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Open-weight model · Text generation

cerulean-lab4-k1-964f796a

by Nathan Tung Nat1an/cerulean-lab4-k1-964f796a

cerulean-lab4-k1-964f796a is an open-weight model for text generation from Nathan Tung. It has 124M parameters. At 16-bit it needs about 0.3 GB of GPU memory, which fits on 1x MI300X from $1.85 an hour, at the lowest prices in the SAVRN Index.

This is the model card of a transformers model that has been pushed on the Hub. Users (both direct and downstream) should be made aware of the risks, biases and limitations of the model. Use the code below to get started with the model.

Parameters124M
Context—
Weights497.9 MB
License—
AccessOpen weights
Monthly Downloads—

Runs On

What it takes to serve cerulean-lab4-k1-964f796a (124M parameters): the memory its weights need at each precision, and the cheapest way to rent enough data-center GPUs to hold them.

PrecisionWeightsMemory neededCheapest setupPer hourAlso fits
16-bit 0.2 GB 0.3 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00
8-bit 0.1 GB 0.1 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00
4-bit 0.1 GB 0.1 GB 1x MI300X (192 GB)
Vultr
$1.85 1x H100 $1.99 · 1x MI325X $2.00

Memory is the weights at that precision plus 20% for the runtime and a short context; a long context needs more. Prices are the lowest on-demand hourly rates in the SAVRN Index, read Oct 7, 2026.

cerulean-lab4-k1-964f796a on every accelerator the SAVRN Index prices, at every precision

Model Card

This is the model card of a transformers model that has been pushed on the Hub. Users (both direct and downstream) should be made aware of the risks, biases and limitations of the model. Use the code below to get started with the model. Carbon emissions can be estimated using the Machine Learning Impact calculator presented in Lacoste et al. (2019).

Excerpt from the card by Nathan Tung.

Configuration

Architecture
GPT2LMHeadModel
Vocabulary size
50,304
Model type
gpt2

Identity and Version

Repository
Nat1an/cerulean-lab4-k1-964f796a
Publisher
Nathan Tung
Task
Text generation
Modality
Text
Library
transformers
Parameters
124M parameters
Languages
Not stated by the source
Revision
0b11837a21131471266423deb964bdfac122ff63
First published
2026-10-01
Last updated
2026-10-01

Files and Weights

10 files, 502.7 MB in total. The weights are 1 file totalling 497.9 MB in safetensors.

Weights1 file · 497.9 MB
Configuration3 files · 1.5 KB
Tokenizer4 files · 4.8 MB
Documentation1 file · 5.2 KB
Repository1 file · 1.5 KB
Every file
FileTypeSizeSHA-256
model.safetensorsWeights497.9 MB 0590638d6a3c
config.jsonConfiguration787 B —
generation_config.jsonConfiguration176 B —
special_tokens_map.jsonConfiguration583 B —
README.mdDocumentation5.2 KB —
.gitattributesRepository1.5 KB —
merges.txtTokenizer456.3 KB —
tokenizer.jsonTokenizer3.6 MB —
tokenizer_config.jsonTokenizer507 B —
vocab.jsonTokenizer798.2 KB —

License and Download

License
Not stated by the source
Access
Open weights, no gate
Download size
497.9 MB
Download from Nathan Tung

Released by Nathan Tung through its official repository on Hugging Face.

Built From

Memory Requirements

PrecisionWeights in memory
As published497.9 MB
16-bit0.2 GB
8-bit0.1 GB
4-bit0.1 GB

Weights only, from the published parameter count; the key-value cache and runtime add to this.

Questions About cerulean-lab4-k1-964f796a

How much GPU memory does cerulean-lab4-k1-964f796a need?

About 0.3 GB at 16-bit and 0.1 GB at 4-bit: the weights (124M parameters) plus a working margin. A long context needs more.

What is the cheapest GPU to run cerulean-lab4-k1-964f796a on?

At 16-bit, 1x MI300X from $1.85 an hour; at 4-bit, 1x MI300X from $1.85 an hour, at the lowest on-demand prices the SAVRN Index lists.

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