Nous Research Raises $90M at $1.5B Valuation

Episode 1 · Nous Research Closes $90M Series B at $1.5B Valuation to Push Hermes Agent (2026-10-07, 15 posts)

Per the Wall Street Journal, open-source AI company Nous Research closed a Series B of $90M at a $1.5B post-money valuation. The round was announced by the company account and co-founder Teknium, and co-founder Bef Jezos confirmed via repost. The round was triggered by explosive usage of the open-source Hermes Agent, and the funds will advance the agent and fund a mobile app.

Confirmed

• Round size $90M, valuation $1.5B, per Teknium and multiple corroborating posts; Bef Jezos reposted in confirmation. One post (ChrisGPT) cited a $1.2B valuation, inconsistent with most sources.
• Investors include NVIDIA (NVentures), M12 (Microsoft), Samsung Next, Robot Ventures, USV, Y Combinator, Menlo Ventures.
• Hermes has been downloaded 22.7M times since February.
• Reposts add that annualized revenue was about $36M as of mid-September, projected to exceed $100M within the year.

Why it matters

• The round shows open-source agent projects can attract large bets from top-tier investors like NVIDIA and Microsoft's M12.
• The planned mobile app signals Hermes Agent moving from developer tooling toward a consumer product.
• Community voices (arthurcolle, ChrisGPT) praised the team, with ChrisGPT calling Nous a flagship of open models and community-driven training.

• Nous Research raises $90M at $1.5B valuation as Hermes agent hits 22.7M downloads — choblin29 · 2026-10-07
• Nous Research raises $90M at $1.5B valuation as Hermes agent hits 22.7M downloads — Teknium · 2026-10-07
• Nous Research Raises Series B to Push Hermes Agent, Plans Mobile App — NousResearch · 2026-10-08
• Nous Research raises Series B to push Hermes Agent, with Nvidia and YC among investors — TheNickWalsh · 2026-10-08
• Nous Research Raises Series B Backed by NVIDIA, M12, USV to Push Hermes Agent — wstone_bd · 2026-10-08
• Nous Research raises $90M at a $1.5 billion valuation — arthurcolle · 2026-10-08
• Nous Research raises Series B to advance Hermes Agent and build a mobile app — TheTuringPost · 2026-10-08
• Nous Research raised at $1.5B post-money, per Bef Jezos quip — beffjezos · 2026-10-08
• Nous Research raises $90M at a $1.2B valuation — ChrisGPT · 2026-10-08
• Nous Research Raises Series B to Push Hermes Agent and Build a Mobile App — maximelabonne · 2026-10-08
• Nous Research raises Series B with NVIDIA backing, plans mobile app for Hermes Agent — HankYeomans · 2026-10-08
• Nous Research raises Series B to advance Hermes Agent and build a mobile app — generativist · 2026-10-08
• Nous Research raises $90M at $1.5B valuation as Hermes agent hits 22.7M downloads — HankYeomans · 2026-10-08
• Nous Research raises Series B for Hermes Agent, investors include NVIDIA and USV — itsOmSarraf_ · 2026-10-08
• Nous Research raises Series B to push Hermes Agent and build a mobile app — Teknium · 2026-10-08

Episode 2 · Nous Research Raises $90M at $1.5B Valuation (2026-10-11, 2 posts)

Open-source AI agent startup Nous Research, maker of the Hermes models, has raised $90 million at a $1.5 billion valuation led by Robot Ventures, with backing from Nvidia, Microsoft M12, Samsung, and Y Combinator, bringing total funding to $158 million.

• NousResearch raises $90M at $1.5B valuation on open-source Hermes agent — 创业邦 · 2026-10-11
• Open-source agent firm NousResearch raises $90M at $1.5B valuation — 快鲤鱼 · 2026-10-11