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Civitai vs Promptchan

Two fact sheets from our own research, side by side — pricing, platforms, API access and status re-checked by us rather than quoted from the vendors. Civitai starts at $10, Promptchan at $14.99. Both have a free tier. Both ship a public API.

Side by side

FactCivitaiPromptchan
CategoryOpen-source Models & HubsText-to-Image Generators
Pricing modelFreemiumFreemium
Starts at$10 month$14.99 month
Public APIYesYes
PlatformsWeb, APIWeb, API
CompanyCivitaiVisionAI Labs Limited
Launched2022
Last verifiedSep 6, 2026Sep 6, 2026

What our research says

Civitai

Still the largest public library of open image checkpoints and LoRAs, and the reproduction metadata attached to sample images is what makes it more useful than a file host. But the last two years have been about payment processors and content policy rather than models, and anyone depending on it should understand that the platform's commercial plumbing and its catalogue have both been reshaped by outside pressure.

Pros

  • Sample images carry prompts and generation settings, so results can actually be reproduced
  • The on-site generator removes the local-hardware barrier entirely
  • A documented developer API exists for pulling model metadata and files
  • Membership Buzz allowances scale linearly, so the tiers are easy to reason about

Cons

  • Card processing was cut off in May 2025, leaving crypto as the practical route to buying Buzz
  • Model licences are set per upload by uploaders, so commercial terms vary file by file
  • Repeated policy purges have removed categories of content and, with them, some users' libraries
  • Two domains now exist, which splits the catalogue and the community

Promptchan

An adult generator with an unusually complete offering - images, video, character chat, voice calls and an API - behind a named Irish company rather than the anonymous shells common in this category. Terms explicitly ban sexualised minors and non-consensual deepfakes, and the company says it enforces blocks. The Gem economy is the thing to watch: only the $33.99 Pro tier gives unlimited casual generation, and video and custom characters are Pro-only.

Pros

  • Images, video and character chat with voice calls in one subscription
  • Community gallery of roughly 20 million generations that can be cloned and varied
  • Documented API with a getting-started guide for business use
  • Named operator - VisionAI Labs Limited, registered in Dublin - with published terms
  • Free daily Gem allowance for evaluation

Cons

  • Gems meter everything; only the $33.99 Pro tier removes the cap on casual generations
  • AI video, custom characters and voice calls are Pro-only
  • No native iOS or Android app, just a mobile-optimised site
  • Adult content carries payment-processor and platform-availability risk

Which one fits

Choose Civitai if you need

  • Anyone hunting a specific style, character or concept LoRA for an open image model
  • Users without a local GPU who want to try a checkpoint before downloading gigabytes
  • Creators distributing fine-tunes to an audience that is already there

Choose Promptchan if you need

  • adult content creators who need consistent characters
  • users wanting video as well as stills
  • anyone who prefers a named, EU-registered operator in this category

All Civitai alternatives →Browse all Open-source Models & Hubs