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GPT-J vs. Llama 2

LLM Comparison


GPT-J

GPT-J

Overview

GPT-J is a model released by EleutherAI shortly after its release of GPTNeo, with the aim of delveoping an open source model with capabilities similar to OpenAI's GPT-3 model. With a larger size than GPTNeo, GPT-J also performs better on various benchmarks.



Initial release: 2021-06-09

Further Reading

Llama 2

Llama 2

Overview

Llama 2 is Meta AI's open source LLM available both research and commercial use case.


The successor to LLaMA (henceforce "Llama 1"), Llama 2 was trained on 40% more data, has double the context length, and was tuned on a large dataset of human preferences (over 1 million such annotations) to ensure helpfulness and safety. It outperforms other open source models on both natural language understanding datasets as well as in head-to-head face-offs.


Initial release: 2023-07-18

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GPT-J

Llama 2

Products & Features
Instruct Models
Coding Capability
Customization
Finetuning
Open Source
License Apache 2.0 Custom (Commercial OK)
Model Sizes 6B 7B, 13B, 70B