bbuttercup/legal-chatbot-qwen2.5-1.5b-id-grpo

TEXT GENERATIONPricing:Input $0.04 / Cached $0.008 / Output $0.08Concurrent Unit Cost:1Model Size:1.5BQuant:BF16Context Size:32kTool Calling:SupportedPublished:Sep 15, 2026License:apache-2.0Architecture:Transformer Open Weights Featherless Exclusive Cold

The bbuttercup/legal-chatbot-qwen2.5-1.5b-id-grpo is a 1.5 billion parameter Qwen2.5 model, developed by bbuttercup, specifically fine-tuned for legal chatbot applications. This model was trained using Unsloth and Huggingface's TRL library, achieving 2x faster training speeds. It is designed to excel in legal domain-specific conversational tasks, leveraging its 32768 token context length for comprehensive understanding.

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Model Overview

The bbuttercup/legal-chatbot-qwen2.5-1.5b-id-grpo is a 1.5 billion parameter language model, fine-tuned from a base Qwen2.5 model by bbuttercup. This iteration builds upon bbuttercup/legal-chatbot-qwen2.5-1.5b-id and is specifically optimized for legal chatbot functionalities.

Key Characteristics

  • Architecture: Qwen2.5-based, a causal language model known for its strong performance.
  • Parameter Count: 1.5 billion parameters, offering a balance between capability and computational efficiency.
  • Context Length: Features a substantial 32768 token context window, enabling it to process and understand lengthy legal documents and complex queries.
  • Training Efficiency: The model was fine-tuned using Unsloth and Huggingface's TRL library, resulting in a 2x faster training process compared to standard methods.

Use Cases

This model is particularly well-suited for applications requiring specialized understanding and generation within the legal domain. Its fine-tuning and extended context window make it ideal for:

  • Legal Chatbots: Providing automated responses to legal inquiries, assisting with document analysis, or offering preliminary legal information.
  • Legal Information Retrieval: Extracting relevant information from legal texts or databases.
  • Legal Document Processing: Aiding in the summarization or analysis of contracts, case law, and other legal documents.