Anysphere, the maker of AI-powered coding tool Cursor, has attracted $900 million in a fresh round of funding led by Thrive Capital, The Financial Times reported, citing anonymous sources familiar with the deal.

Andreessen Horowitz (a16z) and Accel are also participating in the round, which values Anysphere at about $9 billion, the report said.

Cursor raised $105 million from Thrive and a16z at a $2.5 billion valuation, Read reported in December. Thrive Capital also led that round, and a16z participated invested as well.

Investors, including Index Ventures and Benchmark, are said to be scrambling to back the company, but it looks like Anysphere’s existing investors don’t want to miss out on a chance to back it either.

Other AI-powered coding startups are also attracting investor interest. Read reported in February that Windsurf, a rival to Anysphere, was in discussions to raise funding at a $3 billion valuation. OpenAI, an investor in Anysphere, was reportedly trying to acquire Windsurf for about the same value.