Create README.md
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README.md
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---
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language:
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- en
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tags:
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- text-generation
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- causal-lm
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- custom-architecture
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- slm
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- small-language-model
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license: mit
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---
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# Blaze (48.3M)
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Blaze is a 48.3M parameter causal language model developed by SurjoLabs. It scores **15.45 on the Intelligence Index**, placing #1 in the sub-50M parameter category on the Open SLM Leaderboard.
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The model uses XSA (orthogonal value-subtraction) attention with recurrent layer sharing, achieving an effective computational depth of 26 layers while storing only 14 physical layers.
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---
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## Architecture Specifications
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| Parameter | Value |
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| :--- | :--- |
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| Total Parameters | 48,251,136 |
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| Physical Layers | 14 (1 prelude + 12 recurrent + 1 coda) |
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| Recurrent Passes | 2 (effective depth: 26 layers) |
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| Hidden Size | 512 |
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| Intermediate Size | 1536 |
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| Attention Heads | 8 Query, 4 Key-Value (2:1 GQA) |
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| Head Dimension | 64 |
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| Vocabulary Size | 8,192 (tied embeddings) |
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| Context Length | 1,024 tokens |
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---
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## Training & Checkpoint Selection
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* **Total Tokens:** ~20.97B tokens (20,000 steps at 2^20 = 1,048,576 tokens/step)
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* **Schedule:** WSD (Warmup-Stable-Decay) learning rate scheduler
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* **Selected Checkpoint:** Checkpoint 19,500 achieved peak performance across benchmarks and is the official set of weights released in this repository.
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---
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## Benchmark Results
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Evaluated 0-shot using normalized accuracy (acc_norm):
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| Benchmark | Score |
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| :--- | :--- |
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| **PIQA** | 62.51% |
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| **ARC-Easy** | 41.84% |
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| **ArithMark-3.0** | 37.80% |
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| **HellaSwag** | 31.84% |
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| **ARC-Challenge** | 24.91% |
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| **Intelligence Index** | **15.45** |
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---
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## Usage
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```python
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import torch
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from transformers import AutoModelForCausalLM, AutoTokenizer
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model_id = "SurjoLabs/Blaze"
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tokenizer = AutoTokenizer.from_pretrained(model_id, trust_remote_code=True)
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model = AutoModelForCausalLM.from_pretrained(
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model_id,
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trust_remote_code=True,
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torch_dtype=torch.bfloat16,
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).cuda()
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prompt = "The speed of light is"
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inputs = tokenizer(prompt, return_tensors="pt").to("cuda")
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outputs = model.generate(**inputs, max_new_tokens=32)
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print(tokenizer.decode(outputs[0], skip_special_tokens=True))
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```
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---
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## License
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MIT
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