What are the hardware requirements for Bitsy 1B?

Bitsy 1B requires approximately 2 GB of VRAM and supports a context window of 2K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed Bitsy 1B and how large is it?

Bitsy 1B is developed by zarko1321, a model with 1b parameters. The model is published as open weights on Hugging Face and indexed on LLM Explorer with full benchmark history.

Where can I download or evaluate Bitsy 1B?

Bitsy 1B is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

Bitsy 1B by zarko1321 — VRAM 2GB, 2K context

Name: Bitsy 1B
Author: zarko1321

Bitsy 1B is an open-source language model by zarko1321. Features: 1b LLM, VRAM: 2GB, Context: 2K.

En Endpoints compatible From-scratch Llama Random-initialization Region:us Safetensors Sharded Tensorflow Untrained

Model Card on HF 🤗: https://huggingface.co/zarko1321/Bitsy-1B

Bitsy 1B Parameters and Internals

LLM Name	Bitsy 1B
Repository 🤗	https://huggingface.co/zarko1321/Bitsy-1B
Model Size	1b
Required VRAM	2 GB
Updated	2026-11-09
Maintainer	zarko1321
Model Type	llama
Model Files	0.4 GB: 1-of-6 0.4 GB: 2-of-6 0.4 GB: 3-of-6 0.4 GB: 4-of-6 0.4 GB: 5-of-6 0.0 GB: 6-of-6
Supported Languages	en
Model Architecture	LlamaForCausalLM
Context Length	2048
Model Max Length	2048
Transformers Version	4.57.1
Tokenizer Class	PreTrainedTokenizerFast
Padding Token	<pad>
Vocabulary Size	32000

Rank the Bitsy 1B capabilities

Have you tried this model? Rate its performance — this feedback helps the ML community find the right model for their needs.

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

Best Alternatives to Bitsy 1B

Best Alternatives	Context / RAM	Downloads	Likes
ISA 02 Nano Llama 3.2 1B	1024K / 2.5 GB	47	3
LWM Text 1M	1024K / 13.5 GB	1149	29
LWM Text Chat 1M	1024K / 13.5 GB	57	173
JOSIE 1M Base	1024K / 13.5 GB	12	1
JOSIE 1M Base	1024K / 13.5 GB	6	1
MiniCPM5 1B MegaMerge Final	512K / 2.2 GB	0	1
MiniCPM5 1B	128K / 2.2 GB	354385	868
Llama 3.2 1B Instruct	128K / 2.5 GB	212072	100
Llama 3.2 1B Instruct	128K / 2.5 GB	10114634	1549
Llama 3.2 1B	128K / 2.5 GB	1848852	2472

Note: green Score (e.g. "73.2") means that the model is better than zarko1321/Bitsy-1B.