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zen-eco-4b-agent-mlx
zenlm/zen-eco-4b-agent-mlx
zen-eco-4b-agent-mlx is a text generation model from zenlm. Use it when you need the model to write or continue text. It is set up for mlx. The card lists the license as apache-2.0.
MLX 4-bit build of the Eco 4B agent (tool-calling fine-tune), for Apple Silicon.
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532
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4B
4.5 GB on disk
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Base models
Model card
From the Hugging Face model README
zen-eco-4b-agent (MLX)
MLX 4-bit build of the Eco 4B agent (tool-calling fine-tune), for Apple Silicon.
Repackaged from Qwen/Qwen3-4B (apache-2.0, Alibaba Qwen). Not trained from scratch — a permissively-licensed redistribution for the OSS-clean Zen model line.
Specs
| Property | Value |
|---|---|
| Parameters | 4B (dense) |
| Architecture | Qwen3 (Qwen3ForCausalLM) |
| Format | MLX 4-bit |
Usage
pip install mlx-lm
from mlx_lm import load, generate
model, tokenizer = load("zenlm/zen-eco-4b-agent-mlx")
messages = [{"role": "user", "content": "Hello, who are you?"}]
prompt = tokenizer.apply_chat_template(messages, add_generation_prompt=True)
print(generate(model, tokenizer, prompt=prompt, verbose=True))
License
apache-2.0. Upstream: Qwen/Qwen3-4B by Alibaba Qwen (apache-2.0).
- Task
- Text Generation
- Library
- mlx
- Type
- qwen3
- License
- apache-2.0
- Languages
- en
- Created
- Sep 29, 2025
- Updated
- Jul 14, 2026