Comparison

Urdr vs World Anvil

Compare a structured Consistency Engine against a wiki-first workflow. Urdr is built for coherent worlds and exportable world bibles.

Faster bootstrap

Generate a usable baseline world in minutes, then refine. Less manual typing, more iteration.

Consistency Engine

Automated contradiction detection is the workflow. Keep lore coherent as the world evolves.

Structured Data

A world bible stored as data enables linking, exports, and integrations.

Feature Comparison
How Urdr and World Anvil compare across key features
FeatureUrdrWorld Anvil
Content Generation
Deep Generation (9-step AI chain)
100% manual entry (hours of work)
Consistency Checking
Automated via pgvector + RAG
Manual proofreading only
Data Structure
Unified 7 Schema (Relational)
Text blobs in wiki pages
Technology Stack
Next.js 16 + FastAPI (modern)
Legacy PHP
Navigation
In progress (MC-UX: sidebar, search, linking)
Sidebar + nested categories
Community Size
New (beta)
1.5M+ users, established
Feature Count
7 Unified Entity Types
60+ features
Free Tier
Free/beta access (limits vary)
Free + paid tiers
Pricing Comparison
Compare pricing tiers and value proposition

Urdr

Free / Beta
$0
  • • Limited worlds and elements
  • • AI-assisted generation
  • • Structured data model
Creator Tier
$19/month
  • • 10 worlds
  • • 500 elements per world
  • • Consistency Engine

World Anvil

Free Tier
$0/month
  • • 1 world
  • • ~20 articles
  • • Manual entry only
  • • Public worlds only
Paid Tiers
$5-10/month
  • • Multiple worlds
  • • More articles
  • • Private worlds
  • • Advanced features
When to Choose Urdr
You value speed over customization
Generate complete worlds in minutes instead of hours
You need consistency across large worlds
Automated contradiction detection for 1000+ lore elements
You want structured, exportable data
JSON/PDF exports for Unity, Unreal, or custom tools
When to Choose World Anvil
You prefer manual control over every detail
Full creative control with no AI involvement
You want a large existing community
1.5M+ users with forums, Discord, and shared resources
You need 60+ specialized features
RPG campaign manager, novel writing mode, family trees, etc.

Ready to build a coherent world bible?

Generate fast, keep it consistent, and export it when you need it.