Answer · Writing
What AI models does Meta AI use?
Meta AI runs on Llama 3 (Meta), Llama 3.3 (Meta), Llama 4 (Meta), Llama 4 Maverick (Meta), Llama 4 Scout (Meta), Muse (Meta), Muse Image (Meta), Muse Spark 1.1 (Meta) and Muse Spark 1.3 (Meta), and routes requests between them.
- Models used
- 9
- Primary model
- Llama 3.3
- Public API
- Yes
- Last checked
- 2026-09-12
Model claims are labelled by how we know them: Llama 3 — inferred, Llama 3.3 — disclosed, Llama 4 — disclosed, Llama 4 Maverick — disclosed, Llama 4 Scout — disclosed, Muse — inferred, Muse Image — disclosed, Muse Spark 1.1 — disclosed and Muse Spark 1.3 — disclosed. "Disclosed" means the vendor says so in public; "inferred" means it was derived from documentation, headers or release notes.
Context window: 1M.
Other stack signals: Llama, Meta MTIA and PyTorch.
Cite this answer
Tomorrow. “What AI models does Meta AI use?” Tomorrow AI & Emerging Tech Index, AlienSquad, updated 2026-09-12. https://tomorrow.aliensquad.ai/q/what-models-does-meta-ai-use
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