DupDub vs InternLM

Compare DupDub and InternLM: free credits, features, and ratings. Which one is right for you?

Feature
Category
Video Generation
API Platform
Rating
⭐ 2.5
⭐ 3
Free Credits
0 undefined
null 10 RPM, key valid 6 months
Refresh Period
one-time
per-minute
Resolution
720p-1080p
Watermark
No
No
Commercial Use
No
No
Paid From
TBD

DupDub

Free watermark-free AI digital human video generator. Supports Chinese. Best free alternative to D-ID. Converts text to videos with realistic faces, perfect for talking-head videos and product introductions.

Pros

  • βœ“No watermark
  • βœ“Chinese support
  • βœ“Free D-ID alternative
  • βœ“Easy to use

Cons

  • βœ—Limited free credits
  • βœ—Average generation quality

Key Features

Text to Digital Human VideoChinese SupportMultiple Face Options
View Details β†’

InternLM

InternLM API from Shanghai AI Lab. Free tier: 10 RPM, API key valid for 6 months. InternVL3-78B is a multimodal model with strong image-text understanding. Domestic access, solid academic background.

Pros

  • βœ“Accessible from China without VPN
  • βœ“Solid academic backing from Shanghai AI Lab
  • βœ“InternVL3 has strong multimodal capabilities
  • βœ“Completely free

Cons

  • βœ—10 RPM is very low
  • βœ—API key expires after 6 months
  • βœ—Limited model selection

Key Features

InternVL3-78B MultimodalChina Direct AccessFree to Use
View Details β†’