Funding › Investors

Altimeter Capital AI portfolio: 4 rounds

Rounds where Altimeter Capital led or took part, newest first. Led: 2.

1. Anthropic raises $65B Series H, May 28, 2026. AI models. Led by Altimeter Capital, Dragoneer, Greenoaks, Sequoia Capital, Capital Group, Coatue, D1 Capital Partners, GIC, ICONIQ, XN. Builds the Claude family of AI models with a focus on AI safety research.
2. Crusoe raises $1.4B Series E, Oct 24, 2025. AI infrastructure. Led by Valor Equity Partners, Mubadala Capital. Crusoe builds and operates energy-first AI data centers and a GPU cloud for training and inference.
3. OpenAI raises $6.6B Growth, Oct 2, 2024. AI models. Led by Thrive Capital. Builds the GPT family of AI models and the ChatGPT assistant.
4. Glean raises $260M Series E, Sep 10, 2024. AI apps. Led by Altimeter Capital, DST Global. Offers AI powered enterprise search and assistants over a company's internal data.