What are the hardware requirements for K2 Horizon 0.9B System1?

K2 Horizon 0.9B System1 requires approximately 2.2 GB of VRAM and supports a context window of 128K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed K2 Horizon 0.9B System1 and how large is it?

K2 Horizon 0.9B System1 is developed by Lucasgitguy-co, a model with 0.9b 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 K2 Horizon 0.9B System1?

K2 Horizon 0.9B System1 is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

K2 Horizon 0.9B System1 by Lucasgitguy-co — VRAM 2.2GB, 128K context

Name: K2 Horizon 0.9B System1
Author: Lucasgitguy-co

K2 Horizon 0.9B System1 is an open-source language model by Lucasgitguy-co. Features: 0.9b LLM, VRAM: 2.2GB, Context: 128K, License: apache-2.0, LLM Explorer Score: 0.32.

Arxiv:2407.06023 Base model:finetune:ifm/k2-hor... Base model:ifm/k2-horizon-0.9b Conversational Custom code Dataset:lucasgitguy-co/k2-hori... En K2-horizon K2 horizon Lora Mlx No-thinking Region:us Safetensors Self-distillation Sharded System-1 Tensorflow

Model Card on HF 🤗: https://huggingface.co/Lucasgitguy-co/K2-Horizon-0.9B-System1

K2 Horizon 0.9B System1 Parameters and Internals

LLM Name	K2 Horizon 0.9B System1
Repository 🤗	https://huggingface.co/Lucasgitguy-co/K2-Horizon-0.9B-System1
Base Model(s)	IFM/K2-Horizon-0.9B IFM/K2-Horizon-0.9B
Model Size	0.9b
Required VRAM	2.2 GB
Updated	2026-11-10
Maintainer	Lucasgitguy-co
Model Type	k2_horizon
Model Files	2.2 GB: 0-of-1
Supported Languages	en
Model Architecture	K2HorizonForCausalLM
License	apache-2.0
Context Length	131072
Model Max Length	131072
Transformers Version	4.57.1
Tokenizer Class	PreTrainedTokenizerFast
Padding Token	reserved_special_token_205
Vocabulary Size	64256

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Instruction Following and Task Automation
Factuality and Completeness of Knowledge
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Data Analysis and Insight Generation
Text Generation
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Multi-Language Support and Translation

Best Alternatives to K2 Horizon 0.9B System1

Best Alternatives	Context / RAM	Downloads	Likes
K2 Type 0.9B	128K / 2.2 GB	1335	26
K2 Horizon 0.9B	128K / 2.2 GB	1178	23
K2 Horizon 0.9B Heretic	128K / 4.3 GB	166	0