Llama 3.1
Meta AI · · 96 days after Llama 3
Verified
3 of 3 published values traced to a source2 primary sources, 2 archived
Why this status
Every value this record asserts — date (July 23, 2024), context window (128K) and parameter count (405B) — was found in an archived primary source, checked 2026-08-10. Modalities recorded as text-to-text. The primary source states the model is text-only. Capabilities evidenced from the primary sources: multilingual: “As part of our ongoing efforts to develop AI responsibly beyond the model layer and helping others to do the same, we’re releasing a full reference system that includes s”.
What these states mean · How records are judged · Has this record changed?
The 405B open flagship with 128K context, the first open model at frontier scale.
Details
| Released | July 23, 2024stated in ai.meta.com, huggingface.coLlama 3.1 was released on July 23, 2024.
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|---|---|
| Company | Meta AI |
| Family | Llama |
| Lineage | after Llama 3 · before Llama 3.2 |
| Era | Multimodal & open weights |
| Type | Language model · LLM |
| Modalities | Text → Text |
| Capabilities | Multilingual, Tool use |
| Weights | Open weights |
| Licence | Llama 3.1 Community License |
| Context window | 128K tokensstated in ai.meta.com, huggingface.coLlama 3.1 supports a context window of 128,000 tokens.
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| Parameters | 405Bstated in ai.meta.com, huggingface.coLlama 3.1 has 405,000,000,000 parameters.
|
Current information, elsewhere
This record is a historical one: every figure above is traced to a dated primary source. For what is true today — live pricing, current rankings, availability — these are better maintained than anything here could be.
- Current price and providers OpenRouter ↗
- Current benchmark scores Artificial Analysis ↗
- Weights and model card Hugging Face ↗
Sources
Record status: verified · confidence 90/100 · 2 of 2 primary
Every value this record asserts — date (July 23, 2024), context window (128K) and parameter count (405B) — was found in an archived primary source, checked 2026-08-10. Modalities recorded as text-to-text. The primary source states the model is text-only. Capabilities evidenced from the primary sources: multilingual: “As part of our ongoing efforts to develop AI responsibly beyond the model layer and helping others to do the same, we’re releasing a full reference system that includes s”.
- ai.meta.com Official announcement archived
- huggingface.co Model card archived
Primary means published by the organisation that made the model. Verified records require at least one.
Llama family
- Llama 1 February 24, 2023
- Llama 2 July 18, 2023
- Llama 3 April 18, 2024
- Llama 3.1 July 23, 2024
- Llama 3.2 September 25, 2024
- Llama 4 Scout April 5, 2025
- Llama 4 Maverick April 5, 2025
- Llama 5 April 8, 2026
What changed from Llama 3
Compared with the previous release in this series. A field appears only when both records state a value — where one does not, it is listed as uncomparable rather than dropped, because a gap in our research is not a finding about the model.
- Context window8K → 128K
- Parameters70B → 405B
- LicenceMeta Llama 3 Community License → Llama 3.1 Community License
- Capabilities first evidencedmultilingual, tool_use
Compare Llama 3.1 with another model →
See Llama 3.1 on the interactive timeline →