Nous Research raises $90M Series B at $1.5B to take MIT-licensed Hermes Agent into businesses
On Oct 7 Nous Research, maker of the open-source Hermes Agent, confirmed a $90M Series B at a $1.5B valuation led by Robot Ventures, with NVIDIA, Microsoft's M12, Samsung, USV, Y Combinator and Menlo among backers, bringing total funding to $158M. Nous says Hermes Agent has been cloned over 24M times and drives about 2.5% of global token usage (internal estimate). The money funds Hermes for Businesses: a team tier with shared balance and skill library, and an Enterprise edition on customer-controlled infrastructure with SSO and SLAs, plus a mobile app.

Key Takeaways
- Round: $90M Series B at $1.5B, led by Robot Ventures; $158M raised in total (TechCrunch)
- Scale: Hermes Agent cloned 24M+ times, ~2.5% of global token usage per Nous's internal estimate (Nous note)
- GitHub: NousResearch/hermes-agent has ~252K stars and ~54K forks, MIT, latest release v2026.9.24 (GitHub, checked 2026-10-08)
- Revenue: ~$36M annualized by mid-September, targeting $100M+ by year-end, per WSJ
- Business tier: shared balance, per-member caps, team skill library; Enterprise runs on customer infrastructure with SSO and SLAs (Hermes Business)
