Nous Research seeks new funding at a $1.5 billion valuation

Nous Research, the open-source AI company behind the Hermes agent, is reportedly in advanced talks for a new round that could value it at $1.5 billion. The round is said to be led by Robot Ventures, with Union Square Ventures and other investors participating, and the company is aiming to raise at least $75 million. The financing would reflect investor demand for open-source AI-agent alternatives as large closed and open frontier projects continue to draw scrutiny.

Key details: Nous Research is reportedly in advanced talks to raise at least $75 million, The proposed round would value the company around $1.5 billion, Robot Ventures is leading, with Union Square Ventures also backing the round.

Why it matters: Open-source agent companies are becoming venture-scale bets, giving the market alternatives to frontier labs' closed model stacks.