Stylus

We need to develop a custom smart AI pen with essential features:  
1. Discreet design resembling a normal pen  
2. Integrated OCR text-scanner at the tip for printed text recognition  
3. Bluetooth module for data transmission to mobile apps  
4. Compact OLED/e-ink display for showing AI-generated answers  
5. Rechargeable battery system  

Key requirements:  
- No microphone or voice functions required  
- Prefer built-in ChatGPT capability if feasible  
- Full support needed for prototype development including PCB design and casing design  

Please provide:  
1. Technical feasibility confirmation  
2. Development timeline  
3. MOQ and unit cost breakdown  
4. OEM/ODM service details