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Organization

Nous Research

Nous Research is an AI model developer and research lab based in the United States4. This catalog lists 2 open model releases and 1 software project from Nous Research, under licenses including the Apache License 2.0 and the Meta Llama 3 Community License (card license field "llama3").

Documented roles: Model developer · Research lab · Developer platform

Nous Research is an AI research company that trains and releases open-weight language models, most prominently the Hermes series of post-trained models, and builds open-source agent and training software such as Hermes Agent and the Atropos reinforcement-learning environment framework.1289

Last reviewedEntry updated

Using this organization’s offerings

Ownership, delivery, and openness answer different questions. Publicly traded does not mean open source; privately held does not mean closed.

The detailed audience, self-hosting, pricing, and restrictions review has not yet been completed. Consult the sourced product records below and the publisher’s current terms. Missing detail means unknown, not unavailable.

Key facts

Legal name
Nous Research, Inc.34
Ownership (separate from openness)
Privately held

Recorded classification; fact-level ownership verification pending.

Legal form
Corporation established under the laws of Delaware, per the Nous Portal terms of service.3
Headquarters
United States (city not stated; the store privacy policy gives a contact address in Austin, Texas)4
Other documented locations
New York, New York5
Founded
Unknown
Sectors
Open models, Agents, Research

What is and isn’t public

An evidence-based summary of what this catalog has documented. It is not a verdict on the organization as a whole.

Nous Research publishes Hermes model weights on Hugging Face. These are post-trained from other organizations' base models; the model cards declare, for example, Apache 2.0 for the Seed-OSS-based Hermes 4.3 36B and a Llama license ("llama3") for the Llama-based Hermes 4 70B. It also publishes evaluation samples and open-source tools such as Atropos and Hermes Agent. The Hermes 4 technical report describes the post-training data but does not link a release of it. This catalog assesses openness per release.11121398

Products

Documented products and how they are delivered. Each row links to the official page.

Hosted model products

Labeled Hosted product/API — this describes how a documented product is delivered (hosted access). It does not determine whether underlying weights or code are open; assess the specific release and its licenses.

Nous Research: hosted model products
ProductKindDocumented delivery and accessReviewed
Nous Portal (external site: portal.nousresearch.com)Hosted model APIAccount and credits-based subscription service that provides model inference (including the Nous Inference API), hosted tools, and cloud hosting for Hermes Agent; its catalog includes Nous models and many third-party models.6311Sep 29, 2026

Other products

Nous Research: other products
ProductKindDocumented delivery and accessReviewed
Hermes Agent (external site: hermes-agent.nousresearch.com)Developer toolOpen-source (MIT) autonomous agent that runs from a terminal install, desktop apps, or cloud hosting through Nous Portal, connects to messaging platforms, and can use Nous Portal or another model provider.78Sep 29, 2026

Cataloged artifacts

Records in the Open Models & Tools directory that list this organization as a maintainer or publisher.

Model families (1)

Model releases (2)

  • Hermes 4 70BModel releaseAvailability: PublicModel-disclosure tier (USASI rubric v0.2): Open-weight
  • Hermes 4.3 36BModel releaseAvailability: PublicModel-disclosure tier (USASI rubric v0.2): Open-weight

Runtimes (1)

Notable documented facts

  • Nous Research says Hermes 4.3 36B was its first Hermes model trained over the internet on Psyche, a decentralized training network, and that it also released a centrally trained version for comparison.1011
  • For Hermes 4, Nous Research published the evaluation samples generated during benchmarking on Hugging Face alongside the models, as described in the Hermes 4 technical report.13

In the news

Dated, sourced updates in this catalog's news that mention this entry.
  1. · Release

    Nous Research releases Hermes Agent 0.20.0 with conversational voice and A2A v1.0 support

    Nous Research published Hermes Agent v0.20.0 (tagged v2026.8.3) on GitHub on August 3, 2026, calling it "The Herald Release." The release notes list streaming conversational voice with barge-in and on-device wake words, and a new bundled plugin that implements the Agent-to-Agent (A2A) protocol v1.0 so Hermes can discover, talk to, and be driven by other A2A-compatible agents. The notes also list signed outbound webhooks, grounded research with citations and fact-checking, and a plugin SDK for the desktop app. USASI has not tested this release.

What this catalog does not know

Unknown means the sources reviewed for this record do not document it. It is not evidence that something does not exist.
  • Founding date: not documented in the sources reviewed.
  • Headquarters state: the documented headquarters does not name a state.

Have a primary source? How to report a correction.

U.S. eligibility

How this record meets the catalog’s published eligibility policy.

Eligible · basis: U.S. headquarters

The Nous Portal terms of service identify the operator as Nous Research, Inc., a Delaware corporation. The only postal address found in Nous Research's own documents is 600 Congress Avenue, Austin, Texas, listed as a contact address for Nous Research, Inc. in its store privacy policy; the careers page refers to a New York office and lists other roles as remote. No official page reviewed names a headquarters city, so only the country is recorded; no non-U.S. office was found, and the U.S. headquarters basis rests on these documents.345

Assessed Sep 29, 2026

Eligibility policy

Sources

  1. 1.
    Nous Research (external site: nousresearch.com)

    Nous Research · Official page · accessed Sep 29, 2026

  2. 2.
    Releases | Nous Research (external site: nousresearch.com)

    Nous Research · Official page · accessed Sep 29, 2026

  3. 3.
    Terms of Service - Nous Portal (external site: portal.nousresearch.com)

    Nous Research · Official page · published Sep 28, 2026 · accessed Sep 29, 2026

  4. 4.
    Privacy policy | Nous Research shop (external site: shop.nousresearch.com)

    Nous Research · Official page · published Jul 5, 2026 · accessed Sep 29, 2026

  5. 5.
    Careers | Nous Research (external site: nousresearch.com)

    Nous Research · Official page · accessed Sep 29, 2026

  6. 6.
    Nous Portal (external site: portal.nousresearch.com)

    Nous Research · Official page · accessed Sep 29, 2026

  7. 7.
    Hermes Agent (external site: hermes-agent.nousresearch.com)

    Nous Research · Official page · accessed Sep 29, 2026

  8. 8.
    hermes-agent LICENSE (MIT) (external site: raw.githubusercontent.com)

    Nous Research · License · accessed Sep 29, 2026

  9. 9.
    atropos LICENSE (MIT) (external site: raw.githubusercontent.com)

    Nous Research · License · accessed Sep 29, 2026

  10. 10.
    Introducing Hermes 4.3 (external site: nousresearch.com)

    Nous Research · Announcement · published Dec 2025 · accessed Sep 29, 2026

  11. 11.
    NousResearch/Hermes-4.3-36B model card (external site: huggingface.co)

    Nous Research · Model card · accessed Sep 29, 2026

  12. 12.
    NousResearch/Hermes-4-70B model card (external site: huggingface.co)

    Nous Research · Model card · accessed Sep 29, 2026

  13. 13.
    Hermes 4 Technical Report (arXiv 2508.18255v2) (external site: arxiv.org)

    Nous Research · Paper · published Sep 2, 2025 · accessed Sep 29, 2026

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APA style

USASI. (2026, September 29). Nous Research. United States of America Superintelligence. https://unitedstatesofamericasuperintelligence.com/companies/nous-research/

BibTeX

@misc{usasi_nous_research,
  author = {{USASI}},
  title = {Nous Research},
  year = {2026},
  month = sep,
  howpublished = {\url{https://unitedstatesofamericasuperintelligence.com/companies/nous-research/}},
  note = {United States of America Superintelligence. Last updated 2026-09-29}
}

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