AI research company focused on safe, reliable frontier systems. Anthropic PBC is an artificial intelligence research company founded in 2021 and headquartered in San Francisco, California. The company specializes in building advanced AI systems such as their flagship model, Claude, with an emphasis on safety, reliability, and interpretability. Driven by former OpenAI executives—including Dario and Daniela Amodei—Anthropic operates as a public-benefit corporation, which means it balances commercial interests with positive societal impact. As of 2025, Anthropic employs approximately 1,300 people and has rapidly expanded its presence, opening offices in Zurich, Tokyo, and announcing further global growth. The company is valued at over $183 billion following a major $13 billion Series F fundraising round. Anthropic continues to lead research in AI safety while expanding the capabilities and accessibility of frontier models for a range of industries.