OneBid is an online auction house and marketplace for live auctions, bringing together works of art, collectibles, and specialist items from a wide range of categories. Its offerings include paintings, prints, drawings, sculpture, Asian art, photography, jewellery, furniture, decorative arts, antiques, books and manuscripts, maps, music, and memorabilia. Collectors can also browse extensive numismatic selections, including coins, banknotes, medals, bonds, and shares, as well as stamps, postcards, militaria, clocks, watches, toys, and other collectibles.

The platform features auctions organised by category, with listings from auction houses and antiquarian booksellers. Visitors can explore upcoming and ongoing sales, view auction calendars and archives, search for artists and lots, and discover recommended items. OneBid provides guidance for new users through first-step instructions, a help centre, and bidding FAQs. Its website supports multiple languages and currencies, helping buyers browse international auction offerings. Whether seeking fine art, historical objects, books, or collectible coins, users can find a broad selection of live auction opportunities in one place.