What are the hardware requirements for MiniCPM5 1B?

MiniCPM5 1B 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 MiniCPM5 1B and how large is it?

MiniCPM5 1B is developed by openbmb, 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 MiniCPM5 1B?

MiniCPM5 1B is hosted on Hugging Face and linked from this page. LLM Explorer also lists quantized variants and similar alternatives if available.

MiniCPM5 1B by openbmb — VRAM 2.2GB, 128K context

Name: MiniCPM5 1B
Author: openbmb

MiniCPM5 1B is an open-source language model by openbmb. Features: 1b LLM, VRAM: 2.2GB, Context: 128K, License: apache-2.0, LLM Explorer Score: 0.43.

Arxiv:2506.07900 Arxiv:2512.16649 Arxiv:2602.09003 Arxiv:2604.13016 Conversational Dataset:openbmb/ultra-fineweb Dataset:openbmb/ultra-fineweb-... Dataset:openbmb/ultradata-math Dataset:openbmb/ultradata-sft-... Edge-ai En Endpoints compatible Llama Long-context Minicpm Minicpm5 On-device Region:us Safetensors Sharded Tensorflow Tool-calling Zh

Model Card on HF 🤗: https://huggingface.co/openbmb/MiniCPM5-1B

MiniCPM5 1B Parameters and Internals

LLM Name	MiniCPM5 1B
Repository 🤗	https://huggingface.co/openbmb/MiniCPM5-1B
Model Size	1b
Required VRAM	2.2 GB
Updated	2026-07-08
Maintainer	openbmb
Model Type	llama
Model Files	2.2 GB: 0-of-1
Supported Languages	en zh
Model Architecture	LlamaForCausalLM
License	apache-2.0
Context Length	131072
Model Max Length	131072
Transformers Version	5.6.2
Tokenizer Class	PreTrainedTokenizerFast
Padding Token	</s>
Vocabulary Size	130560
Torch Data Type	bfloat16

Rank the MiniCPM5 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

Quantized Models of the MiniCPM5 1B

Model	Likes	Downloads	VRAM
MiniCPM5 1B Turkish	3	529	0 GB
...1B Agentic Tooluse Merged FP16	6	2361	2 GB
MiniCPM5 1B OptiQ 4bit	9	4608	0 GB
MiniCPM5 1B 8bit	3	1983	1 GB
...pstream Minicpm5 1B Forecaster	0	296	0 GB
MiniCPM5 1B 4bit	1	315	0 GB

Best Alternatives to MiniCPM5 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
Llama 3.2 1B Instruct	128K / 2.5 GB	212072	100
Llama 3.2 1B Instruct	128K / 2.5 GB	10114634	1549
...1B Claude Opus Fable5 Thinking	128K / 2.2 GB	6165	166
LlaMa3.2 1B Instruct	128K / 4.9 GB	14	0