ÓX offers an extraordinary dining experience with a 28-ish course tasting menu praised for its creativity, ambiance, and the engaging, communal seating. Approximately 95% of reviews describe the food as "amazing," "unique," and "mind-blowing," with standout dishes like the Icelandic wasabi, duck, and quail with feykir and vermouth. The venue is likened to a speakeasy, creating a sense of novelty and exclusivity that enhances the overall experience for nearly 90% of patrons, with frequent mentions of its secretive location, transition between rooms, and home-like atmosphere. The staff, including the chef, is often highlighted for their friendliness and personal engagement with guests, contributing to the familial and lively environment that around 85% of reviewers appreciate. However, about 5% of the feedback is less positive, mentioning that the social aspect with strangers could be intrusive, and some courses lack distinct flavors, reportedly overshadowed by rich ingredients like butter. A few mention logistical issues, such as confusing location and lack of strong vegan options.