChatGPT for Android. Source
July 20ChatGPTOpenAI Introduced Custom Instructions for ChatGPT. Source
July 19GPT-4OpenAI’s doubling the number of messages ChatGPT Plus customers can send to GPT-4. Source
July 06GPT-4 APIGPT-4 is Now Generally Available: What You Need to Know. Source
July 06Code InterpreterCode Interpreter will be available to all ChatGPT Plus users. Source
July 04Web BrowsingOpenAI Disables ChatGPT’s Web Browsing Feature Due to Misuse. Source
June 30ChatGPT iOS appChatGPT on iOS Gets a Major Update with Bing Integration. Source
June 29OpenAIOpenAI Sued for Scraping Private Data to Train ChatGPT. Source
June 21Credentials LeakedOver 100,000 ChatGPT Credentials Leaked, Users Urged to Change Passwords. Source
June 17Mercedes-BenzMercedes-Benz Brings Human-Like Chatbot to Vehicles with ChatGPT. Source
June 08ChatGPT iOS appOpenAI’s ChatGPT app for iOS has received a major update that includes improved iPad support and integration with Apple Shortcuts. Source
June 08GPT-5OpenAI CEO Sam Altman confirmed on Wednesday that the company is not currently training GPT-5, the successor to its powerful AI language model GPT-4. Source
May 30ChatGPT iOS appThe ChatGPT iOS app is now available in 152 countries and regions. Source
May 25OpenAIOpenAI Threatens to Leave EU Over AI Act. Source
May 19ChatGPT For iOSOpenAI has released an official ChatGPT app for iOS.
May 16OpenAIOpenAI CEO Calls for New AI Regulatory Agency to Protect Against Misuse.
May 13Web BrowsingThe web browsing feature in ChatGPT was introduced on May 12, 2023. This feature was initially available only to ChatGPT Plus users.
May 02OpenAIChatGPT creator says there’s 50% chance AI ends in ‘doom’. Source
Apr 28OpenAIOpenAI closes $300M share sale at $27B-29B valuation. Source
Apr 28Back In ItalyChatGPT back in Italy after OpenAI met regulators’ privacy demands. Source
Apr 19Data ProtectionGermany launches data protection inquiry over ChatGPT. Source
Apr 19OpenAIOpenAI CEO Sam Altman has said that the era of ever-larger artificial intelligence models is coming to an end, as cost constraints and diminishing returns curb the relentless scaling that has defined the field for years.Source
Mar 20ChatGPT outageOpenAI took ChatGPT offline earlier this week due to a bug in an open-source library which allowed some users to see titles from another active user’s chat history. It’s also possible that the first message of a newly-created conversation was visible in someone else’s chat history if both users were active around the same time. Source
Mar 14ChatGPT PluginsOpenAI implemented initial support for plugins in ChatGPT. Plugins are tools designed specifically for language models with safety as a core principle, and help ChatGPT access up-to-date information, run computations, or use third-party services. Source
Mar 14GPT-4 ReleaseOpenAI announced GPT-4, the latest milestone in OpenAI’s effort in scaling up deep learning. GPT-4 is a large multimodal model (accepting image and text inputs, emitting text outputs) that, while less capable than humans in many real-world scenarios, exhibits human-level performance on various professional and academic benchmarks. Source
Mar 01ChatGPT and Whisper APIsDevelopers can now integrate ChatGPT and Whisper models into their apps and products through our API. Source
Feb 07Google BardGoogle presents its own AI chatbot called Bard, which is similar to ChatGPT. Google CEO Sundar Pichai says that Bard is more powerful and reliable than ChatGPT, as it draws on information from the web to provide fresh, high-quality responses. Bard is part of a series of tools based on generative artificial intelligence that Google launches to the market at this time.
Feb 07Bing ChatGPTReinventing search with a new AI-powered Microsoft Bing and Edge, your copilot for the web. Source
Feb 05Anthropic/ClaudeGoogle is investing $300M in an OpenAI challenger that will take on ChatGPT while focusing on A.I. safety. Source
Feb 02100 million usersChatGPT reaches 100 million users two months after launch. Source
Feb 01ChatGPT PlusOpenAI launched a pilot subscription plan for ChatGPT. The new subscription plan, ChatGPT Plus, will be available for $20/month. Source
Jan 26ChatGPTChatGPT passes exams from law and business schools. Source
Jan 14MicrosoftMicrosoft in talks to acquire a 49% stake in ChatGPT owner OpenAI. Source
Jan 09MicrosoftMicrosoft is looking at OpenAI’s GPT for Word, Outlook, and PowerPoint. Source
Nov 30ChatGPT releaseOpenAI released a model called ChatGPT, which interacts in a conversational way. The dialogue format makes it possible for ChatGPT to answer followup questions, admit its mistakes, challenge incorrect premises, and reject inappropriate requests. Source
Mar 15GPT-3.5 releaseOpenAI released GPT-3.5.
June 11GPT-3 releaseOpenAI released GPT-3. GPT-3 contained even more parameters (around 116 times more than GPT-2), and was a stronger and faster version of its predecessors.
June 11OpenAI APIOpenAI released an API for accessing new AI models. Source
Nov 05GPT-2: 1.5B releaseAs the final model release of GPT-2’s staged release, OpenAI’s releasing the largest version (1.5B parameters) of GPT-2 along with code and model weights to facilitate detection of outputs of GPT-2 models. Source
Aug 20GPT-2: 6-month follow-upOpenAI’s releasing the 774 million parameter GPT-2 language model after the release of our small 124M model in February, staged release of our medium 355M model in May, and subsequent research with partners and the AI community into the model’s potential for misuse and societal benefit. Source
July 22Microsoft invests in OpenAIMicrosoft invests in and partners with OpenAI to support them building beneficial AGI. Source
Feb 14GPT-2 ReleaseOpenAI trained a large-scale unsupervised language model which generates coherent paragraphs of text, achieves state-of-the-art performance on many language modeling benchmarks, and performs rudimentary reading comprehension, machine translation, question answering, and summarization—all without task-specific training. Source
June 11GPT ReleaseImproving language understanding with unsupervised learning. Source


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