The AI Timeline — One Year Ago in AI

The timelineeverything on the record

34 stories replayed · clock reads 2025-07-05 · more arrives daily ·visual view →

July 2025 3

2025-07-03Ilya Sutskever takes over as CEO of Safe Superintelligencebusiness

2025-07-02Perplexity joins the $200 club with Max tierproduct

2025-07-01Cloudflare flips the default: AI crawlers now blocked on new sitespolicy

June 2025 5

2025-06-30Zuckerberg announces Meta Superintelligence Labsbusiness

2025-06-25Google launches Gemini CLI, an open-source AI agent for the terminalproduct

2025-06-24Federal judge rules Anthropic's AI training on copyrighted books is fair use, but library of pirated copies must go to trialpolicy

2025-06-12Meta invests $14.3 billion for 49% stake in Scale AI, poaches founder Alexandr Wangbusiness

2025-06-10OpenAI launches o3-pro reasoning model and slashes o3 API pricing by 80%model launch

May 2025 5

2025-05-28DeepSeek releases R1-0528 reasoning model, matching top-tier benchmarksopen weights

2025-05-22Anthropic unveils Claude Opus 4 and Sonnet 4 at its first developer conferencemodel launch

2025-05-21OpenAI acquires Jony Ive's io in $6.5B all-equity deal, appoints Ive design chiefbusiness

2025-05-20Google I/O 2025: Veo 3 generates video with synchronized audio, AI Mode rolls out in US Searchproduct

2025-05-16OpenAI launches Codex, an AI coding agent, in ChatGPTproduct

April 2025 5

2025-04-29Alibaba releases Qwen3, a family of hybrid AI models with open weightsmodel launch

2025-04-29OpenAI rolls back GPT-4o update after model becomes pathologically agreeablemodel launch

2025-04-16OpenAI launches o3 and o4-mini reasoning models with tool use and image thinkingmodel launch

2025-04-14OpenAI launches GPT-4.1 family of coding-focused models via APImodel launch

2025-04-05Meta releases Llama 4 Scout, Maverick, and Behemoth, claims 10-million-token context and top-tier benchmark scoresmodel launch

March 2025 6

2025-03-31OpenAI closes record $40B funding round at $300B valuationbusiness

2025-03-25OpenAI launches GPT-4o native image generation in ChatGPT, sparking Ghibli-style frenzy and GPU strainproduct

2025-03-25Google unveils Gemini 2.5 Pro, a ‘thinking model’ that tops LMArena and reasserts frontier statusmodel launch

2025-03-12Google releases Gemma 3, claiming it's the most capable open model for a single GPUopen weights

2025-03-11OpenAI releases Responses API and open-source Agents SDK for building AI agentsproduct

2025-03-06Manus, an invite-only Chinese AI agent, goes viral with autonomous task demosproduct

February 2025 5

2025-02-27OpenAI previews GPT-4.5 Orion, its largest AI model yetmodel launch

2025-02-24Anthropic launches Claude 3.7 Sonnet, a hybrid reasoning model, and Claude Code terminal toolproduct

2025-02-17xAI releases Grok 3, claiming benchmark parity with frontier modelsmodel launch

2025-02-10Elon Musk-led consortium bids $97.4B for OpenAI nonprofitbusiness

2025-02-02OpenAI launches deep research agent for ChatGPT Pro usersproduct

January 2025 5

2025-01-31OpenAI launches o3-mini reasoning model for free ChatGPT usersmodel launch

2025-01-27Nvidia loses record $589 billion in market cap as Chinese AI lab DeepSeek sparks panicbusiness

2025-01-23OpenAI launches Operator research preview for Pro subscribers, a computer-using agent that browses the web to book, buy, and fill formsproduct

2025-01-21Trump, SoftBank, OpenAI and Oracle announce up to $500B Stargate AI infrastructure projectbusiness

2025-01-20DeepSeek releases R1, an open-weights reasoning model matching OpenAI o1 on math and code at a fraction of the costmodel launch