Yi1.5-6|9|34B
FreeOpen-source language models by 01-ai
FreeFree tier
Inputs: textOutputs: text
About Yi1.5-6|9|34B
Yi-1.5 is a series of open-source large language models developed by 01-ai, fine-tuned from the original Yi base models. Available in 6B, 9B, and 34B parameter variants, these models are optimized for text generation tasks, including both base and chat versions. The collection on Hugging Face features multiple model cards with up-to-date weights and integration ready for inference.
Key Features
Available in 6B, 9B, and 34B parameter sizes
Fine-tuned from Yi base models for improved performance
Optimized for text generation tasks
Includes both base and chat versions
Open-source and freely available on Hugging Face
Multiple model variants for scalability and efficiency
Pros & Cons
Pros
- Open-source and free to use
- Multiple size options (6B, 9B, 34B) for different compute budgets
- Fine-tuned from high-quality base models (Yi)
- Active community and regular updates on Hugging Face
- Optimized for text generation with strong performance
Cons
- Larger models (34B) require significant GPU memory and compute resources
- Limited documented use cases beyond text generation
- Potential biases inherited from training data
- No dedicated official documentation or support beyond model cards
Best For
General text generation and completionConversational AI and chatbotsContent creation and writing assistanceLanguage understanding and reasoning tasksResearch and experimentation in NLP
FAQ
What sizes are available for Yi-1.5 models?
Yi-1.5 models are available in 6B, 9B, and 34B parameter sizes, each with base and chat variants.
Is Yi-1.5 free to use?
Yes, the models are open-source and freely available on Hugging Face under an open license.
What tasks are Yi-1.5 models designed for?
They are optimized for text generation, including conversational AI, content creation, and general language understanding tasks.