Model Overview
Model Features
Model Capabilities
Use Cases
🚀 Llama 2
Llama 2 is a suite of generative text models, including both pretrained and fine - tuned versions. These models have parameter counts ranging from 7 billion to 70 billion. This repository specifically focuses on the 70B fine - tuned model, which is optimized for performance.
📚 Documentation
LLAMA 2 COMMUNITY LICENSE AGREEMENT
"Agreement" refers to the terms and conditions for the use, reproduction, distribution, and modification of the Llama Materials as set out here.
"Documentation" means the specifications, manuals, and documentation accompanying Llama 2, which are distributed by Meta at [https://ai.meta.com/resources/models - and - libraries/llama - downloads/](https://ai.meta.com/resources/models - and - libraries/llama - downloads/).
"Licensee" or "you" represents you, your employer, or any other person or entity (if you're entering this Agreement on their behalf). You must be of the age required under applicable laws to provide legal consent and have the legal authority to bind your employer or such other entity.
"Llama 2" encompasses the foundational large language models, software, and algorithms, including machine - learning model code, trained model weights, inference - enabling code, training - enabling code, fine - tuning enabling code, and other elements distributed by Meta at [ai.meta.com/resources/models - and - libraries/llama - downloads/](ai.meta.com/resources/models - and - libraries/llama - downloads/).
"Llama Materials" collectively refers to Meta's proprietary Llama 2 and documentation (and any part of them) made available under this Agreement.
"Meta" or "we" means Meta Platforms Ireland Limited (if you're located in or, if you're an entity, your principal place of business is in the EEA or Switzerland) and Meta Platforms, Inc. (if you're located outside of the EEA or Switzerland).
By clicking "I Accept" below or by using or distributing any part or element of the Llama Materials, you agree to be bound by this Agreement.
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License Rights and Redistribution
- Grant of Rights: You're granted a non - exclusive, worldwide, non - transferable, and royalty - free limited license under Meta's intellectual property or other rights in the Llama Materials to use, reproduce, distribute, copy, create derivative works of, and modify the Llama Materials.
- Redistribution and Use
- If you distribute or make the Llama Materials, or any derivative works of them, available to a third party, you must provide a copy of this Agreement to that third party.
- If you receive Llama Materials, or any derivative works of them, from a Licensee as part of an integrated end - user product, then Section 2 of this Agreement won't apply to you.
- You must keep the following attribution notice in all copies of the Llama Materials you distribute, within a "Notice" text file distributed as part of those copies: "Llama 2 is licensed under the LLAMA 2 Community License, Copyright (c) Meta Platforms, Inc. All Rights Reserved."
- Your use of the Llama Materials must comply with applicable laws and regulations (including trade compliance laws and regulations) and follow the Acceptable Use Policy for the Llama Materials (available at [https://ai.meta.com/llama/use - policy](https://ai.meta.com/llama/use - policy)), which is incorporated by reference into this Agreement.
- You won't use the Llama Materials or any output or results of the Llama Materials to improve any other large language model (excluding Llama 2 or derivative works of it).
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Additional Commercial Terms: If, on the Llama 2 version release date, the monthly active users of the products or services made available by or for the Licensee, or the Licensee's affiliates, exceed 700 million monthly active users in the preceding calendar month, you must request a license from Meta. Meta may grant it at its sole discretion, and you're not authorized to exercise any rights under this Agreement until Meta expressly grants them.
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Disclaimer of Warranty: Unless required by applicable law, the LLAMA MATERIALS and any output and results from them are provided "as is," without warranties of any kind, either express or implied, including, without limitation, warranties of title, non - infringement, merchantability, or fitness for a particular purpose. You're solely responsible for determining the appropriateness of using or redistributing the LLAMA MATERIALS and assume any risks associated with your use of the LLAMA MATERIALS and any output and results.
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Limitation of Liability: In no event will Meta or its affiliates be liable under any theory of liability, whether in contract, tort, negligence, product liability, or otherwise, arising out of this Agreement, for any lost profits or any indirect, special, consequential, incidental, exemplary, or punitive damages, even if Meta or its affiliates have been informed of the possibility of any of the foregoing.
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Intellectual Property
- No trademark licenses are granted under this Agreement. In connection with the Llama Materials, neither Meta nor the Licensee may use any name or mark owned by or associated with the other or any of its affiliates, except as required for reasonable and customary use in describing and redistributing the Llama Materials.
- Subject to Meta's ownership of Llama Materials and derivatives made by or for Meta, with respect to any derivative works and modifications of the Llama Materials that you make, as between you and Meta, you're and will be the owner of such derivative works and modifications.
- If you initiate litigation or other proceedings against Meta or any entity (including a cross - claim or counterclaim in a lawsuit) alleging that the Llama Materials or Llama 2 outputs or results, or any part of them, constitute infringement of intellectual property or other rights owned or licensable by you, then any licenses granted to you under this Agreement will terminate as of the date such litigation or claim is filed or initiated. You'll indemnify and hold harmless Meta from and against any claim by any third party arising out of or related to your use or distribution of the Llama Materials.
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Term and Termination: The term of this Agreement will start when you accept this Agreement or access the Llama Materials and will continue in full force and effect until terminated according to the terms and conditions here. Meta may terminate this Agreement if you breach any term or condition. Upon termination, you must delete and stop using the Llama Materials. Sections 3, 4, and 7 will survive the termination of this Agreement.
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Governing Law and Jurisdiction: This Agreement will be governed and construed under the laws of the State of California without regard to choice - of - law principles, and the UN Convention on Contracts for the International Sale of Goods doesn't apply to this Agreement. The courts of California will have exclusive jurisdiction over any dispute arising out of this Agreement.
Llama 2 Acceptable Use Policy
Meta is committed to promoting the safe and fair use of its tools and features, including Llama 2. If you access or use Llama 2, you agree to this Acceptable Use Policy (“Policy”). The latest copy of this policy can be found at [ai.meta.com/llama/use - policy](http://ai.meta.com/llama/use - policy).
Prohibited Uses
We want everyone to use Llama 2 safely and responsibly. You agree not to use, or allow others to use, Llama 2 to:
- Violate the law or others’ rights, including to:
- Engage in, promote, generate, contribute to, encourage, plan, incite, or further illegal or unlawful activity or content, such as:
- Violence or terrorism
- Exploitation or harm to children, including the solicitation, creation, acquisition, or dissemination of child - exploitative content or failure to report Child Sexual Abuse Material
- Human trafficking, exploitation, and sexual violence
- The illegal distribution of information or materials to minors, including obscene materials, or failure to employ legally required age - gating in connection with such information or materials.
- Sexual solicitation
- Any other criminal activity
- Engage in, promote, incite, or facilitate the harassment, abuse, threatening, or bullying of individuals or groups of individuals
- Engage in, promote, incite, or facilitate discrimination or other unlawful or harmful conduct in the provision of employment, employment benefits, credit, housing, other economic benefits, or other essential goods and services
- Engage in the unauthorized or unlicensed practice of any profession including, but not limited to, financial, legal, medical/health, or related professional practices
- Collect, process, disclose, generate, or infer health, demographic, or other sensitive personal or private information about individuals without the rights and consents required by applicable laws
- Engage in or facilitate any action or generate any content that infringes, misappropriates, or otherwise violates any third - party rights, including the outputs or results of any products or services using the Llama 2 Materials
- Create, generate, or facilitate the creation of malicious code, malware, computer viruses, or do anything else that could disable, overburden, interfere with, or impair the proper working, integrity, operation, or appearance of a website or computer system
- Engage in, promote, generate, contribute to, encourage, plan, incite, or further illegal or unlawful activity or content, such as:
- Engage in, promote, incite, facilitate, or assist in the planning or development of activities that present a risk of death or bodily harm to individuals, including use of Llama 2 related to the following:
- Military, warfare, nuclear industries or applications, espionage, use for materials or activities that are subject to the International Traffic Arms Regulations (ITAR) maintained by the United States Department of State
- Guns and illegal weapons (including weapon development)
- Illegal drugs and regulated/controlled substances
- Operation of critical infrastructure, transportation technologies, or heavy machinery
- Self - harm or harm to others, including suicide, cutting, and eating disorders
- Any content intended to incite or promote violence, abuse, or any infliction of bodily harm to an individual
- Intentionally deceive or mislead others, including use of Llama 2 related to the following:
- Generating, promoting, or furthering fraud or the creation or promotion of disinformation
- Generating, promoting, or furthering defamatory content, including the creation of defamatory statements, images, or other content
- Generating, promoting, or further distributing spam
- Impersonating another individual without consent, authorization, or legal right
- Representing that the use of Llama 2 or outputs are human - generated
- Generating or facilitating false online engagement, including fake reviews and other means of fake online engagement
- Fail to appropriately disclose to end users any known dangers of your AI system
Please report any violation of this Policy, software “bug,” or other problems that could lead to a violation of this Policy through one of the following means:
- Reporting issues with the model: github.com/facebookresearch/llama
- Reporting risky content generated by the model: developers.facebook.com/llama_output_feedback
- Reporting bugs and security concerns: facebook.com/whitehat/info
- Reporting violations of the Acceptable Use Policy or unlicensed uses of Llama: LlamaUseReport@meta.com
📄 License
The model is licensed under the llama2
license.
Additional Information
Property | Details |
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Pipeline Tag | text - generation |
Tags | facebook, meta, pytorch, llama, llama - 2 |
Extra Gated Heading | You need to share contact information with Meta to access this model |
Extra Gated Fields | First Name (text), Last Name (text), Date of birth (date_picker), Country (country), Affiliation (text), geo (ip_location), By clicking Submit below I accept the terms of the license and acknowledge that the information I provide will be collected stored processed and shared in accordance with the Meta Privacy Policy (checkbox) |
Extra Gated Description | The information you provide will be collected, stored, processed and shared in accordance with the Meta Privacy Policy. |
Extra Gated Button Content | Submit |

