OPT-1.3B | Epoch AI

ECI

N/A

Meta AI

May 11, 2022

Open weights

OPT-1.3B is an open-weights model from Meta AI, released May 11, 2022.

OPT-1.3B vs select alternatives

Domain	Benchmark	OPT-1.3B Meta AI May 11, 2022 Open weights
Language understanding	PIQABest score 89%	69%
	WinoGrandeBest score 89%	61%
	BoolQBest score 91%	60%
	HellaSwagBest score 95%	42%
Science	OpenBookQABest score 88%	24%
	ARC AI2Best score 95%	23%

Model metadata

General
Organization	Meta AI
Release date	May 11, 2022
Model accessibility	Open weights
Country	United States of America
Knowledge cutoff	Unknown
Provider notes	OPT: Open Pre-trained Transformer Language Models

Pricing
Input price	—
Output price	—

Training
Parameters	1.3e9
Training compute	Unknown
Training hardware	Unknown
Training time	Unknown
Training dataset size	1.8e11 datapoints