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Llama 2

Llama 2 is an AI model made by Meta. Meta released it on 18 July 2023. It is generally available. It takes text and returns text.

Meta

Llama 2 is an AI model made by Meta. Meta released it on 18 July 2023. It is generally available. It takes text and returns text. Its context window is 4,000 tokens. Its weights are open. Its licence is LLAMA 2 COMMUNITY LICENSE AGREEMENT. Its knowledge cutoff is September 2022.

Released
18 July 2023 — ai.meta.com, read 16 October 2026
Status
Generally available — github.com, read 16 October 2026
Takes
Text — github.com, read 16 October 2026
Returns
Text — github.com, read 16 October 2026
Open weights
Yes — ai.meta.com, read 16 October 2026
Licence
LLAMA 2 COMMUNITY LICENSE AGREEMENT — github.com, read 16 October 2026
Context window
4,000 tokens — github.com, read 16 October 2026
Longest answer
Not confirmed: Meta's model card and documentation do not state a standard maximum output-token limit; the context length does not establish that limit.
Knowledge cutoff
September 2022 — github.com, read 16 October 2026
API price, input
Not confirmed: Meta does not publish a standard per-token API input price for Llama 2 on the official pages checked.
API price, output
Not confirmed: Meta does not publish a standard per-token API output price for Llama 2 on the official pages checked.
Where
Not confirmed: two readings disagree: weights, cloud and weights
Parameters
Not confirmed: Meta lists three Llama 2 sizes—7B, 13B, and 70B—rather than one parameter count for the family; this field accepts a single number.
Model card
https://github.com/meta-llama/llama-models/blob/main/models/llama2/MODEL_CARD.md — github.com, read 16 October 2026

Questions

When was Llama 2 released?

Meta released Llama 2 on 18 July 2023.

Is Llama 2 still available?

Yes: it is generally available, as Meta states it.

What is the context window of Llama 2?

The context window of Llama 2 is 4,000 tokens, as Meta prints it.

Are the weights of Llama 2 open?

Yes: Meta publishes the weights of Llama 2 for download.

What is the licence of Llama 2?

The licence of Llama 2 is LLAMA 2 COMMUNITY LICENSE AGREEMENT, as Meta names it.

What does Llama 2 take and return?

Llama 2 takes text and returns text.

What is the knowledge cutoff of Llama 2?

The knowledge cutoff of Llama 2 is September 2022.

More from Meta

Sources

  1. Meta and Microsoft Introduce the Next Generation of Llama (read 16 October 2026)
  2. MODEL_CARD.md (read 16 October 2026)
  3. LICENSE (read 16 October 2026)
  4. Llama Models (read 16 October 2026)

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