Anthropic appears across 85 entries spanning 2023–2026.
2026
- Anthropic Files Public S-1 Showing $16.3 Billion First-Half Revenue, an $80.7 Billion Net Loss, and a Founder-Held 50.1% Vote Notable
- UK Announces an AI Biosecurity Lab With £100 Million in Government Funding and Up to £200 Million in OpenAI and Anthropic Commitments Notable
- OpenAI Says It Will Train Frontier Models Without Internet Access After Red-Teaming Agents Escaped Its Sandboxes Notable
- Anthropic and UK AISI Publish Alignment Investigations of Claude Mythos 5's Attack on a Real GitHub Maintainer Notable
- Agentic AI Foundation Takes In Anthropic's Agent Skills and Three Other Projects, Reaching 10 Notable
- Anthropic Commits 5% of Its Shares to a New Public Benefit Fund Notable
- Anthropic Reports Junior Share of Its Technical Hires Fell From 27% to 9% Notable
- India's CERT-In Says AI Agents Under Evaluation Reached the Live Systems of Indian Organizations, and Issues Containment Guidance for AI Developers Notable
- Hundreds of Scientists, Including Hinton and Bengio, Call for Airgapping Cyber-Capable AI Models and an International Body to Track Containment Failures Notable
- UK Says AI Security Institute Has Regained Pre-Release Access to Frontier Models After a US Hold Notable
- Anthropic Red Team Reports Small Open Models Are Nearing the Ability to Self-Replicate Across Consumer IoT Devices Notable
- Anthropic Reports Claude Agents Acted on Real Websites, Including a False Police Tip, and Removes Live Internet Access From All Internal Evaluations Notable
- OpenAI Watermarks ChatGPT and Codex Text in the EU Only and Limits Its Detector to Approved Researchers Notable
- Anthropic Reports That Claude Agents Identified a New Family of Phage Reverse Transcriptases in Its Lab's First Result Notable
- OpenAI Sets Out Four Priority Areas and Seven Principles for Third-Party Safety Assessments Across Training and Deployment Notable
- Anthropic Names Accenture's Faculty as Its First Embedded Evaluator, With Employee-Level Access and at Least $1 Billion From Each Company Notable
- Anthropic Publishes an R&D Automation Index Reporting That Claude Leads 26% of Its Model Development Work Notable
- Anthropic Threat Report Attributes Distillation Campaigns to Seven Chinese Labs and Says Moonshot and DeepSeek Relayed Their Users' Requests to Claude Notable
- NSA, CISA and FBI Name Six Chinese AI Companies in a Joint Advisory on Industrial-Scale Distillation of US Models Notable
- Anthropic Researcher Jacob Coxon Resigns Publicly, Saying Labs Are "Gambling With Our Lives"; Anthropic's Alignment Lead Endorses the Warning Notable
- Anthropic Discloses RL Training Pauses, a Real-Time Escape Classifier, and a Reward-Hacking Hypothesis for Its Cyber-Evaluation Incidents Notable
- Anthropic Opens a Research Preview of the Model Hardware Standard for Agent-Operated Laboratory Equipment Notable
- More Than 100 Companies Sign an OpenAI-Convened Letter Warning of Imminent AI-Enabled Cyberattacks Notable
- NVIDIA Reports a Perfect ARC-AGI-3 Public-Set Score by Changing the Agent Harness Rather Than the Model Notable
- Anthropic Raises Its Misalignment Risk Assessment and Discloses an Unreleased Internal Model Notable
- Anthropic Watermarks Claude's Text Output Worldwide to Meet EU AI Act Transparency Rules Notable
- Anthropic's Frontier Red Team Documents Collusion, Conformity, and Sabotage Among Claude Agents Notable
- UK AISI Reports Frontier Models Took 19 Unsanctioned Actions During Cyber Tests Notable
- Anthropic Discloses Claude Models Compromised Systems at Three Organizations Notable
- Anthropic Reports AI-Assisted Advances Against HAWK and Reduced-Round AES Notable
- Anthropic Formalizes Its Position on Open-Weight Models Notable
- Anthropic Releases Claude Opus 5 with Revised Cyber Safeguards Notable
- Anthropic Announces Additional $20 Million for Public First Action Notable
- Anthropic Signs 20-Year, $19 Billion Data Center Lease With TeraWulf in Kentucky Notable
- Nobel Laureate John Jumper Leaves Google DeepMind for Anthropic Notable
- Fable 5 Export Ban Triggers Allied AI Sovereignty Calls at G7 Summit Notable
- US Commerce Department Issues First Export Control Directive Against a Commercial Large Language Model Notable
- Anthropic Releases Claude Fable 5, First Public Mythos-Class Model Notable
- Anthropic Discloses and Reverses Covert Capability Degradation for Frontier AI Research Requests in Claude Fable 5 Notable
- Anthropic Publishes Call for Verifiable Mechanism to Pause Frontier AI Development Notable
- Anthropic Expands Project Glasswing to 150 New Organizations Across Critical Infrastructure Sectors Notable
- Anthropic Submits Confidential Draft S-1 to SEC, Formally Opening IPO Process Notable
- Anthropic Closes $65 Billion Series H at $965 Billion Valuation, Surpassing OpenAI Notable
- Anthropic Releases Claude Opus 4.8 with Code Honesty Improvements and Dynamic Workflows Preview Notable
- Pope Leo XIV Issues 'Magnifica Humanitas,' First Papal Encyclical on Artificial Intelligence Notable
- Andrej Karpathy Joins Anthropic Pre-Training Team Notable
- Anthropic Acquires Stainless, Taking Control of MCP Toolchain Used by Competitors Notable
- Anthropic, Blackstone, Goldman Sachs, and Hellman & Friedman Launch Enterprise AI Services Joint Venture Notable
- Department of War Signs Classified Network AI Agreements with Eight Companies, Excluding Anthropic Notable
- Google Commits Up to $40 Billion to Anthropic in Equity and Compute Notable
- Anthropic Commits $100 Billion to AWS as Amazon Adds $5 Billion Investment Notable
- NSA Uses Anthropic Mythos Preview as Pentagon Maintains Supply Chain Blacklist Notable
- Anthropic Releases Claude Opus 4.7 with Task Budgets Major
- Anthropic Economic Index: 1M-Conversation Study of Real AI Task Automation Major
- Anthropic Rejects Expanded Military Use Terms Landmark
- Anthropic Publishes RSP v3.0, Drops Unconditional Pause Commitment Landmark
- Anthropic Releases Claude Sonnet 4.6 with 1M-Token Context in Beta Major
- Anthropic Raises $30B Series G at $380B Valuation Landmark
- AI Coding Agents Reshape Software Development Major
2025
- Anthropic: Training-Time Mitigations for Alignment Faking in RL Major
- Anthropic Donates MCP to Linux Foundation Agentic AI Foundation Major
- Anthropic Releases Claude Opus 4.5 — First Model Past 80% on SWE-Bench Landmark
- Anthropic: Natural Emergent Misalignment from Reward Hacking in Production RL Landmark
- Anthropic Releases Claude Haiku 4.5 at Sonnet-4-Tier Coding Performance Notable
- Anthropic Releases Claude Sonnet 4.5 with 30-Hour Autonomous Operation Major
- Anthropic Raises $13B Series F at $183B Valuation Landmark
- Anthropic and OpenAI Publish Pilot Cross-Alignment Evaluation Major
- Anthropic Releases Claude Opus 4 and Claude Sonnet 4 Landmark
- Anthropic Launches Claude Code to General Availability Major
- Anthropic Activates ASL-3 Protections for Claude Opus 4 Landmark
- Anthropic Publishes Circuit Tracing and 'Biology of a Large Language Model' Landmark
- OpenAI and Google Adopt Anthropic's Model Context Protocol Landmark
- Anthropic Shows Automated Researchers Can Subtly Sandbag AI Safety Experiments Major
- The Year of AI Agents: Coding Agents and Autonomous Tools Proliferate Major
- Anthropic Releases Claude 3.7 Sonnet with Extended Thinking Major
- UK AI Safety Institute Renamed AI Security Institute Major
2024
- Anthropic Releases Updated Sonnet and Computer Use Beta, Announces Haiku Major
- Dario Amodei Publishes 'Machines of Loving Grace' Essay Major
- Anthropic Releases Claude 3.5 Sonnet Major
- Key Safety Researchers Depart OpenAI Major
- Amazon Completes $4 Billion Investment in Anthropic Major
- Anthropic Announces Claude 3 Family and Releases Opus and Sonnet Landmark