What are the hardware requirements for Arch Function Chat 1.5B?

Arch Function Chat 1.5B requires approximately 3.1 GB of VRAM and supports a context window of 32K tokens. Quantized variants may run on less VRAM; see the Quantized Models section on this page.

Who developed Arch Function Chat 1.5B and how large is it?

Arch Function Chat 1.5B is developed by katanemo, a model with 1.5b 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 Arch Function Chat 1.5B?

Arch Function Chat 1.5B is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

Arch Function Chat 1.5B by katanemo — VRAM 3.1GB, 32K context

Name: Arch Function Chat 1.5B
Author: katanemo

Arch Function Chat 1.5B is an open-source language model by katanemo. Features: 1.5b LLM, VRAM: 3.1GB, Context: 32K, License: other, Instruction-Based, Code Generating, LLM Explorer Score: 0.17.

Base model:finetune:qwen/qwen2... Base model:qwen/qwen2.5-coder-... Codegen Conversational En Endpoints compatible Instruct Qwen2 Region:us Safetensors

Model Card on HF 🤗: https://huggingface.co/katanemo/Arch-Function-Chat-1.5B

Arch Function Chat 1.5B Parameters and Internals

LLM Name	Arch Function Chat 1.5B
Repository 🤗	https://huggingface.co/katanemo/Arch-Function-Chat-1.5B
Base Model(s)	Qwen/Qwen2.5-Coder-1.5B-Instruct Qwen/Qwen2.5-Coder-1.5B-Instruct
Model Size	1.5b
Required VRAM	3.1 GB
Updated	2026-07-31
Maintainer	katanemo
Model Type	qwen2
Instruction-Based	Yes
Model Files	3.1 GB
Supported Languages	en
Generates Code	Yes
Model Architecture	Qwen2ForCausalLM
License	other
Context Length	32768
Model Max Length	32768
Transformers Version	4.49.0
Tokenizer Class	Qwen2Tokenizer
Padding Token	<\|endoftext\|>
Vocabulary Size	151936
Torch Data Type	bfloat16
Errors	replace

Rank the Arch Function Chat 1.5B 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 Arch Function Chat 1.5B

Best Alternatives	Context / RAM	Downloads	Likes
Merge Cord V1	128K / 3.1 GB	155	1
Replete Coder Qwen2 1.5B	128K / 3.1 GB	233	23
Pulsar Coder 1.5B	32K / 3.1 GB	13	0
Qwen2.5 Coder 1.5B Instruct	32K / 3.1 GB	695585	134
Mythos Qwen 1.5B Final	32K / 3.1 GB	104	1
Microcoder 1.5B	32K / 3.1 GB	20	4
Qwen2.5 Coder 1.5B Instruct	32K / 3.1 GB	69796	6
...n2.5 Coder Draft 1.5B Instruct	32K / 3.1 GB	7	0
ProseFlow V1.1.5B Instruct	32K / 3.1 GB	4	1
Arch Agent 1.5B	32K / 3.1 GB	149	9

Note: green Score (e.g. "73.2") means that the model is better than katanemo/Arch-Function-Chat-1.5B.