Llama 2: Open Foundation and Fine-Tuned Chat Models

Overview

Llama 2 is an open large language model released by Meta in July 2023, available in foundation and chat-tuned variants. It provides a base for developers to build text applications, run locally, or fine-tune for custom tasks.

Best for

Best for
Teams wanting to use their own infrastructure and fine-tune a state-of-the-art open LLM

Use cases

• Fine-tuning for domain-specific text generation
• Building conversational agents with the chat-tuned variant
• Running locally for private inference tasks

Notes

Llama 2 is an open large language model released by Meta in July 2023, available in foundation and chat-tuned variants. It provides a base for developers to build text applications, run locally, or fine-tune for custom tasks.

Use cases

• Fine-tuning for domain-specific text generation
• Building conversational agents with the chat-tuned variant
• Running locally for private inference tasks

Pros

• Open weights allow full customization and local deployment
• Strong performance at time of release for a permissively licensed model
• Large community and tooling support for fine-tuning and inference

Cons

• Requires significant computational resources to run larger variants
• Not as capable as proprietary models on complex reasoning
• Licensing restrictions may still apply for certain commercial uses

Indexed from awesome-llm and enriched against its public facts.