Spines is an AI-powered publishing platform that compresses the traditional book-publishing process into an intuitive, weeks-long workflow. It combines AI with human oversight to handle manuscript proofreading and editing, cover design, formatting, printing, and global distribution, giving independent authors a single dashboard and dedicated project managers instead of fragmented vendors. The company aims to democratize publishing and has worked with thousands of authors, while drawing debate in the industry over AI's role in books. Headquartered in Boynton Beach, Florida (with roots in Tel Aviv), Spines raised a $6.5M seed round in April 2024 and then a Series A in November 2024 reportedly valuing it around $22.5M, led by Zeev Ventures with earlier backers Aleph, M-Fund, and LionTree participating.