Anthropic

Year: 2021
Creator: Dario Amodei, Daniela Amodei, and fellow former OpenAI researchers
Company: Anthropic
Location: San Francisco, California
Room: The Machine ↗

Description

Anthropic is a San Francisco AI company that former OpenAI research executives, led by Dario Amodei and Daniela Amodei, started in 2021. It is a public benefit corporation, and it released its Claude assistant in March 2023.

Importance

Its founders left OpenAI, which is also in this room, and the two labs became direct rivals. Amazon invested $8 billion in Anthropic in 2023 and 2024. In May 2026, Anthropic raised $65 billion at a $965 billion valuation, which was higher than the $852 billion valuation of OpenAI in March.

Interesting fact

Skype cofounder Jaan Tallinn led Anthropic's first $124 million round, and Dustin Moskovitz and Eric Schmidt also invested.

Sources

Anthropic raises $124 million to build more reliable, general AI systems ↗Anthropic · 2021-05-28
Anthropic is the new AI research outfit from OpenAI's Dario Amodei, and it has $124M to burn ↗TechCrunch · 2021-05-28
Introducing Claude ↗Anthropic · 2023-03-14
Anthropic raises $65B Series H at $965B post-money valuation ↗Anthropic · 2026-05-28
Anthropic tops OpenAI as most valuable AI startup, nears $1 trillion valuation in latest round ↗CNBC · 2026-05-28
Amazon to invest another $4 billion in Anthropic ↗CNBC · 2024-11-22
Expanding access to safer AI with Amazon ↗Anthropic · 2023-09-25
OpenAI closes funding round at an $852 billion valuation ↗CNBC · 2026-03-31