xw1234gan/NuminaMath_Main_fixed_SFTanchor_1_5B_step_4

TEXT GENERATIONConcurrency Cost:1Model Size:1.5BQuant:BF16Ctx Length:32kPublished:Apr 23, 2026Architecture:Transformer Cold

The xw1234gan/NuminaMath_Main_fixed_SFTanchor_1_5B_step_4 is a 1.5 billion parameter language model with a 32768 token context length. Developed by xw1234gan, this model is fine-tuned for specific tasks, indicated by its 'SFTanchor' designation. Its architecture and training focus are designed for specialized applications, though specific details on its primary differentiator are not provided in the available documentation.

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Model Overview

The xw1234gan/NuminaMath_Main_fixed_SFTanchor_1_5B_step_4 is a 1.5 billion parameter language model with a substantial context length of 32768 tokens. This model is identified as a "fixed SFTanchor" version, suggesting it has undergone Supervised Fine-Tuning (SFT) and is likely optimized for particular tasks or domains.

Key Characteristics

  • Parameter Count: 1.5 billion parameters, indicating a moderately sized model suitable for various applications.
  • Context Length: A significant 32768 tokens, allowing it to process and generate longer sequences of text while maintaining context.
  • Fine-Tuned: The 'SFTanchor' in its name implies it has been fine-tuned for specific objectives, though the exact nature of these objectives (e.g., mathematical reasoning, code generation, specific language tasks) is not detailed in the provided model card.

Use Cases

Given the limited information, the model is likely intended for specialized applications where its fine-tuning provides an advantage. Users should consider this model for tasks that align with its undisclosed SFT objectives, especially those benefiting from a large context window. Without further details on its training data or evaluation, specific recommendations are difficult, but its architecture suggests potential for focused performance in its intended domain.