AI Chat in Unity

📌 Project Description

This project is a simple integrated AI chat using Hugging Face Inference API. The player can enter messages, send them to the chat, and receive conversational AI-generated responses in real-time.

🚀 Features

• Basic UI:

  • Input field for user messages
  • "Send" button
  • Chat window (ScrollView with Text)

• Hugging Face API Integration:

  • Sending user messages via API requests
  • Receiving and displaying AI responses
  • Error handling (timeouts, connection issues)

• C#

• UnityWebRequest

• Hugging Face API

⚙️ How to Run the Project

1. Clone the repository or download the project archive

2. Open in Unity (compatible with version 2022.3.51f1 and above)

3. Insert your API key in AIChatManager.cs

   • Click on Window → Hugging Face API Configuration.
   • In the API Key field, paste your Hugging Face API key
   • In the API Model field, enter the name of the model you want to use.
     • Example: "facebook/blenderbot-3B" for a chatbot.
   • Adjust Additional Settings
     • Timeout: Set a timeout value (e.g., 10 seconds) to prevent long wait times. Error Handling: Enable error notifications for a smoother experience.

4. Run the scene (HuggingFace/Resources/Scenes/ChatBot)

🖥️ API Used

This project utilizes Hugging Face API with the facebook/blenderbot-3B model for AI-generated responses.

Example request:

UnityWebRequest request = new UnityWebRequest("https://huggingface.co/api/whoami-v2", "GET");
request.SetRequestHeader("Authorization", $"Bearer {apiKey}");