What are the hardware requirements for GigaChat 20B A3B Instruct Bf16?

GigaChat 20B A3B Instruct Bf16 requires approximately 41.2 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 GigaChat 20B A3B Instruct Bf16 and how large is it?

GigaChat 20B A3B Instruct Bf16 is developed by ai-sage, a model with 20b 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 GigaChat 20B A3B Instruct Bf16?

GigaChat 20B A3B Instruct Bf16 is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

GigaChat 20B A3B Instruct Bf16 by ai-sage — VRAM 41.2GB, 128K context

Name: GigaChat 20B A3B Instruct Bf16
Author: ai-sage

GigaChat 20B A3B Instruct Bf16 is an open-source language model by ai-sage. Features: 20b LLM, VRAM: 41.2GB, Context: 128K, License: mit, Instruction-Based, LLM Explorer Score: 0.16.

Arxiv:2506.09440 Base model:ai-sage/gigachat-20... Base model:finetune:ai-sage/gi... Conversational Custom code Deepseek En Instruct Region:us Ru Safetensors Sharded Tensorflow

Model Card on HF 🤗: https://huggingface.co/ai-sage/GigaChat-20B-A3B-instruct-bf16

GigaChat 20B A3B Instruct Bf16 Parameters and Internals

LLM Name	GigaChat 20B A3B Instruct Bf16
Repository 🤗	https://huggingface.co/ai-sage/GigaChat-20B-A3B-instruct-bf16
Base Model(s)	GigaChat 20B A3B Instruct ai-sage/GigaChat-20B-A3B-instruct
Model Size	20b
Required VRAM	41.2 GB
Updated	2026-07-28
Maintainer	ai-sage
Model Type	deepseek
Instruction-Based	Yes
Model Files	5.0 GB: 1-of-9 5.0 GB: 2-of-9 5.0 GB: 3-of-9 5.0 GB: 4-of-9 5.0 GB: 5-of-9 5.0 GB: 6-of-9 5.0 GB: 7-of-9 5.0 GB: 8-of-9 1.2 GB: 9-of-9
Supported Languages	ru en
Model Architecture	DeepseekForCausalLM
License	mit
Context Length	131072
Model Max Length	131072
Transformers Version	4.47.0
Tokenizer Class	PreTrainedTokenizerFast
Vocabulary Size	128256
Torch Data Type	bfloat16

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Best Alternatives to GigaChat 20B A3B Instruct Bf16

Best Alternatives	Context / RAM	Downloads	Likes
GigaChat 20B A3B Instruct	128K / 82.5 GB	772	53

Note: green Score (e.g. "73.2") means that the model is better than ai-sage/GigaChat-20B-A3B-instruct-bf16.