Generative AI
HKU GenAI Services
HKU GenAI Services
With Artificial Intelligence (AI) set to revolutionize education, HKU ITS is providing ChatGPT and DALL∙E, powered by Microsoft’s Azure OpenAI services, for staff and students to prepare for the future and reap benefits from the immense potential AI has to offer. Limited to teaching, learning, work and research-related purposes only, these AI assistants can help users resolve queries and assist in tasks.
GenAI Web App
A user-friendly AI platform for text generation and image creation, accessible via simple web interface.
Availability
- Staff – Unlimited requests per day
- Students – Up to 500,000 tokens a month for both web apps.
| Model | Type | File support | Context window |
|---|---|---|---|
| OpenAI gpt-4.1-nano | General purpose | Images and documents | 1M context |
| OpenAI gpt-4.1-mini | |||
| OpenAI gpt-4.1 | |||
| OpenAI o4-mini | Reasoning | 200k context | |
| OpenAI gpt-5-nano | 400k context | ||
| OpenAI gpt-5-mini | |||
| OpenAI gpt-5-chat | General purpose | 128k context | |
| OpenAI gpt-5.1 | Reasoning | 400k context | |
| Google gemini-2.5-flash | Images, documents, videos, and audios | 1M context | |
| DeepSeek-V3 | General purpose | Documents only | 128k context |
| DeepSeek-R1 | Reasoning | 128k context |
| Model | Quality | Resolution | Token consumption (student only) | Weekly rate limit |
|---|---|---|---|---|
| Google gemini-2.5-flash-image | N/A | Various | by consumption | 70 images |
| OpenAI gpt-image-1 | Low, Medium, High | 1024×1024, 1024×1536, 1536×1024 | ||
| OpenAI DALL-E 3 | Standard | 1024×1024 | 20000 tokens / image | |
| 1024×1792, 1792×1024 | 40000 tokens / image | |||
| HD | 1024×1024 | |||
| 1024×1792, 1792×1024 | 60000 tokens / image |
GenAI API
Tools for developers to create and deploy custom generative AI solutions.
Availability
- Staff – Rate limit and daily quota are available on API Developer Portal
| API Name | Model | Great For |
|---|---|---|
| Azure DeepSeek chat | DeepSeek-V3 | General-Purpose AI Applications: – Text Generation – Data Processing – Multilingual Support |
| DeepSeek-R1 | Logic-Intensive & Technical Applications: – Advanced Problem-Solving – Precision Coding – Decision-Support Systems | |
| Azure OpenAI chat | gpt-4.1-nano | Low-Latency Applications: – Real-Time Assistants – Mobile & Embedded Systems – High-Volume Microservices |
| gpt-4.1-mini | Efficient AI Services: – Chatbots & Customer Support – Text Preprocessing – Automation Tools | |
| gpt-4.1 | Logic-Intensive & Technical Applications: – Advanced Problem-Solving – Precision Coding – Decision-Support Systems | |
| o4-mini | Multimodal & Vision-Enabled AI: – Image-to-Text – Interactive Apps | |
| gpt-5-nano | Low-Latency Applications: – Real-Time Assistants – Mobile & Embedded Systems – High-Volume Microservices | |
| gpt-5-mini | Efficient AI Services: – Chatbots & Customer Support – Text Preprocessing – Automation Tools | |
| gpt-5-chat | A general-purpose model optimized for conversational and diverse applications. | |
| gpt-5 | Logic-Intensive & Technical Applications: – Advanced Problem-Solving – Precision Coding – Decision-Support Systems | |
| Azure OpenAI embedding | Text-embedding-Ada-002 | Semantic AI & Search Applications: – Data Clustering – RAG Pipelines |
| Azure OpenAI DALLE-3 | DALL∙E 3 | Visual content creation application |
| gpt-image-1 | This model enables users to generate higher-quality images |
* For more details and the latest updates, please visit the “HKU ChatGPT” page.