Opt 6.7B By facebook: Benchmarks, Features and Detailed Analysis. Insights on Opt 6.7B.

Arxiv:2005.14165 Arxiv:2205.01068 Autotrain compatible En Jax Opt Pytorch Region:us Sharded Tf

Model Card on HF 🤗: https://huggingface.co/facebook/opt-6.7b

Opt 6.7B Benchmarks

ARC: 39.16 vs 96.7 (so35)^-59.5%

HellaSwag: 68.66 vs 95.3 (gpt4)^-28%

MMLU: 24.57 vs 88.3 (so35)^-72.2%

TruthfulQA: 35.12 vs 59 (gpt4)^-40.5%

WinoGrande: 65.98 vs 87.5 (gpt4)^-24.6%

GSM8K: 0.99 vs 96.4 (so35)^-99%

LLME Score: 0.1027

^nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").

What is the LLM Explorer Rank (Score)

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Opt 6.7B Parameters and Internals

Model Type

text-generation, decoder-only

Use Cases

Areas:

Research

Applications:

Text Generation, Prompt-based Evaluation

Primary Use Cases:

Text generation using CLM objective

Limitations:

High possibility of bias and quality issues like hallucination and lack of diversity

Additional Notes

OPT models aim to enable reproducible and responsible research.

Supported Languages

English (Predominantly supported), Non-English (Small amount in training corpus)

Training Details

Data Sources:

BookCorpus, CC-Stories, The Pile, Pushshift.io Reddit dataset, CCNewsV2

Data Volume:

180B tokens

Methodology:

Causal Language Modeling (CLM)

Context Length:

2048

Training Time:

~33 days

Hardware Used:

992 A100 80GB GPUs

Model Architecture:

Decoder-only, similar to GPT-3

Responsible Ai Considerations

Mitigation Strategies:

Model may have bias due to unfiltered internet data.

Input Output

Input Format:

Sequences of 2048 consecutive tokens, tokenized using GPT2 BPE with a vocabulary of 50272.

Accepted Modalities:

text

Output Format:

Text

Performance Tips:

Use the generate method directly for better performance with large models.

Release Notes

Version:

175B

Date:

2022-05-03

Notes:

Initial release with sizes from 125M to 175B parameters.

LLM Name	Opt 6.7B
Repository 🤗	https://huggingface.co/facebook/opt-6.7b
Model Size	6.7b
Required VRAM	13.4 GB
Updated	2025-09-23
Maintainer	facebook
Model Type	opt
Model Files	10.0 GB: 1-of-2 3.4 GB: 2-of-2
Supported Languages	en
Model Architecture	OPTForCausalLM
License	other
Context Length	2048
Model Max Length	2048
Transformers Version	4.21.0.dev0
Beginning of Sentence Token	</s>
End of Sentence Token	</s>
Unk Token	</s>
Vocabulary Size	50272
Torch Data Type	float16
Activation Function	relu
Errors	replace

Quantized Models of the Opt 6.7B

Model	Likes	Downloads	VRAM
Opt 6.7B GPTQ 4bit G128	0	14	4 GB
Opt 6.7B Gptq 4bit	0	90	4 GB

Best Alternatives to Opt 6.7B

Best Alternatives	Context / RAM	Downloads	Likes
....7B Qcqa Ub 16 Best For Q Loss	2K / 27.4 GB	5	0
...B Qcqa Ub 16 Best For KV Cache	2K / 27.4 GB	5	0
...7B Gqa Ub 16 Best For KV Cache	2K / 27.4 GB	5	0
Galactica 6.7B EssayWriter	2K / 13.4 GB	1827	5
Galactica 6.7B ReFT GSM8k	2K / 13.8 GB	5	0
Opt Flan Iml 6.7B	2K / 26.6 GB	968	1
...lactica 6.7B Evol Instruct 70K	2K / 27.4 GB	428	19
OPT 6.7B Nerybus Mix	2K / 13.7 GB	1869	20
Galactica 6.7B Finetuned	2K / 27.4 GB	1669	34
OPT 6.7B Erebus	2K / 13.3 GB	2094	98

Note: green Score (e.g. "73.2") means that the model is better than facebook/opt-6.7b.

Rank the Opt 6.7B Capabilities

🆘 Have you tried this model? Rate its performance. This feedback would greatly assist ML community in identifying the most suitable model for their needs. Your contribution really does make a difference! 🌟

Instruction Following and Task Automation
Factuality and Completeness of Knowledge
Censorship and Alignment
Data Analysis and Insight Generation
Text Generation
Text Summarization and Feature Extraction
Code Generation
Multi-Language Support and Translation

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Original data from HuggingFace, OpenCompass and various public git repos.

Release v20241124

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