A one-take or oner is a scene, sequence, or piece of content filmed in a single continuous camera take with no editorial cuts, where the unbroken nature of the recording is the defining characteristic of the shot. The oner is both a technical challenge and a deliberate aesthetic choice, requiring the camera, performers, lighting, and crew to execute a complete sequence without the safety net of editing between takes or setups.

The oner differs from a simple long take in that it is specifically defined by the absence of cuts as a creative intention rather than merely by duration. Short oners of thirty seconds and feature-length simulated single-take films both share the same defining principle: the content is presented as one unbroken recording. Technically, oners vary from truly uncut recordings to sequences that use seamless in-camera transitions, such as whip pans, passing through dark areas, or lens occlusions, to hide the edit points of assembled takes, creating the appearance of a single take while allowing for reset and continuation. The challenge of the oner has made it a celebrated form of filmmaking craft, with notable examples across action cinema, prestige drama, and commercial production demonstrating what coordinated choreography and preparation can achieve in a single continuous pass. The aesthetic quality associated with the oner includes a sense of liveness, presence, and momentum that edited sequences can approximate but rarely replicate.

AI video generation can produce oner-style content by generating longer clips with continuous camera movement and consistent staging throughout. Prompting for "continuous single take through the scene," "no transitions or cuts," and describing the camera path and action sequence as a single connected movement guides the generation toward the visual language of the oner format.