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Organization

Reflection AI

Reflection AI is an AI model developer and research lab headquartered in New York, New York6. No open models or tools from Reflection AI are in this catalog yet.

Documented roles: Model developer · Research lab

Reflection AI is an AI company that says it is building open-weight frontier models, along with open-source software and infrastructure for customizing and running them. As of this review it had not published any model weights.1253

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
Reflection AI, Inc.67
Ownership (separate from openness)
Privately held

Recorded classification; fact-level ownership verification pending.

Legal form
Unknown
Headquarters
New York, New York6
Founded
Unknown
Sectors
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.

Reflection AI says it plans to release open model weights, research, and open-source software. This catalog found no released model weights on its website or on Hugging Face as of 2026-09-29, so it has no artifact records for Reflection AI.143

Products

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

No product records yet.

Cataloged artifacts

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

No artifact records in this catalog list Reflection AI. That is not evidence that none exist — only that none have been reviewed here.

Notable documented facts

  • In an October 2025 post, Reflection AI committed to building open-weight frontier models that combine large-scale pretraining with reinforcement learning; the post did not release any weights.5

In the news

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

    Reflection AI releases the Beam model weights on Hugging Face under Apache 2.0

    On October 16, 2026 Reflection AI said it had released the weights of Beam, which it calls its first open-weight model, on Hugging Face under an Apache 2.0 license. The Beam-1.0-501B-A23B model card lists the apache-2.0 license, describes a sparse mixture-of-experts model with 501B total and 23B active parameters and a 1M-token context window, says Beam takes text input and generates text output, and says it was developed predominantly for English. Reflection says the weights come in BF16, FP8, and NVFP4 formats along with a speculative decoding drafter model. USASI has not tested Beam.

  2. · Release

    Reflection AI announces Beam, a 501B-parameter model whose weights it plans to release

    On October 5, 2026 Reflection AI introduced Beam, which it calls its first open-weight model: a sparse mixture-of-experts model with 501 billion total and 23 billion active parameters, built for coding, reasoning, and agentic workloads. The announcement says Beam was pretrained on 23.8 trillion tokens and that midtraining extends its effective context length to 1M tokens. As of the announcement, Beam was undergoing final red-teaming and evaluations and was offered through an early-access sign-up; Reflection says it will release the weights under an Apache 2.0 license later in October, along with a technical report, model card, and developer artifacts. The announcement itself does not provide the weights, and USASI has not tested Beam.

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.
  • Products: none documented in this record.
  • Open artifacts: none from this organization are in the catalog yet.

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

Reflection AI, Inc.'s privacy policy (updated August 2026) gives its address as 61 9th Avenue, New York, New York, and its terms of service (dated February 2025) give a Brooklyn, New York address under New York governing law. Its careers page lists hiring in New York, San Francisco, London, and Washington, D.C.678

Assessed Sep 29, 2026

Eligibility policy

Sources

  1. 1.
    About - Reflection (external site: reflection.ai)

    Reflection AI · Official page · accessed Sep 29, 2026

  2. 2.
    Solutions - Reflection (external site: reflection.ai)

    Reflection AI · Official page · accessed Sep 29, 2026

  3. 3.
    News - Reflection (external site: reflection.ai)

    Reflection AI · Official page · accessed Sep 29, 2026

  4. 4.
    Blog - Reflection (external site: reflection.ai)

    Reflection AI · Official page · accessed Sep 29, 2026

  5. 5.
    Building Frontier Open Intelligence (external site: reflection.ai)

    Reflection AI · Announcement · published Oct 9, 2025 · accessed Sep 29, 2026

  6. 6.
    Privacy Policy - Reflection (external site: reflection.ai)

    Reflection AI · Official page · published Aug 28, 2026 · accessed Sep 29, 2026

  7. 7.
    Terms of Service - Reflection (external site: reflection.ai)

    Reflection AI · Official page · published Feb 19, 2025 · accessed Sep 29, 2026

  8. 8.
    Careers - Reflection (external site: reflection.ai)

    Reflection AI · Official page · accessed Sep 29, 2026

  9. 9.
    Official careers directory and application links (external site: reflection.ai)

    Reflection AI · Official page · accessed Oct 1, 2026 · evidence reviewed Oct 1, 2026

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APA style

USASI. (2026, October 1). Reflection AI. United States of America Superintelligence. https://unitedstatesofamericasuperintelligence.com/companies/reflection-ai/

BibTeX

@misc{usasi_reflection_ai,
  author = {{USASI}},
  title = {Reflection AI},
  year = {2026},
  month = oct,
  howpublished = {\url{https://unitedstatesofamericasuperintelligence.com/companies/reflection-ai/}},
  note = {United States of America Superintelligence. Last updated 2026-10-01}
}

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