CaveDuck and CharHub AI are both AI character chat platforms where users create and interact with AI characters. This page presents a neutral, factual side-by-side assessment of the two services based on their official sites.
At a glance
| CaveDuck | CharHub AI | |
|---|---|---|
| Company | Warp Space Inc. | CharHub LLC |
| Official site | caveduck.io | charhub.ai |
| Pricing model | Dual currency: Feather (free) for basic models; Wing (paid) for advanced models. Caveduck PLUS membership ($19.99/month) with unlimited basic chat, voice, and image generation. | Free; Supporter $7/month; Premium $15/month; Deluxe $35/month. Paid subscriptions are currently paused during billing migration. |
| Character creation | Yes — name, appearance, personality, backstory, images, style rules | Yes — create original characters |
| Voice/TTS | Yes | Not listed |
| Videos in chat | Yes (WebP, GIF) | Not listed |
| Group chats | Not listed | Yes |
| Challenges | Not listed | Yes |
| Worlds/lorebooks | World scenario in character creation | Yes — worlds and lorebooks |
| AI image generation | Yes (for character visuals) | Yes |
| Creator incentives | Yes — earn incentives, withdraw as USDC | Not listed |
| Age policy | See Terms of Service | 18+ only (per Terms of Use) |
| Platforms | Web; mobile app (iOS/Android) | Web |
Pricing details
CaveDuck uses Feather (free currency for basic models) and Wing (paid currency for advanced models). Caveduck PLUS ($19.99/month, as listed on the official store) includes unlimited basic chat models, unlimited basic voice, unlimited image generation, and 5 stamps monthly, auto-renewing every 30 days.
CharHub AI offers a Free plan (unlimited messages with the 4k context model, group chats, challenges, worlds/lorebooks). Paid tiers are Supporter ($7/month, 25 AI image generations/day), Premium ($15/month, unlimited 8K messages, 50 image generations/day), and Deluxe ($35/month, unlimited 8K messages and image generations). The official pricing page currently states that subscriptions are temporarily unavailable while billing is migrated.
Content policies
CaveDuck’s Terms prohibit pornographic content, impersonation, and deepfakes. CharHub AI’s Terms require users to be 18 or older and prohibit content depicting minors, real individuals, and illegal/violent content.
Try them with ready-made prompts
Explore CaveDuck prompts and CharHub AI prompts, or browse more tools in the AI Assistants category.