Updated daily at 05:00 UTC
Company
Meta
Owner of Facebook, Instagram and WhatsApp; ships the open-weight Llama and Muse Glimmer models and the proprietary Muse Spark models.
- Country
- United States
- Founded
- 2004
- Headquarters
- Menlo Park, California
- Type
- Big tech
- Open weights
- Mixed
- Website
- https://ai.meta.com
AudioGen (AudioCraft)
Music generation
- AudioGen Medium26 Jul 2023LegacyOpen weights
Chameleon
Vision-language
- Chameleon 34BJun 2024LegacyOpen weights
- Chameleon 7BJun 2024LegacyOpen weights
Code Llama
Code
- Code Llama 70B29 Jan 2024LegacyOpen weights
- Code Llama 13B24 Aug 2023LegacyOpen weights
- Code Llama 34B24 Aug 2023LegacyOpen weights
- Code Llama 7B24 Aug 2023LegacyOpen weights
Code World Model
Code
- Code World Model (CWM) 32BSep 2025CurrentOpen weights
Galactica
Language
- Galactica 1.3BNov 2022LegacyOpen weights
- Galactica 120BNov 2022LegacyOpen weights
- Galactica 125MNov 2022LegacyOpen weights
- Galactica 30BNov 2022LegacyOpen weights
- Galactica 6.7BNov 2022LegacyOpen weights
Llama
Language
- Llama 3.3 8B—Retired
- Llama 4 Maverick5 Apr 2025LegacyOpen weights
- Llama 4 Scout5 Apr 2025LegacyOpen weights
- Llama 3.3 70B6 Dec 2024LegacyOpen weights
- Llama 3.2 11B Vision25 Sep 2024LegacyOpen weights
- Llama 3.2 1B25 Sep 2024LegacyOpen weights
- Llama 3.2 3B25 Sep 2024LegacyOpen weights
- Llama 3.2 90B Vision25 Sep 2024LegacyOpen weights
- Llama 3.1 405B23 Jul 2024LegacyOpen weights
- Llama 3.1 70B23 Jul 2024LegacyOpen weights
- Llama 3.1 8B23 Jul 2024LegacyOpen weights
- Llama 3 70B18 Apr 2024LegacyOpen weights
- Llama 3 8B18 Apr 2024LegacyOpen weights
- Llama 2 13B18 Jul 2023LegacyOpen weights
- Llama 2 70B18 Jul 2023LegacyOpen weights
- Llama 2 7B18 Jul 2023LegacyOpen weights
- LLaMA 13B24 Feb 2023RetiredOpen weights
- LLaMA 33B24 Feb 2023RetiredOpen weights
- LLaMA 65B24 Feb 2023RetiredOpen weights
- LLaMA 7B24 Feb 2023RetiredOpen weights
Llama Guard
Language
- Llama Guard 4 12B29 Apr 2025CurrentOpen weights
- Llama Guard 3 11B Vision25 Sep 2024LegacyOpen weights
- Llama Guard 3 1B25 Sep 2024LegacyOpen weights
- Llama Guard 3 8B23 Jul 2024LegacyOpen weights
- Llama Guard 218 Apr 2024LegacyOpen weights
- Llama Guard7 Dec 2023LegacyOpen weights
Massively Multilingual Speech
Speech-to-text
- MMS-1B-allMay 2023CurrentOpen weights
MobileLLM
Language
- MobileLLM-Pro—CurrentOpen weights
- MobileLLM-R1 950MSep 2025CurrentOpen weights
- MobileLLM 1.5B26 Nov 2024LegacyOpen weights
- MobileLLM 1B31 Oct 2024LegacyOpen weights
- MobileLLM 125M30 Oct 2024LegacyOpen weights
- MobileLLM 350M30 Oct 2024LegacyOpen weights
- MobileLLM 600M30 Oct 2024LegacyOpen weights
Muse Glimmer
Vision-language
- Muse Glimmer 30B10 Aug 2026CurrentOpen weights
Muse Image
Image generation
- Muse Image 1.0—Current
Muse Spark
Vision-language
- Muse Spark 1.32 Sep 2026Current
- Muse Spark 1.25 Aug 2026Legacy
- Muse Spark 1.18 Apr 2026Legacy
Muse Voice Transcribe
Speech-to-text
- Muse Voice Transcribe 1.0—Current
MusicGen (AudioCraft)
Music generation
- MusicGen Stereo23 Oct 2023LegacyOpen weights
- MusicGen (small / medium / large / melody)8 Jun 2023LegacyOpen weights
OPT
Language
Perception LM
Vision-language
- Perception LM 1B17 Apr 2025CurrentOpen weights
- Perception LM 3B17 Apr 2025CurrentOpen weights
- Perception LM 8B17 Apr 2025CurrentOpen weights
Seamless
Speech-to-speech
- SeamlessM4T v2 (with SeamlessStreaming)Nov 2023CurrentOpen weights
- SeamlessM4TAug 2023LegacyOpen weights
V-JEPA
World model
- V-JEPA 2Jun 2025CurrentOpen weights
Agents
- MuseAvailable