✦ Membership

Support the platform. Build deeper codexes when you need to.

System Codex stays usable for free. Membership is for people who want to support the platform, use more system-assisted input, create more images, or bring an official codex experience onto their own site.

Free by design Creating and maintaining a codex costs nothing. Paid tiers add capability and support. What’s always free →
  • Creating a codex does not require a paid subscription.
  • You can keep adding to your codex and caring for it over time without upgrading.
  • Paid tiers help support the platform and add image creation credits, deeper codex controls, and partner options for official author sites.

Free

Free

Create and care for a codex without paying.

Free by design.

  • Create & maintain codexes with no subscription
  • Submit codexes for review before public launch
  • Drafts, revisions, and moderation tools
  • Limited system-assisted input
  • 100 System Credits to start , plus 50 more each day you return (up to 300)
Free

Supporter

$15 / month

For people who want to help keep System Codex alive.

Keeps the lights on.

  • Ads can be turned off for your own browsing
  • System-assisted input for maintaining codexes
  • Advanced image prompt editing with visual trait controls
  • 2,000 System Credits for image creation each month
  • Helps cover the servers, tools, and upkeep
Choose Supporter
Build & Manage

Author

$30 / month

For authors building a codex around their own world.

For author-led codexes.

  • Everything in Supporter.
  • More control over releases, reader access, and image direction
  • Patreon-gated bonus content, coming soon
  • Bulk chapter creation, batch release, and system-assisted content input
  • 5,000 System Credits for image creation each month
Choose Author

Partner Author

By arrangement

For authors who want System Codex to become part of their official reader experience.

Official reader infrastructure.

  • Everything in Author.
  • Themed codex presentation for your series
  • Custom embeds for your author site by arrangement
  • White-label or reduced-branding options by arrangement
  • Control advertising and get implementation support for official codexes
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