Summon Worlds

Summon epic fantasy worlds with AI art and live co op

Summon Worlds is an ambitious creative suite designed for dungeon masters, writers, and anyone who loves building rich fantasy settings. Rather than just storing notes, it actively helps you generate them, using AI to conjure locations, characters, items, spells, and lore at impressive speed.

The star of the experience is its AI-powered world generation. You can sketch a brief prompt—say “a haunted desert city ruled by spirits”—and Summon Worlds expands it into factions, key NPCs, conflicts, and hooks. It feels especially tailored to tabletop game masters needing last-minute inspiration or shortcuts for campaign prep.

Equally striking is the built-in AI art engine. From anime-style heroes to grimdark citadels, you can create high-resolution portraits and landscapes that match your narrative beats. For storytellers who like visual references for scenes or player handouts, this is a huge plus.

Collaboration is another strong point. Friends or co-authors can join your world and edit in real time, which makes it ideal for co-GMs or writing partners. The AI chat roleplay feature adds extra flavor: you can talk directly to your characters or sentient artifacts, testing their motivations and refining their backstories through conversation.

On the downside, AI-generated content can feel generic if you rely on one-line prompts, so refining your ideas and iterating is key. Heavy art generation and long sessions may also demand a steady connection.

Overall, Summon Worlds stands out as a powerful creative assistant for narrative-heavy projects. If you’re a DM, novelist, or storyteller who wants faster prep, vivid visuals, and a shared space to build worlds together, this is a compelling tool worth exploring.