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Flash·Companies & Capital·2026-10-07 21:10

Nous Research Raises $90M Series B at $1.5B Valuation

The Wall Street Journal, Oct 7: Nous Research, the startup behind open-source AI assistant Hermes, raised a $90M Series B at a $1.5B valuation. Hermes has been downloaded about 22.7 million times since February, overtaking OpenClaw in usage on OpenRouter.

What happened

The round was led by Robot Ventures, with Nvidia, Microsoft's M12, Samsung, Union Square Ventures and Menlo Ventures participating; new investor 1789 Capital counts Donald Trump Jr. as a partner. Total funding is now about $158M. CEO Dillon Rolnick said businesses should have "a level of ownership over their own destinies," and open-source architecture reduces dependence on specific software vendors.

Key facts

  1. Round: $90M Series B at a $1.5B valuation
  2. Traction: ~22.7M Hermes downloads since February; usage overtook OpenClaw on OpenRouter
  3. Backers: Nvidia, Microsoft M12 and Samsung

Why it matters

Nous Research is now valued at $1.5 billion with about $158 million raised in total; Hermes has been downloaded about 22.7 million times since February and has overtaken OpenClaw in usage on OpenRouter.
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SourcesThe Wall Street Journal (Oct 7, source). Compiled from public information; not investment advice.

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