GPT-J vs. Pythia
LLM Comparison
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
Pythia
Overview
The most recent (as of May 2023) effort from EleutherAI, Pythia is a set of LLMs trained on The Pile. While it appears to outperform OPT and GPTNeo, its performance against GPT-J is unclear. Versions of Pythia have also been instruct-tuned by the team at Together.
Initial release: 2023-02-13
Reference
Further Reading
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Sapling APIMore Comparisons
GPT-J |
Pythia |
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|---|---|---|
| Products & Features | ||
| Instruct Models | ||
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| Customization | ||
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| Open Source | ||
| License | Apache 2.0 | Apache 2.0 |
| Model Sizes | 6B | 1B, 1.4B, 2.8B, 6.9B, 12B |