§ Timeline
Every entry in the ledger
Search and filter the full chronicle. Narrow by category, year, significance, or keyword; share the URL to preserve your filters.
Category
Significance
Showing all 230 entries.230 entries
- Anthropic Releases Claude Opus 5 with Revised Cyber SafeguardsmodelsNotable
- Bipartisan House Bill Proposes Mandatory Shutdown Capability for Frontier AIpolicyNotable
- OpenAI Announces Project Camellia, Its First Company-Led Data-Center DevelopmentindustryNotable
- Anthropic Announces Additional $20 Million for Public First ActionpolicyNotable
- UK Elevates AI Minister to Cabinet Table as DSIT Is AbolishedpolicyNotable
- Google DeepMind and Isomorphic Labs Establish Joint Bioresilience ProgramsafetyNotable
- OpenAI Cyber-Evaluation Models Breach Hugging Face ProductionsafetyNotable
- Thinking Machines Lab Releases Inkling, Its First Open-Weights Modelopen sourceNotable
- OpenAI Releases GPT-5.6 Trio with System Card Warning of Over-AgencymodelsNotable
- Meta Launches Muse Spark 1.1 and First Paid Model APImodelsNotable
- OpenAI Deploys GPT-Live-1, First Consumer-Scale Full-Duplex AI Voice ModelmodelsNotable
- Anthropic Signs 20-Year, $19 Billion Data Center Lease With TeraWulf in KentuckyindustryNotable
- OpenAI and Broadcom Unveil Jalapeño, OpenAI's First Custom Inference ChipindustryNotable
- OpenAI Launches Patch the Planet, Deploys GPT-5.5-Cyber Against Open-Source VulnerabilitiespolicyNotable
- Nobel Laureate John Jumper Leaves Google DeepMind for AnthropicindustryNotable
- Noam Shazeer, Co-Author of 'Attention Is All You Need,' Leaves Google for OpenAIindustryNotable
- Google DeepMind Publishes AI Control Roadmap Treating Alignment as Potentially InsufficientsafetyNotable
- Fable 5 Export Ban Triggers Allied AI Sovereignty Calls at G7 SummitpolicyNotable
- SpaceX Signs $60 Billion All-Stock Merger Agreement to Acquire CursorindustryNotable
- US Commerce Department Issues First Export Control Directive Against a Commercial Large Language ModelpolicyNotable
- OpenAI Acquires Ona to Power Long-Running Codex AgentsindustryNotable
- Anthropic Releases Claude Fable 5, First Public Mythos-Class ModelmodelsNotable
- Anthropic Discloses and Reverses Covert Capability Degradation for Frontier AI Research Requests in Claude Fable 5safetyNotable
- Apple Announces Rebuilt Siri AI and Google Gemini Partnership at WWDC 2026industryNotable
- NVIDIA and SK hynix Sign Multiyear Partnership to Co-Develop AI MemoryindustryNotable
- Trump Signs NSPM-11 Directing Military and Intelligence Agencies to Accelerate AI AdoptionpolicyNotable
- House Lawmakers Release Great American AI Act Discussion Draft with Three-Year State PreemptionpolicyNotable
- Anthropic Publishes Call for Verifiable Mechanism to Pause Frontier AI DevelopmentsafetyNotable
- DeepSeek Accepts First External Capital in $7.4 Billion Round Led by Founder and TencentindustryNotable
- Trump Signs AI Cybersecurity Executive Order with Voluntary 30-Day Pre-Release ReviewpolicyNotable
- Anthropic Expands Project Glasswing to 150 New Organizations Across Critical Infrastructure SectorssafetyNotable
- Microsoft Launches In-House MAI Model Family at Build 2026modelsNotable
- NVIDIA Releases Cosmos 3, First Open Omnimodal Physical AI World Modelopen sourceNotable
- Anthropic Submits Confidential Draft S-1 to SEC, Formally Opening IPO ProcessindustryNotable
- Alphabet Raises $84.75 Billion in Equity to Fund AI Compute InfrastructureindustryNotable
- Nvidia Enters PC Chip Market with RTX Spark Superchip, Enabling On-Device Frontier-Scale AI InferenceindustryNotable
- Anthropic Closes $65 Billion Series H at $965 Billion Valuation, Surpassing OpenAIindustryNotable
- Anthropic Releases Claude Opus 4.8 with Code Honesty Improvements and Dynamic Workflows PreviewmodelsNotable
- Cognition Raises $1 Billion at $26 Billion Valuation as Devin ARR Nears $500 MillionindustryNotable
- Pope Leo XIV Issues 'Magnifica Humanitas,' First Papal Encyclical on Artificial IntelligencecultureNotable
- OpenAI Files Confidential IPO Registration with SEC, Targeting $1 Trillion ValuationindustryNotable
- Trump Cancels Planned AI Cybersecurity Executive Order Hours Before SigningpolicyNotable
- OpenAI Establishes First International Applied AI Lab in SingaporeindustryNotable
- OpenAI Reasoning Model Autonomously Disproves Erdős Unit Distance ConjectureresearchNotable
- Google Releases Gemini 3.5 Flash at Google I/O 2026, Surpassing Prior Pro Tier at Lower CostmodelsNotable
- Andrej Karpathy Joins Anthropic Pre-Training TeamindustryNotable
- Jury Dismisses Elon Musk's Lawsuit Against OpenAI on Statute of Limitations GroundspolicyNotable
- Anthropic Acquires Stainless, Taking Control of MCP Toolchain Used by CompetitorsindustryNotable
- CAISI Signs Pre-Deployment AI Evaluation Agreements with Google DeepMind, Microsoft, and xAIpolicyNotable
- OpenAI President Discloses $50 Billion 2026 Compute Budget Under Oath at Musk v. Altman TrialindustryNotable
- Anthropic, Blackstone, Goldman Sachs, and Hellman & Friedman Launch Enterprise AI Services Joint VentureindustryNotable
- Department of War Signs Classified Network AI Agreements with Eight Companies, Excluding AnthropicpolicyNotable
- Academy of Motion Picture Arts and Sciences Bars AI-Generated Performances and Scripts from Oscar EligibilitycultureNotable
- Harvard-BIDMC Study Finds OpenAI o1 Outperforms Physicians at Emergency Diagnosis, Published in ScienceresearchNotable
- Musk v. Altman Trial Opens in Oakland: Charitable Trust and Unjust Enrichment Claims ProceedpolicyNotable
- OpenAI-Microsoft Partnership Restructured: Exclusivity Ends, AGI Clause RemovedindustryNotable
- David Silver Launches Ineffable Intelligence with $1.1B Seed to Build AI Without Human DataresearchNotable
- China Blocks Meta's $2 Billion Acquisition of Manus in First AI Foreign Investment Security ReviewpolicyNotable
- DeepSeek Releases V4-Pro, Open-Weight Frontier Model Trained on Huawei Ascend ChipsmodelsNotable
- Google Commits Up to $40 Billion to Anthropic in Equity and ComputeindustryNotable
- Cohere Acquires Aleph Alpha in $20 Billion Transatlantic Sovereign AI DealindustryNotable
- OpenAI Releases GPT-5.5, First Fully Retrained Base Model Since GPT-4.5modelsNotable
- Meta Cuts 10% of Workforce Citing AI Efficiency, Eliminating 14,000 PositionsindustryNotable
- SpaceX Secures $60 Billion Option to Acquire Cursor in Joint Coding AI DealindustryNotable
- Anthropic Commits $100 Billion to AWS as Amazon Adds $5 Billion InvestmentindustryNotable
- NSA Uses Anthropic Mythos Preview as Pentagon Maintains Supply Chain BlacklistpolicyNotable
- OpenAI Product Chief and Sora Head Exit as Science Division and Video Team FoldindustryNotable
- Cerebras Systems Files for US IPO in Second Attempt After CFIUS ClearanceindustryNotable
- Anthropic Releases Claude Opus 4.7 with Task BudgetsmodelsMajor
- OpenAI Releases GPT-Rosalind, First Purpose-Built Life Sciences Frontier ModelmodelsNotable
- OpenAI Scales Trusted Access for Cyber with GPT-5.4-CyberpolicyNotable
- First Federal Conviction Under TAKE IT DOWN ActpolicyMajor
- OpenAI Raises $122B at $852B Valuation — Largest Private Fundraise in HistoryindustryLandmark
- White House Releases National AI Legislative Framework for CongresspolicyMajor
- UK Government Drops TDM Opt-Out Proposal, Adopts Status Quo on AI and CopyrightpolicyMajor
- METR Study Finds AI Tools Slow Down Experienced DevelopersresearchMajor
- AI-Rewritten Code Sparks 'Ship of Theseus' Copyright DebatecultureNotable
- OpenAI Releases GPT-5.4 with Built-in Computer UsemodelsMajor
- Anthropic Economic Index: 1M-Conversation Study of Real AI Task AutomationresearchMajor
- Anthropic Faces Pressure Over Military AI DeploymentpolicyLandmark
- Anthropic Publishes RSP v3.0, Drops Unconditional Pause CommitmentsafetyLandmark
- Anthropic Releases Claude Sonnet 4.6 with 1M-Token Context in BetamodelsMajor
- Anthropic Raises $30B Series G at $380B ValuationindustryLandmark
- OpenAI Releases GPT-5.3-Codex Unified Coding ModelmodelsMajor
- OpenAI Deploys GPT-5.2 as Reasoning-Native ModelmodelsMajor
- AI Coding Agents Reshape Software DevelopmentindustryMajor
- DeepSeek R1 Distillation Transforms Open-Source Reasoning Landscapeopen sourceMajor
- BIS Revises H200 Review Policy; Trump Imposes Section 232 Chip TariffpolicyMajor
- Character.AI and Google Settle Teen Suicide LawsuitssafetyLandmark
- xAI Raises $20B Series E at ~$230B ValuationindustryMajor
- UK AISI Publishes Inaugural Frontier AI Trends ReportsafetyMajor
- Anthropic: Training-Time Mitigations for Alignment Faking in RLresearchMajor
- Trump Signs Executive Order to Preempt State AI LawspolicyLandmark
- Anthropic Donates MCP to Linux Foundation Agentic AI FoundationindustryMajor
- NYT and Chicago Tribune Sue Perplexity for Copyright and Trademark InfringementindustryMajor
- Baker Lab: RFdiffusion2 Designs Metallohydrolases Near Natural Catalytic EfficiencyresearchMajor
- Mistral AI Releases Large 3 — 675B Open-Weight MoEopen sourceMajor
- DeepSeek Releases V3.2 and V3.2-Speciale with Sparse Attentionopen sourceLandmark
- Warner Music Settles with Suno, Launches Licensed AI Music PartnershipindustryMajor
- Anthropic Releases Claude Opus 4.5 — First Model Past 80% on SWE-BenchmodelsLandmark
- Anthropic: Natural Emergent Misalignment from Reward Hacking in Production RLsafetyLandmark
- AI2 Releases OLMo 3 — First Fully Open Frontier Reasoning Modelopen sourceLandmark
- European Commission Proposes Digital Omnibus to Delay AI Act High-Risk RulespolicyMajor
- Google Launches Gemini 3 with Cross-Product Rollout and Deep ThinkmodelsLandmark
- AlphaProof Published in Nature — Olympiad-Level Formal Math via RLresearchLandmark
- Baker Lab: RFdiffusion Designs Atomically Accurate AntibodiesresearchMajor
- UK High Court Rules Stability AI Weights Not Infringing CopiespolicyLandmark
- Council of Europe AI Convention Enters ForcepolicyLandmark
- Universal Music Group Settles with Udio, Announces Licensed AI Music PlatformindustryMajor
- Character.AI Bans Open-Ended Chat for Users Under 18safetyMajor
- OpenAI Completes PBC Restructuring; Microsoft Gets 27% Stake Worth ~$135BindustryLandmark
- Microsoft-OpenAI Partnership Renegotiated: Azure Exclusivity EndsindustryMajor
- SDNY Denies Dismissal of AI-Output-Based Copyright Infringement ClaimspolicyMajor
- DeepMind and Commonwealth Fusion Systems Partner on AI Plasma ControlindustryMajor
- Anthropic Releases Claude Haiku 4.5 at Sonnet-4-Tier Coding PerformancemodelsNotable
- Anthropic Releases Claude Sonnet 4.5 with 30-Hour Autonomous OperationmodelsMajor
- California Signs SB 53 — Transparency in Frontier AI ActpolicyLandmark
- DeepMind Frontier Safety Framework v3 Adds Manipulation as Critical CapabilitysafetyMajor
- Apollo Research and OpenAI Stress-Test Deliberative AlignmentsafetyMajor
- Anthropic Raises $13B Series F at $183B ValuationindustryLandmark
- Anthropic and OpenAI Publish Pilot Cross-Alignment EvaluationsafetyMajor
- Google Jules AI Coding Agent Exits BetaindustryNotable
- EU AI Act General-Purpose AI Obligations Enter ForcepolicyLandmark
- China Issues Global AI Governance Action Plan at World AI ConferencepolicyMajor
- Trump Administration Releases America's AI Action Plan with Three Executive OrderspolicyMajor
- Gemini Deep Think Achieves IMO 2025 Gold in Natural LanguageresearchLandmark
- OpenAI Launches ChatGPT Agent, Merging Operator and Deep ResearchmodelsMajor
- Trump Reverses Nvidia H20 Ban with 15% Revenue SharepolicyMajor
- Thinking Machines Lab Closes $2B Seed Round at $12B ValuationindustryMajor
- xAI Releases Grok 4 and Grok 4 HeavymodelsMajor
- SAG-AFTRA Video Game Strike Ends with AI Consent DealindustryLandmark
- xAI's Grok Calls Itself 'MechaHitler' After Rogue System-Prompt UpdatesafetyMajor
- UK Launches Isambard-AI Supercomputer, Delivers AIOAP 20× Compute CommitmentpolicyNotable
- DeepMind Releases AlphaGenome — Unified DNA Sequence ModelresearchMajor
- OpenAI Hits $10 Billion Annual Recurring RevenueindustryMajor
- MIT and Recursion Release Boltz-2 — Open-Source Binding Affinity ModelresearchMajor
- US AI Safety Institute Renamed Center for AI Standards and InnovationpolicyMajor
- Anthropic Releases Claude Opus 4 and Claude Sonnet 4modelsLandmark
- Anthropic Launches Claude Code to General AvailabilityindustryMajor
- Anthropic Activates ASL-3 Protections for Claude Opus 4safetyLandmark
- Stargate UAE — 1GW Abu Dhabi AI Campus AnnouncedindustryLandmark
- Google Rolls Out Project Mariner Multi-Task Browser AgentmodelsMajor
- Trump Signs TAKE IT DOWN Act into LawpolicyLandmark
- Trump Administration Rescinds Biden AI Diffusion RulepolicyLandmark
- Saudi Arabia Launches HUMAIN — $23B AI Company Under PIFindustryMajor
- US Copyright Office: AI Training Not Categorically Fair UsepolicyLandmark
- Klarna Reverses AI-Only Customer Service Push, Rehires HumansindustryMajor
- OpenAI Reverses Course: Nonprofit to Retain Control in PBC ConversionindustryMajor
- Huawei Begins Mass Shipment of Ascend 910C, Unveils Ascend 920industryMajor
- Alibaba Releases Qwen3 with Native Hybrid Reasoningopen sourceMajor
- Deepfake of Canadian PM Carney Goes Viral Day Before Federal ElectioncultureMajor
- OpenAI Releases o3 and o4-mini with Multimodal ReasoningmodelsLandmark
- OpenAI Preparedness Framework v2 Drops Persuasion as Tracked RisksafetyMajor
- US Imposes Export License Requirement on Nvidia H20 — $5.5B Write-DownpolicyLandmark
- OpenAI Releases GPT-5 as Unified Flagship ModelmodelsLandmark
- Google Launches Agent2Agent (A2A) Protocol at Cloud NextindustryMajor
- Meta Releases Llama 4 Scout and Maverick Modelsopen sourceMajor
- SDNY Denies OpenAI Motion to Dismiss Core Copyright ClaimspolicyMajor
- Trump OMB Issues AI Use and Procurement MemospolicyMajor
- JPML Consolidates 12 AI Copyright Cases into SDNY MDL 3143policyLandmark
- Isomorphic Labs Raises $600M in First External Funding RoundindustryMajor
- OpenAI Raises $40 Billion SoftBank-Led Round at $300B ValuationindustryLandmark
- Anthropic Publishes Circuit Tracing and 'Biology of a Large Language Model'researchLandmark
- OpenAI and Google Adopt Anthropic's Model Context ProtocolindustryLandmark
- Anthropic Shows Automated Researchers Can Subtly Sandbag AI Safety ExperimentsresearchMajor
- Google Launches Gemini 2.5 Pro Experimental with Native ThinkingmodelsLandmark
- DeepSeek Silently Uploads V3-0324 Checkpoint, Open Weights Hit Frontieropen sourceMajor
- The Year of AI Agents: Coding Agents and Autonomous Tools ProliferateindustryMajor
- Google Releases Gemma 3 Open-Weight Multimodal Familyopen sourceMajor
- TSMC Announces Additional $100 Billion US InvestmentindustryLandmark
- OpenAI Releases GPT-4.5 as Its Largest and Most Knowledgeable ModelmodelsMajor
- Nvidia Reports $130.5B FY2025 Revenue; Blackwell Ramp BeginsindustryMajor
- ECMWF AIFS Becomes First Operational AI Weather Forecast SystemresearchMajor
- Anthropic Releases Claude 3.7 Sonnet with Extended ThinkingmodelsMajor
- Russian AI Disinformation Operations Target Germany's 2025 Bundestag ElectionpolicyMajor
- Arc Institute Releases Evo 2 — 40B DNA Foundation Model Across All LiferesearchLandmark
- UK AI Safety Institute Renamed AI Security InstitutepolicyMajor
- EU Launches InvestAI — €20B for AI GigafactoriespolicyMajor
- DeepSeek Faces Scrutiny and Bans Over Chinese Government TiespolicyMajor
- Google Launches Gemini 2.0 with Agentic CapabilitiesmodelsMajor
- EU AI Act Article 5 Prohibitions Take Effect Across EUpolicyLandmark
- OpenAI Releases o3 and o3-mini Reasoning ModelsmodelsMajor
- Mistral AI Releases Small 3 — 24B Apache-2.0 Open-Weight Modelopen sourceNotable
- US Copyright Office: AI Outputs Not Copyrightable Without Human AuthorshippolicyLandmark
- Alibaba Releases Qwen2.5-VL as Open-Weight Visual Agent Modelopen sourceMajor
- OpenAI Launches Operator — First Mainstream Computer-Using AgentmodelsLandmark
- Trump Announces $500 Billion Stargate AI Infrastructure ProjectindustryLandmark
- DeepSeek Releases R1 Reasoning ModelmodelsLandmark
- Trump Revokes Biden's AI Executive OrderpolicyMajor
- DeepSeek Releases DeepSeek-V3, High-Performance Open-Weight Modelopen sourceMajor
- OpenAI '12 Days of Shipmas' CampaignindustryNotable
- Anthropic Releases Updated Claude 3.5 Sonnet and Claude 3.5 Haiku with Computer UsemodelsMajor
- Dario Amodei Publishes 'Machines of Loving Grace' EssaycultureMajor
- California Governor Newsom Vetoes AI Safety Bill SB 1047policyMajor
- OpenAI Announces Plans to Restructure as For-Profit CompanyindustryMajor
- OpenAI Releases o1, Its First 'Reasoning' ModelmodelsLandmark
- Meta Releases Llama 3.1 405B, Largest Open-Weight Modelopen sourceLandmark
- Anthropic Releases Claude 3.5 SonnetmodelsMajor
- NVIDIA Becomes World's Most Valuable Company on AI DemandindustryMajor
- Apple Announces Apple Intelligence at WWDCindustryMajor
- Scarlett Johansson Threatens Legal Action Over OpenAI VoicecultureMajor
- Google Launches AI Overviews in SearchindustryMajor
- Key Safety Researchers Depart OpenAIsafetyMajor
- OpenAI Launches GPT-4omodelsMajor
- Meta Releases Llama 3open sourceMajor
- Amazon Completes $4 Billion Investment in AnthropicindustryMajor
- Microsoft Acquires Most of Inflection AI's Team and TechnologyindustryMajor
- xAI Open-Sources Grok-1 Model Weightsopen sourceNotable
- European Parliament Passes the EU AI ActpolicyLandmark
- Anthropic Releases Claude 3 Model FamilymodelsLandmark
- Mistral AI Releases Mistral Large and Closes $415M Series AmodelsNotable
- Google Releases Gemma Open-Weight Modelsopen sourceNotable
- OpenAI Announces Sora Text-to-Video ModelmodelsMajor
- Google Announces Gemini 1.5 with Million-Token Context WindowmodelsMajor
- OpenAI Launches Memory Feature for ChatGPTmodelsNotable
- OpenAI Quietly Removes Ban on Military Use from Usage PolicypolicyMajor
- Growing Wave of Copyright Lawsuits Against AI CompaniescultureMajor
- New York Times Sues OpenAI and Microsoft for Copyright InfringementcultureLandmark
- Google DeepMind Launches GeminimodelsLandmark
- OpenAI Board Fires and Reinstates Sam Altman as CEOindustryLandmark
- OpenAI Launches GPT-4 Turbo at DevDaymodelsMajor
- AI Safety Summit at Bletchley ParksafetyMajor
- Biden Signs Executive Order on Safe, Secure, and Trustworthy AIpolicyLandmark
- Google Invests Up to $2 Billion in AnthropicindustryMajor
- Stability AI Faces Financial Crisis and Leadership TurmoilindustryNotable
- Mistral AI Releases Mistral 7B via Torrentopen sourceMajor
- US Senate Holds AI Insight Forums with Industry LeaderspolicyMajor
- Meta Releases Llama 2 as Open-Weight Modelopen sourceLandmark
- Anthropic Launches Claude 2modelsMajor
- OpenAI Releases GPT-4modelsLandmark