Key takeaways
- Character cards and world info keep long sessions consistent.
- Several model backends let you trade off output quality and style.
- There is a free tier; credits sit alongside a Plus subscription from $8.99/month.
- The learning curve is steeper than in most companion apps, so experienced roleplayers get the most from it.
Caveduck at a glance
- Best for
- power users and roleplay fans who want fine control over characters and memory
- Pricing
- Freemium · From $8.99/month
- Free plan
- Yes
- Free trial
- No
- Platforms
- Web, Browser
- API access
- No
Our ratings
Very good
Editorial score
How we assessed it: We tested Caveduck's character card setup, its world info and memory controls, chat quality over long sessions, and how the credits and pricing work.
Caveduck is an 18+ character roleplay platform that sets itself apart with detailed character cards, world info management and memory settings you can adjust. Below we look at how it works, who it fits and how it compares with the alternatives.
What is Caveduck?
Caveduck is an adult (18+) character chat and roleplay platform that runs in the browser and gives you a lot of say over how your AI companion behaves. Instead of a bare chat window, you get character cards that spell out a companion’s looks, personality, speech habits and backstory. World info entries go a step further: you write shared lore, and the AI draws on it for the whole session. Memory settings decide how much of the chat history the model keeps in view. Caveduck sits among many adult AI tools in the directory, so compare a few before you pay for any of them.
You can pick characters that other users made from the catalog, or build your own from scratch. Several model backends are on offer, so experienced users can choose the one that best suits the way they like to roleplay.
Who is it for?
Caveduck targets adults (18+) who want tight control over their roleplay, especially people tired of companion apps that drop character or lose context in long sessions. The more time you spend on character setup, the better it gets. It suits anyone who treats companion chat as shared storytelling more than small talk.
If you want something fast with no setup, look elsewhere. Character cards, world info and memory settings all take learning, and a casual user may find Caveduck less welcoming than simpler platforms.
Getting started
You sign up for a free account, then either browse the community catalog or open the character builder and fill in the card with personality and behavior details. For stories that need more depth, add world info entries and tune the memory settings.
On the free tier you get about 20 responses per day and a starting pool of points, which is enough to judge the platform before you pay. If Caveduck turns out to be a poor fit, the CraveU AI review covers a similar option.
Standout features
- Detailed character cards that set appearance, personality and behavior rules so the AI responds consistently.
- World info controls for shared lore and context entries that stay active through a session.
- Adjustable memory settings that decide how much earlier conversation the model keeps.
- Community character catalog with a wide range of user-made characters you can use right away.
- Multiple model backends so you can pick the output quality and style you prefer.
Quality in practice
With well-configured character cards, Caveduck holds up in long sessions better than most. Characters stay in role over long exchanges, and world info stops story details from slipping away. The result is roleplay that feels more coherent than on many competing platforms.
The model backend you choose changes the output quality, and heavy use burns through credits faster. The community catalog offers plenty of variety, but how good a character is depends on who made it.
Pricing
Caveduck combines credits with an optional monthly subscription. Free users get daily response limits and starter points. Point packs run from $4.99 for 5,000 points up to $99.99 for 107,000 points. Caveduck Plus costs $8.99/month and gives you unlimited basic text chat plus cheaper point costs on premium actions. If price matters most to you, the guide to free Character AI alternatives lists companion apps whose free plans are usable.
Safety, privacy and content
You must verify your age at sign-up, since Caveduck is for adults (18+) only. Read the current terms of service and privacy policy before you start. As on any AI companion platform, keep personal or sensitive details out of your chats. Minors should not use the service.
Caveduck features & use cases
- Character cards with lots of detail
- Controls for world info and lore
- Memory settings you can tune
- Build your own bots
- A choice of model backends
Best used for
Works on Web, Browser. We found no public API for this tool.
Caveduck pros and cons
Pros
- Strong control over characters and memory for long roleplay
- Community catalog that gets regular additions
- Several models to match your taste
Cons
- Only adults (18+) who pass age verification can use it
- Character cards and memory settings take time to learn
- Heavy users can hit the limits of the credit system
Caveduck pricing
| Plan | Price | What you get |
|---|---|---|
Free | Free | Entry access with a cap on daily responses plus 300 starter points to spend on character creation. |
Points Pack | $9.99 | A single purchase of 10,000 points, no subscription. You can also buy a smaller $4.99 / 5,000-point pack. |
Caveduck PlusPopular | $8.99/month | A monthly plan that removes the cap on basic text chat and speeds up replies. |
How Caveduck compares
How Caveduck stacks up against the closest tools we'd also consider.
| Tool | Our score | From | Free plan | Key difference |
|---|---|---|---|---|
| 3.7 / 5 | $8.99/month | The tool this page reviews | ||
| 3.6 / 5 | Free | With Tavern AI you bring your own model backend and get even more technical control. Caveduck manages the backend for you and offers built-in model choices. | ||
| 4.1 / 5 | $5.99/month | CrushOn AI is easier for casual users to set up, though it gives you less control over how a character behaves and what it remembers. | ||
| 4.0 / 5 | $9.99/month | Flipped AI centers on a big catalog of ready-made characters you can open fast. Caveduck puts control and customization first for people who write their own characters. |
The verdict
Very good
Editorial score
If you put time into configuration, Caveduck pays you back with long sessions that hold together far better than in most companion apps. It is a specialist tool, and dedicated roleplayers get the most out of it.
Caveduck FAQ
Is Caveduck free?
Yes, there is a free tier with about 20 responses per day plus some starter points. For more, you can buy the Caveduck Plus subscription at $8.99/month or one-off point packs starting at $4.99. You must pass age verification (18+) to get in.
Is Caveduck only for adults?
Yes. Caveduck is an 18+ platform, and you have to verify your age before you can use it.
How difficult is Caveduck to set up?
Character cards, world info and memory settings take some learning. If you are new, start with characters from the community catalog and build your own later, which keeps the first sessions simple.
What platforms does Caveduck support?
Caveduck runs in the browser, so you have nothing to download or install. Any modern web browser will do.
Does Caveduck require technical knowledge?
Setting up character cards, world info and memory takes some learning. If you are new, you can start with characters from the community and build your own later.
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