DATA AI Chat 4.1 0.5B is an open-source language model by Mattimax. Features: 0.5b LLM, VRAM: 1GB, Context: 32K, License: apache-2.0, Instruction-Based, LLM Explorer Score: 0.19.
Autotrain compatible Base model:finetune:qwen/qwen2... Base model:qwen/qwen2.5-0.5b-i... Chat Conversational Dataset:alexandrainst/m mmlu Dataset:efederici/alpaca-gpt4-... Dataset:mattimax/data-ai conve... Dataset:s-conia/arc italian Dataset:teelinsan/camoscio En Endpoints compatible Instruct It Qwen2 Region:us Safetensors
Model Card on HF 🤗: https://huggingface.co/Mattimax/DATA-AI_Chat_4.1_0.5B
DATA AI Chat 4.1 0.5B Benchmarks
nn.n% — How the model compares to the reference models: Anthropic Sonnet 3.5 ("so35"), GPT-4o ("gpt4o") or GPT-4 ("gpt4").
What is the LLM Explorer Rank (Score)
DATA AI Chat 4.1 0.5B Parameters and Internals
| LLM Name | DATA AI Chat 4.1 0.5B |
| Repository 🤗 | https://huggingface.co/Mattimax/DATA-AI_Chat_4.1_0.5B |
| Base Model(s) | |
| Model Size | 0.5b |
| Required VRAM | 1 GB |
| Updated | 2025-09-23 |
| Maintainer | Mattimax |
| Model Type | qwen2 |
| Instruction-Based | Yes |
| Model Files | |
| Supported Languages | it en |
| Model Architecture | Qwen2ForCausalLM |
| License | apache-2.0 |
| Context Length | 32768 |
| Model Max Length | 32768 |
| Transformers Version | 4.53.2 |
| Tokenizer Class | Qwen2Tokenizer |
| Padding Token | <|endoftext|> |
| Vocabulary Size | 151936 |
| Torch Data Type | bfloat16 |
| Errors | replace |
Best Alternatives to DATA AI Chat 4.1 0.5B
Best Alternatives |
Context / RAM |
Downloads |
Likes |
|---|---|---|---|
| Qwen2 0.5B Abyme Merge3 | 128K / 1.3 GB | 5 | 1 |
| Qwen2 0.5B Abyme Merge2 | 128K / 0.3 GB | 9 | 0 |
| Qwen2.5 0.5B Instruct | 64K / 1 GB | 7 | 0 |
| Qwen2.5 0.5B Instruct | 32K / 1 GB | 6089483 | 505 |
| Qwen R1 0.5B | 32K / 1 GB | 202 | 2 |
| Veda Labs 0.5B Instruct Base | 32K / 1 GB | 78 | 2 |
| ...5 0.5B Instruct Abliterated Ru | 32K / 2 GB | 432 | 0 |
| Qwen2 0.5B Instruct | 32K / 1 GB | 1173535 | 201 |
| Q SS 0.5B Reasoning Math | 32K / 1 GB | 44 | 2 |
| DAC5.4 0.5B | 32K / 1 GB | 35 | 0 |
Note: green Score (e.g. "73.2") means that the model is better than Mattimax/DATA-AI_Chat_4.1_0.5B .
Rank the DATA AI Chat 4.1 0.5B Capabilities
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Original data from HuggingFace, OpenCompass and various public git repos.
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Release v20260328a