Venture capital firm Sequoia is joining Singapore’s GIC and U.S. investor Coatue in a funding round for Anthropic, which aims to raise $25 billion at a $350 billion valuation, the Financial Times reported on Sunday, citing sources familiar with the matter.

Singapore’s sovereign wealth fund GIC, and Coatue will contribute $1.5 billion each for the Claude chatbot-maker, the newspaper said.

Sequoia, Anthropic, GIC and Coatue did not immediately respond to a Reuters request for comment. Reuters could not immediately verify the report.

Last year, Anthropic secured commitments from Microsoft

and Nvidia