Ian Cheng — the artist who introduced the idea of the “live simulation,” an artwork that plays itself endlessly with no author guiding it in real time — opened a new AI-driven work this summer. Building on the lineage of his Emissaries trilogy and Life After BOB, the piece is a continuously running ecosystem: agents with their own drives and behaviors interact inside a world that evolves on its own, without a fixed narrative, beginning, or end. Cheng describes his role less as composing a finished object than as cultivating conditions and then releasing the system to live — closer to tending a reserve than painting a picture.
Watch: Ian Cheng — A Portal to Infinity (Interview) (YouTube)
Art you release rather than finish
The radical move in Cheng’s practice is relinquishing control. A traditional artwork is fixed at the moment the artist declares it done; a live simulation is never done — it keeps generating novel situations the artist never explicitly authored and never sees coming. That reframes authorship itself: Cheng designs the rules, the agents, and the pressures, then hands over outcome to the system’s own unfolding. The current wave of capable AI agents makes this more potent than ever, letting the inhabitants of his worlds behave with enough autonomy that the artwork genuinely surprises its maker.
Why it matters beyond the novelty
Cheng’s simulations are also a sustained argument about how to live with unpredictable, semi-autonomous systems — the exact condition an AI-saturated culture now faces. By putting agents with their own logic inside a world and watching order and chaos negotiate, the work rehearses questions of adaptation, attention, and meaning that feel less like science fiction each year. It sits distinctly among this site’s digital-artist coverage: not generative code output like Tyler Hobbs, not data sculpture like Refik Anadol, but the artwork as a living, self-directed world — the artist as ecologist of an artificial mind.