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FLAN-T5 vs. Pythia

LLM Comparison


FLAN-T5

FLAN-T5

Overview

FLAN-T5 is a finetuned version of Google's popular T5 model with instruct-finetuning. As stated in the model repository's introduction, compared to T5, FLAN-T5 is "just better at everything." With its permissive license, FLAN-T5 has become a popular option for a starting instruct model.



Initial release: 2022-12-06

Further Reading

Pythia

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

Further Reading

Looking for an LLM API/SDK that works out of the box? No prompts or ad hoc guardrails.

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More Comparisons

FLAN-T5

Pythia

Products & Features
Instruct Models
Coding Capability
Customization
Finetuning
Open Source
License Apache 2.0 Apache 2.0
Model Sizes 3B, 11B 1B, 1.4B, 2.8B, 6.9B, 12B