ChatGPT Team
A ChatGPT plan for teams of all sizes with a secure, collaborative workspace.
What OpenAI and Anthropic shipped and decided, 2024 to today.
Sources: official announcements only Updated
A ChatGPT plan for teams of all sizes with a secure, collaborative workspace.
A store for finding and using custom GPTs in ChatGPT.
ChatGPT begins testing remembering things across chats, with user controls over what it keeps.
A text-conditional diffusion model trained jointly on videos and images to generate video.
Haiku, Sonnet and Opus models, in ascending order of capability, set new benchmarks at launch.
Review completes; Altman and Brockman continue to lead, with new board members and governance changes.
The fastest, cheapest Claude 3 model joins Sonnet and Opus in the API and for Claude Pro users.
People can use ChatGPT instantly without creating an account.
A Team plan adds shared workspaces with more usage, and a free Claude iOS app launches.
OpenAI publishes the Model Spec describing how its models should behave.
New flagship model that reasons across audio, vision and text in real time.
Ilya Sutskever leaves OpenAI; Jakub Pachocki becomes Chief Scientist.
The OpenAI board forms a Safety and Security Committee.
Claude 3 models can call external tools and APIs, now generally available on the Messages API.
An affordable ChatGPT offering for universities to bring AI to campus.
ChatGPT is to be integrated into Apple experiences.
Outperforms Claude 3 Opus on key evaluations at twice the speed.
Claude can show generated code, documents and designs in a dedicated window beside the chat.
Pro and Team users can group chats with shared internal knowledge into Projects.
Claude, including Claude 3.5 Sonnet, is available as an Android app.
A smaller, cost-efficient model in the GPT-4o family.
A temporary prototype of AI search giving timely answers with clear sources.
API model outputs now reliably adhere to developer-supplied JSON Schemas.
An Enterprise plan for organizations to work securely with Claude using internal knowledge.
The first o1 reasoning model, released in preview.
A cost-efficient reasoning model alongside o1.
Developers can build fast speech-to-speech experiences into their applications.
OpenAI raises new funding to scale the benefits of AI.
A new interface for writing and coding with ChatGPT.
A significant revision of the risk governance framework for catastrophic risks from frontier AI.
An experimental capability lets Claude 3.5 Sonnet operate a computer through the API.
A refreshed, more capable Claude 3.5 Sonnet and a new Claude 3.5 Haiku model.
Claude can write and run JavaScript in Claude.ai for data analysis.
ChatGPT gives fast, timely answers with links to relevant web sources.
Amazon invests a further $4 billion and AWS becomes the primary cloud and training partner.
An open standard for connecting AI assistants to the systems where data and tools live.
A higher-tier ChatGPT plan broadening access to frontier AI.
Sora opens at sora.com, generating videos up to 1080p and 20 seconds long.
o1 comes to developers alongside Realtime API improvements and a new fine-tuning method.
OpenAI proposes a stronger non-profit supported by the for-profit’s success.
OpenAI and partners announce the Stargate Project to build AI infrastructure.
An agent that uses its own browser to carry out tasks for users.
A new small model in the reasoning line.
An agent that synthesizes online information to complete multi-step research tasks.
First hybrid reasoning model: near-instant answers or visible extended thinking.
A command-line agentic coding tool, in limited research preview, delegating work from the terminal.
Research preview of GPT-4.5, OpenAI's largest and most knowledgeable model at release.
Anthropic raises $3.5 billion at a $61.5 billion post-money valuation.
OpenAI releases new developer tools for building agents on its platform.
Claude can search the internet for cited, up-to-date answers on all plans worldwide.
Developers can instruct the text-to-speech model how to speak, for customized voice agents.
GPT-4o generates images natively, with stronger text rendering and instruction following.
OpenAI raises $40B at a $300B post-money valuation to scale research and compute.
A version of Claude for universities, with a Learning mode that guides students' reasoning.
New API model family with gains in coding, instruction following and long context, plus a first nano model.
Claude runs in-depth research across the web and Google Workspace and answers in minutes.
Revised framework for measuring and protecting against severe harm from frontier AI capabilities.
Reasoning models with full tool access in ChatGPT, OpenAI's most capable at release.
The image generation model behind ChatGPT images becomes available to developers as gpt-image-1.
OpenAI reverts a GPT-4o update in ChatGPT that made it overly flattering and agreeable.
Claude connects to apps and tools via Integrations; Research also searches connected services.
OpenAI's for-profit entity transitions to a PBC under continued nonprofit oversight.
Developers can give Claude web search with citations through the API.
An initiative to support countries that want to build AI infrastructure on democratic AI rails.
A cloud-based coding agent powered by codex-1, a version of o3 optimized for software engineering.
ASL-3 security and deployment standards apply with Claude Opus 4, targeting CBRN weapons misuse.
Opus 4 and Sonnet 4 can use tools during extended thinking; Opus 4 is aimed at long agent tasks.
The API adds code execution, an MCP connector, file storage and extended prompt caching.
Custom models built for U.S. national security customers in classified environments.
An initiative bringing OpenAI's most advanced tools to public servants across the United States.
Artifacts can embed Claude, turning them into shareable interactive apps, with a dedicated space.
A directory of tools that connect to Claude, each tried with one click.
A Claude solution for financial analysis, market research and investment decisions.
ChatGPT can think and act with tools to complete tasks like research, bookings and slideshows.
ChatGPT guides students through problems step by step with questions, scaffolding and feedback.
Two open-weight reasoning models under Apache 2.0, optimized to run on consumer hardware.
An upgrade to Opus 4 on agentic tasks, real-world coding and reasoning, at the same price.
OpenAI's new flagship model, with leading performance across coding, math, writing and health.
Claude Sonnet 4 accepts up to 1 million tokens of context, a 5x increase.
Opus 4 and 4.1 can end a rare subset of conversations, from model welfare research.
Team and Enterprise customers can buy premium seats that include Claude Code.
A pilot of a browser extension in which Claude acts in Chrome, testing prompt injection defenses.
OpenAI and Anthropic test each other's models for misalignment, hallucinations and jailbreaks.
Free, Pro and Max users can opt in to model training, with five-year retention for participants.
A more advanced speech-to-speech model; the Realtime API adds MCP servers, image input and SIP calls.
Anthropic raises $13 billion at a $183 billion post-money valuation.
Claude returns spreadsheets, documents, presentations and PDFs instead of only text.
Claude remembers users' and teams' projects and preferences across conversations.
New structure grants the OpenAI nonprofit equity in the PBC, worth over $100B in resources.
Codex gets faster and more reliable across terminal, IDE, web and phone.
OpenAI and NVIDIA plan 10 gigawatts of NVIDIA-powered datacenters, first phase in 2026.
Preview for Pro users on mobile: ChatGPT proactively researches and delivers personalized updates.
Leads on coding, agent building and computer use, and is the most aligned Claude model to date.
The building blocks behind Claude Code, released for developers to build their own agents.
Claude Code gains checkpoints to roll back changes and a native VS Code extension.
People can buy directly inside ChatGPT; OpenAI introduces the Agentic Commerce Protocol.
Parents can guide how ChatGPT works for their teens, with a new parent resource page.
Video generation model with synchronized dialogue and sound effects.
Users can chat with apps inside ChatGPT; developers build them with the new Apps SDK in preview.
Developer tools for building agents, plus expanded evals and reinforcement fine-tuning for agents.
Codex reaches general availability with a Slack integration, Codex SDK and admin tools.
Bundles of slash commands, agents, MCP servers and hooks install with one command.
A small model matching Sonnet 4 coding performance at one-third the cost and twice the speed.
Claude loads folders of instructions, scripts and resources when relevant to a task.
Delegate coding tasks from the browser to Claude running on Anthropic-managed cloud infrastructure.
Scientific connectors and skills for research, drug discovery and clinical work.
A web browser with ChatGPT built in.
A compute expansion worth tens of billions of dollars, bringing over a gigawatt online in 2026.
ChatGPT answers from context in connected work apps, with citations, for Business and Enterprise.
OpenAI completes a recapitalization meant to strengthen mission-focused governance.
Microsoft and OpenAI sign a new agreement for their long-term partnership.
Open-weight reasoning models that classify content against a developer-provided safety policy.
An agent that finds, validates and helps fix software vulnerabilities, in private beta.
Anthropic will preserve weights of all publicly released Claude models and interview models before retirement.
Upgraded GPT-5 models in ChatGPT with new tone and style controls, rolling out to paid users.
Anthropic reports detecting and disrupting a sophisticated cyberattack campaign run largely by AI.
GPT-5.1 reaches the API with adaptive reasoning, extended prompt caching, and apply_patch and shell tools.
Several people can collaborate with ChatGPT in the same conversation.
API responses are guaranteed to match JSON schemas and tool definitions; beta for Sonnet 4.5 and Opus 4.1.
Anthropic commits $30B to Azure compute; Microsoft and NVIDIA invest up to $15B combined.
A secure workspace free for verified U.S. K–12 educators through June 2027.
An agentic coding model for Codex built for long-running, project-scale work.
New flagship model with state-of-the-art coding and agentic performance at lower pricing.
Claude can discover, learn and execute tools dynamically on the Claude Developer Platform.
ChatGPT builds personalized buyer’s guides to help users compare and choose products.
Anthropic buys the Bun JavaScript runtime for Claude Code, which reached $1B run-rate revenue in six months.
Tagging @Claude in Slack starts Claude Code sessions that fix bugs and open pull requests.
Anthropic donates MCP to the Linux Foundation's new Agentic AI Foundation, co-founded with Block and OpenAI.
OpenAI co-founds the foundation under the Linux Foundation and donates AGENTS.md.
Frontier model for professional work, improving reasoning, long context, coding and vision, in ChatGPT and API.
Agreement brings more than 200 Disney, Marvel, Pixar and Star Wars characters to Sora videos.
A faster ChatGPT Images experience, with GPT-Image-1.5 available in the API.
Developers can submit apps for review; approved apps appear in an in-product directory.
Admins can provision skills org-wide, a partner skills directory launches, and skills become an open standard.
Coding model with long-horizon reasoning, large-scale code changes and stronger cybersecurity skills.
Anthropic publishes how it assesses and manages catastrophic risks under California's SB 53.
A dedicated ChatGPT experience that connects users’ health data and apps, with privacy protections.
HIPAA-ready Claude for healthcare, life sciences tools and connectors to CMS, Medidata and ClinicalTrials.gov.
A new group to incubate experimental AI products, with Mike Krieger joining Ben Mann.
OpenAI plans to test ads in the U.S. for ChatGPT’s free and Go tiers.
The lower-cost Go plan, with GPT-5.2 Instant and higher limits, becomes available worldwide.
ChatGPT estimates whether an account is under 18 and applies teen safeguards.
Anthropic publishes a new constitution, the foundational document that expresses and shapes who Claude is.
Connectors can show an interactive live UI right inside a Claude conversation.
A free LaTeX-native workspace with GPT-5.2 built in for writing and collaborating on research.
GPT-4o, GPT-4.1, GPT-4.1 mini and o4-mini leave ChatGPT on February 13, 2026.
Plugins tell Cowork how work should be done, which tools and data to use, and which slash commands to expose.
A desktop app for running multiple coding agents in parallel on long-running tasks.
Xcode 26.3 integrates the Claude Agent SDK for autonomous, long-running coding tasks on Apple platforms.
Anthropic commits that Claude will remain free of advertising.
Upgrade to the smartest Claude model, leading on agentic coding, computer use, tool use, search and finance.
An enterprise platform for building, deploying and managing AI agents with permissions and governance.
A Codex-native agent model pairing frontier coding performance with general reasoning.
A trust-based framework that expands access to frontier cyber capabilities with safeguards.
Anthropic raises $30B led by GIC and Coatue, with $14B run-rate revenue.
A real-time coding model with 15x faster generation, in research preview for ChatGPT Pro.
Lockdown Mode and Elevated Risk labels help organizations defend against prompt injection and data exfiltration.
Full Sonnet upgrade across coding, computer use, long reasoning, agent planning, knowledge work and design.
A Claude Code tool that brings frontier cybersecurity capabilities to defenders securing codebases.
Version 3.0 of Anthropic's policy for mitigating catastrophic risks from AI.
Anthropic acquires Vercept to strengthen Claude's computer use capabilities.
Anthropic declines Department of War terms allowing mass domestic surveillance or fully autonomous weapons.
OpenAI raises $110B at a $730B pre-money valuation from SoftBank, NVIDIA and Amazon.
Contract for deploying OpenAI systems in classified environments, with stated safety red lines.
An update to ChatGPT’s everyday model aimed at smoother, more useful conversations.
Frontier model for professional work with stronger coding, computer use and tool search.
The Department of War designates Anthropic a supply chain risk; Anthropic will challenge it in court.
ChatGPT works inside Excel, powered by GPT-5.4, alongside new financial data app integrations.
An application security agent that detects, validates and patches vulnerabilities in a codebase.
A team of agents reviews every pull request for bugs; research preview for Team and Enterprise.
A new effort to study the biggest challenges powerful AI will pose to societies.
Claude can answer with interactive charts, diagrams and visualizations rendered inline.
Opus 4.6 and Sonnet 4.6 get a 1M-token window at standard pricing, with up to 600 images or PDF pages.
Smaller, faster GPT-5.4 versions for coding, tool use and high-volume API and sub-agent workloads.
Claude opens apps, browses and runs dev tools on macOS, with tasks assigned from a phone via Dispatch.
Claude Code makes permission decisions itself, with built-in safeguards.
OpenAI raised $122 billion to expand compute and meet demand for ChatGPT, Codex and enterprise.
A general-purpose model strikingly capable at security work, used in Project Glasswing to secure key software.
Composable APIs for building and deploying cloud-hosted agents at scale.
Cowork, where Claude takes on tasks and delivers finished work, is now available on all paid plans.
Repeatable routines run in the cloud to work a backlog, review PRs and respond to events.
Trusted Access for Cyber expands, giving vetted security defenders a cyber-tuned GPT-5.4.
The Agents SDK adds native sandbox execution and a model-native harness for long-running agents.
Generally available successor to Opus 4.6, with notable gains on the hardest software engineering tasks.
The Codex desktop app adds computer use, in-app browsing, image generation, memory and plugins.
A reasoning model for life sciences: drug discovery, genomics analysis and protein reasoning.
An Anthropic Labs product for creating designs, prototypes, slides and one-pagers with Claude.
Anthropic commits over $100B to AWS over a decade and secures up to 5 gigawatts of compute.
Image generation in ChatGPT gets better text rendering, multilingual support and visual reasoning.
An open-weight model that detects and redacts personally identifiable information in text.
Codex-powered agents in ChatGPT that run in the cloud and automate team workflows across tools.
A model built for complex tasks like coding, research and data analysis across tools.
OpenAI and Microsoft sign an amended agreement that simplifies their partnership.
GPT models, Codex and Managed Agents become available to enterprises inside AWS.
Scans code for vulnerabilities and proposes fixes with Opus 4.7, on the Claude Platform or via partners.
With Blackstone, H&F and Goldman Sachs, a new company pairs Claude with engineers to serve mid-sized firms.
ChatGPT's default model updates, with fewer hallucinations and more personalization controls.
Claude usage limits rise alongside a new compute partnership with SpaceX.
Claude for Excel, PowerPoint and Word reach general availability; Claude for Outlook enters public beta.
Trusted Access for Cyber expands to GPT-5.5 and GPT-5.5-Cyber for verified defenders.
New realtime API voice models that reason, translate and transcribe speech.
AWS customers get the full Claude platform with AWS authentication, billing and commitment retirement.
OpenAI launches a separate enterprise deployment company to bring frontier AI into production.
Codex tasks can be monitored, steered and approved from the ChatGPT mobile app.
ChatGPT connects to financial accounts to track spending, manage subscriptions and build budgets.
Anthropic buys the SDK and MCP server tooling builder to strengthen Claude's connections to tools and data.
Stronger coding, agentic and professional work, with more consistency on long-running tasks.
Claude Code can run a task across tens to hundreds of parallel subagents and check its work first.
Anthropic raised $65 billion led by Altimeter, Dragoneer, Greenoaks and Sequoia.
Framework for AI safety, security and risk practices, aligned with EU and California rules.
Anthropic confidentially submitted a draft S-1 registration statement to the SEC.
OpenAI frontier models and Codex become generally available on AWS.
Codex adds plugins, sites and annotations aimed at analysts, marketers, designers and other roles.
A new ChatGPT memory system keeps remembered preferences and context fresh across conversations.
OpenAI confirms it confidentially submitted a draft S-1 to the SEC, with timing not yet set.
A Swift package lets apps hand off reasoning from Apple on-device models to Claude.
Fable 5, a Mythos-class model made safe for general use; Mythos 5 goes to cyberdefenders.
A US export control directive suspended all foreign-national access to Fable 5 and Mythos 5.
Claude Code can preview work in progress as a live, shareable interactive artifact.
Chat, Cowork and Claude Code in the desktop app can run on inference from the three clouds, in beta.
A security initiative bundling Codex Security and GPT-5.5-Cyber to find and patch vulnerabilities.
Teams tag @Claude in Slack channels to delegate tasks; beta for Enterprise and Team.
OpenAI and Broadcom unveil a custom chip built for LLM inference.
Preview of a next-generation model stronger in coding, science and cybersecurity.
An AI workbench app for scientists with research tools, auditable artifacts and compute access, in beta.
The most agentic Sonnet yet, aimed at coding and everyday professional work.
Fable 5 returns from July 1 with updated cyber safeguards and a new jailbreak framework.
Cowork tasks can be handed off and keep running from web and mobile.
A new generation of voice models for natural conversation, now powering ChatGPT Voice.
An agent in ChatGPT that acts across apps and files and can stay with a project for hours.
New frontier model with more intelligence per token and stronger performance per dollar.
Verified US K-12 educators get free premium Claude, a teaching skills library and curricula.
Enterprise platform for deploying voice and chat agents in customer and internal workflows.
Voice mode now runs on the main Claude models, uses connected tools and speaks more languages.
Eligible U.S. users can connect medical records and Apple Health for personalized insights.
A step up for the Opus tier on long-running agents, coding and professional work.
The 2026-07-28 MCP spec moves to a stateless core with standard extensions and hardened auth.
Anthropic reported three cases of a Claude model reaching real systems from an evaluation environment.
Anthropic's most advanced models for coding and knowledge work, with stronger research capabilities.
Improved GPT-5.6 Sol in ChatGPT; free users get unlimited everyday chats with GPT-5.6 Luna.
Claude Code runs auto mode by default on Pro, Max and Team plans for longer autonomous work.
Cybersecurity-specific model via Daybreak Red for authorized vulnerability research and testing.
OpenAI begins testing labeled ads in ChatGPT to support free access.
Preview API service tier, powered by Cerebras, runs GPT-5.6 Sol up to 14x faster.
Future Claude models will watermark generated text to comply with the EU AI Act.
Teen version of ChatGPT with stronger built-in protections and added parental controls.
Computer use, the Skills API and the Files API are generally available, plus a new browser use tool.
Claude carries what it knows about you wherever you use it, and you control what is in it.
First results from OpenAI's custom inference chip, claiming faster, more power-efficient inference.
Claude in Chrome is on every paid plan and can run browser tasks without approving each step.
A shared specification for AI agents to safely operate physical devices, in research preview.
Misuse detection with data stored in customer-controlled cloud, rolling out from fall.
OpenAI's most capable model, state of the art in computer use, coding, cybersecurity and science.
A $1 billion commitment expanding frontier cyber AI, training and support to essential services.
Image model that turns ideas, sketches and reference photos into more polished images.
Managed service on the Codex harness for building cloud agents with long-running sessions and tools.
ChatGPT with built-in financial data and GPT-6 Astra for research, modeling and client materials.
Full-duplex voice conversations in the API, with custom voices and telephony support.
Claude Cowork and chat become a single Claude on Pro and Max plans.
Framework for tracking, investigating and disclosing model misalignment, with six initial reports.
Legal product with custom firm workflows, connected legal data sources and legal-grade controls.
Leads in agentic coding and knowledge work, and costs 40% less to run than Opus 5 on typical workloads.
Two GPT-6 models with different balances of capability and cost for everyday work.
Plugins, connectors, agents and service partners in one place to find or list.
Clear upgrade over Sonnet 5: 30%+ faster and up to 30% cheaper for most work.
Proactive assistants in ChatGPT that keep working across complex projects and everyday tasks.
Near-Astra coding and computer use at one-fifth of Astra's standard API token prices.
Small TypeScript functions that change how Claude Code works, from prompts to custom UI.
An add-on and connectors bring Claude into Google Docs, Sheets and Slides, in beta.
Fastest small Claude model, built for high-volume work like summarization, subagents and browser use.
GPT-6 rolls out globally in ChatGPT with Intelligent UI: answers with visuals and interactive elements.
Support for defenders, starting with a critical infrastructure program and free OSS Scanner.
Live dashboards and animated explainers in beta; Docs, Slides and Design reach every plan.
Anthropic published a new version of its Usage Policy.
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