AI Dungeon 2 – AI-generated text adventure built with 1.5B param GPT-2
Play and create AI-generated adventures with infinite possibilities.
AI Dungeon 2 – AI-generated text adventure built with 1.5B param GPT-2 launched on December 5, 2019 with 584 votes, #5 of 2,946 launches that month and more than 99% of that year's launches. The site was still online in September 2026, 6 years on.
In plain words
AI Dungeon 2 is a text adventure game that uses a 1.5 billion parameter GPT-2 model to generate story content in real-time. Players type commands to explore and interact with dynamically created narratives, allowing for open-ended gameplay where the AI responds to user actions. Launched in 2019, it is designed for players who want interactive fiction experiences without predefined storylines, offering procedurally generated adventures across various settings and genres.
written from the facts on this page · September 2026
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