AI Game Master
Claude AI seamlessly integrates as your AI-powered Game Master, responding naturally to player actions through Foundry's chat.
Loremaster for Foundry VTT
Your AI-Powered Game Master
Transform your tabletop RPG sessions with intelligent AI assistance. Loremaster brings Claude AI directly into Foundry VTT, handling narration, NPCs, and game mechanics while you focus on the adventure.
Everything You Need to Run Epic Adventures
Loremaster provides comprehensive AI Game Master capabilities, from simple chat responses to complex multi-player action resolution.
Multi-Player Batching
Smart message batching collects player actions before sending to the AI, ensuring all players are heard in combat and exploration.
PDF Adventure Support
Upload your adventure PDFs directly. Loremaster reads and understands your adventure content to run it accurately.
Intelligent Tool Use
Claude can roll dice, query actors, apply damage, and interact with your game world through Foundry's systems.
Canon & History
Published AI responses become campaign canon. Build rich campaign history that informs future sessions.
Usage Monitoring
Track your API usage with detailed metrics, prompt caching insights, and configurable limits.
How It Works
Get started with Loremaster in minutes.
1
Install
Add Loremaster to your Foundry VTT modules
2
Configure
Connect to the proxy server and add your API key
3
Play
Start chatting with @lm and let the AI take over
Built for Real Play
Loremaster isn't just a chatbot - it's designed for the realities of tabletop gaming.
Private GM Mode
Use @lm! for private GM chat. Preview AI responses before players see them with Publish, Iterate, or Discard controls.
House Rules System
When the AI and rulebook disagree, set house rules that persist across sessions. Your table, your rules.
GM Prep Scripts
Upload adventure PDFs and generate structured preparation notes with act breakdowns, NPC summaries, and session hooks.
Solo Play Ready
No group? Pick any pre-generated character from the adventure and let Loremaster bring the rest of the cast to life as your companions.
Ready to Transform Your Table?
Join GMs who are enhancing their games with AI assistance.
Get Loremaster Now