The Dungeon Master Journal
Guides, adventures, and ideas for every DM and player.
PartyServer: Real-Time Multiplayer Sessions
Everyone at the table sees the same story at the same time
PartyServer on Cloudflare Durable Objects broadcasts narration, dice rolls, and map updates to every player in a live session.
Can Claude DM for You? An Honest Field Report
Eloquent narration, same memory walls
Claude writes exceptional DM prose and respects safety well — but without a campaign platform it still forgets loot and fumbles initiative.
Combat Pacing Without Boredom
Keep fights tense, not endless
Speed combat with clear turn cues, varied objectives, and environment changes — without skipping player agency or rules that matter.
Campaign Brief and Tone: How Context Shapes Every Session
The brief is the contract between you and your AI DM
Campaign briefs and the tone slider give the AI DM persistent context — setting, house rules, NPC knowledge, and tonight's focus.
The Best AI Game Masters Compared (2025)
Five tools worth your table time
We rank AI GM tools in 2025 on memory, rules, combat, multiplayer, and pricing — from chat apps to full campaign platforms.
Welcome to the Private Beta
dungeonmaster.website opens its doors to early adventurers
We are opening a private beta for AI-assisted tabletop sessions — campaign briefs, live play, and a rules lexicon in one place.
One-Shot Structure That Actually Works
Three acts, one climax, no loose ends
Reliable one-shot structure: hook by minute thirty, midpoint twist, climax with clear win condition, epilogue in the same session.
AI Dungeon Review for Tabletop Players (2025)
The original AI storyteller — not the original RPG
AI Dungeon pioneered AI storytelling but prioritizes open fiction over 5e rules, party play, and VTT features tabletop groups expect.
Memorable NPCs in Five Minutes
One want, one fear, one tell
Build NPCs players remember with three details: what they want, what they fear, and one sensory tell — no novel required.
Playing D&D with ChatGPT: A Field Report
Strong scenes, fragile campaigns
ChatGPT excels at NPC banter and scene description but forgets inventory, struggles with combat turns, and cannot host a party.