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Llama 2 70b Chat Hf

Developed by meta-llama
A 70B-parameter dialogue-optimized large language model open-sourced by Meta, rivaling mainstream closed-source models in safety and practicality
Downloads 34.78k
Release Time : 7/14/2023

Model Overview

An English dialogue model based on Transformer architecture, aligned with human preferences via RLHF, suitable for commercial and research dialogue scenarios

Model Features

Reinforcement Learning from Human Feedback
Optimized dialogue safety using SFT and RLHF techniques
Grouped Query Attention
GQA technology enhances inference efficiency in the 70B version
Business-friendly license
Allows commercial use (additional authorization required for over 700M monthly active users)

Model Capabilities

Multi-turn dialogue generation
Text completion
Commonsense reasoning
Code generation
Mathematical problem solving

Use Cases

Intelligent assistant
Customer service bot
Handling English customer inquiries
Human evaluation shows response quality close to ChatGPT
Education
Programming tutoring
Explaining code concepts and generating examples
HumanEval test pass@1 reaches 37.5%
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