Organization
Meta
Model developer · Research lab · Consumer products · Developer platform · Menlo Park, California
Meta operates social and messaging apps including Facebook, Instagram, WhatsApp, and Messenger, along with VR headsets and AI glasses. It develops AI models, including the Llama and Muse model families, and offers the Meta AI assistant across its apps.12
Key facts
What is and isn’t public
Products
Hosted model products
Labeled Closed product/API — this describes how a documented product is delivered (hosted access). It is not an open artifact and says nothing about other releases by the same organization.
| Product | Kind | Documented delivery and access | Reviewed |
|---|---|---|---|
| Meta AI (external site: about.fb.com) | Assistant app | Assistant offered in Meta's apps, as a stand-alone app, on AI glasses, and on the web at meta.ai; Meta states it has been powered by Muse Spark since April 2026.125 | Sep 29, 2026 |
| Meta Model API (external site: dev.meta.ai) | Hosted model API | Self-serve, paid developer API in public preview offering Muse Spark versions and other Meta models; documented as compatible with the OpenAI SDK.64 | Sep 29, 2026 |
| Muse (personal AI agent) (external site: about.fb.com) | Assistant app | Personal agent app powered by Muse Spark, announced September 2026 for the United States on iOS, Android, and the web; free tier with optional subscription plans.7 | Sep 29, 2026 |
Related open artifacts
Model families
- DINOv3Model family
- LlamaModel family
- Muse (Meta)Model family
- Segment Anything (SAM)Model family
- V-JEPA 2Model family
Model releases
- DINOv3 ViT-7B/16 (LVD-1689M)Model releaseAvailability: PartialModel-disclosure tier (USASI rubric v0.1): Restricted weights
- Llama 4 Maverick (17Bx128E)Model releaseAvailability: PartialModel-disclosure tier (USASI rubric v0.1): Restricted weights
- Llama 4 Scout (17Bx16E)Model releaseAvailability: PartialModel-disclosure tier (USASI rubric v0.1): Restricted weights
- Muse Glimmer 30BModel releaseAvailability: PublicModel-disclosure tier (USASI rubric v0.1): Open-weight
- SAM 2.1 Hiera-LargeModel releaseAvailability: PublicModel-disclosure tier (USASI rubric v0.1): Open-weight
- SAM 3.1Model releaseAvailability: PartialModel-disclosure tier (USASI rubric v0.1): Restricted weights
- V-JEPA 2 ViT-g/16 (384 px)Model releaseAvailability: PublicModel-disclosure tier (USASI rubric v0.1): Open-stack
- V-JEPA 2.1 ViT-G/16 (384 px)Model releaseAvailability: PublicModel-disclosure tier (USASI rubric v0.1): Open-weight
Frameworks
- ONNX (Open Neural Network Exchange)SoftwareAvailability: Public
- PyTorchSoftwareAvailability: Public
Notable documented facts
- Meta attributes the Muse model family to Meta Superintelligence Labs (MSL); Muse Spark, announced April 8, 2026, is described as the first model in that family. MSL is a unit within Meta and does not have a separate record in this catalog.23
- Muse Spark was announced without public weights; Meta said it hopes to open-source future versions of the model.2
- Meta released Llama 4 Scout and Llama 4 Maverick on April 5, 2025. As of this review, these are the most recent Llama language models listed in Meta's Llama model repository.89
- Meta released Muse Glimmer, a 30-billion-parameter open-weight model under the Apache 2.0 license, in August 2026.11
- PyTorch, originally developed by Meta, moved to the newly formed PyTorch Foundation under the Linux Foundation in September 2022.13
U.S. eligibility
Eligible · basis: U.S. headquarters
Meta Platforms, Inc. is a Delaware corporation whose principal executive offices are at 1 Meta Way, Menlo Park, California, per the cover page of its Form 10-K for fiscal year 2025.1
Sources
This listing is not an endorsement or a federal approval.