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license: mit
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---
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license: mit
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base_model: microsoft/NextCoder-7B
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tags:
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- code
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- fp8
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- quantized
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- nextcoder
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- microsoft
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library_name: transformers
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pipeline_tag: text-generation
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---
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# NextCoder-7B-FP8
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This is an FP8 quantized version of [microsoft/NextCoder-7B](https://huggingface.co/microsoft/NextCoder-7B) for efficient inference on NVIDIA Ada Lovelace and newer GPUs.
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## Model Description
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FP8 (8-bit floating point) quantization of NextCoder-7B, optimized for fast code generation with minimal quality loss.
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### Quantization Details
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| Property | Value |
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|----------|-------|
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| Original Model | [microsoft/NextCoder-7B](https://huggingface.co/microsoft/NextCoder-7B) |
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| Quantization Method | FP8 (E4M3) via llm-compressor |
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| Model Size | ~14GB (3 sharded safetensors files) |
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| Target Hardware | NVIDIA Ada Lovelace (RTX 40xx, RTX 5000 Ada, etc.) |
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| Quantization Date | 2025-11-22 |
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| Quantization Time | 47.0 minutes |
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| Hardware Used | NVIDIA RTX 5000 Ada Generation (31.5 GB) |
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## Usage
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### Loading the Model
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```python
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from transformers import AutoModelForCausalLM, AutoTokenizer
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import torch
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# Load model with FP8 quantization
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model = AutoModelForCausalLM.from_pretrained(
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"TevunahAi/NextCoder-7B-FP8",
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torch_dtype=torch.float8_e4m3fn, # FP8 dtype
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device_map="auto",
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low_cpu_mem_usage=True,
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)
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tokenizer = AutoTokenizer.from_pretrained("TevunahAi/NextCoder-7B-FP8")
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# Generate code
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messages = [{"role": "user", "content": "Write a Python function to calculate fibonacci numbers"}]
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text = tokenizer.apply_chat_template(messages, tokenize=False, add_generation_prompt=True)
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inputs = tokenizer([text], return_tensors="pt").to(model.device)
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outputs = model.generate(
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**inputs,
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max_new_tokens=512,
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temperature=0.7,
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do_sample=True
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)
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print(tokenizer.decode(outputs[0], skip_special_tokens=True))
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```
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### Requirements
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```bash
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pip install torch>=2.1.0 # FP8 support requires PyTorch 2.1+
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pip install transformers>=4.40.0
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pip install accelerate
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```
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**System Requirements:**
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- PyTorch 2.1 or newer with CUDA support
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- NVIDIA GPU with FP8 support (Ada Lovelace or newer: RTX 40xx series, RTX 5000 Ada, H100, etc.)
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- CUDA 11.8 or newer
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- ~14GB VRAM for inference
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## Benefits of FP8
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- **~50% memory reduction** compared to FP16/BF16
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- **Faster inference** on Ada Lovelace and Hopper GPUs with native FP8 Tensor Cores
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- **Minimal quality loss** compared to INT8 or INT4 quantization
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- **Native hardware acceleration** on modern NVIDIA GPUs
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## Model Files
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This model is sharded into 3 safetensors files:
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- `model-00001-of-00003.safetensors`
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- `model-00002-of-00003.safetensors`
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- `model-00003-of-00003.safetensors`
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All files are required for inference.
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## Original Model
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This quantization is based on [microsoft/NextCoder-7B](https://huggingface.co/microsoft/NextCoder-7B) by Microsoft.
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Please refer to the [original model card](https://huggingface.co/microsoft/NextCoder-7B) for:
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- Training details
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- Intended use cases
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- Capabilities and limitations
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- Evaluation results
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- Ethical considerations
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## Quantization Recipe
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This model was quantized using llm-compressor with the FP8 E4M3 format. The quantization recipe is included in `recipe.yaml`.
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## License
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This model inherits the MIT license from the original NextCoder-7B model.
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## Citation
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If you use this model, please cite the original NextCoder work:
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```bibtex
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@misc{nextcoder2024,
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title={NextCoder: Next-Generation Code LLM},
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author={Microsoft},
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year={2024},
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url={https://huggingface.co/microsoft/NextCoder-7B}
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}
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```
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## Acknowledgments
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- Original model by Microsoft
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- Quantization performed using Neural Magic's llm-compressor
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- Quantized by TevunahAi
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