Company

Anthropic

Founded
2021
Tracked events
33
Also known as: Anthropic PBC

Events

2025

Anthropic: Training-Time Mitigations for Alignment Faking in RL Anthropic Donates MCP to Linux Foundation Agentic AI Foundation Anthropic Releases Claude Opus 4.5 — First Model Past 80% on SWE-Bench Anthropic: Natural Emergent Misalignment from Reward Hacking in Production RL Anthropic Releases Claude Haiku 4.5 at Sonnet-4-Tier Coding Performance Anthropic Releases Claude Sonnet 4.5 with 30-Hour Autonomous Operation Anthropic Raises $13B Series F at $183B Valuation Anthropic and OpenAI Publish Pilot Cross-Alignment Evaluation Anthropic Releases Claude Opus 4 and Claude Sonnet 4 Anthropic Launches Claude Code to General Availability Anthropic Activates ASL-3 Protections for Claude Opus 4 Anthropic Publishes Circuit Tracing and 'Biology of a Large Language Model' OpenAI and Google Adopt Anthropic's Model Context Protocol Anthropic Shows Automated Researchers Can Subtly Sandbag AI Safety Experiments The Year of AI Agents: Coding Agents and Autonomous Tools Proliferate Anthropic Releases Claude 3.7 Sonnet with Extended Thinking UK AI Safety Institute Renamed AI Security Institute