Spines runs your manuscript through AI tools and keeps up to 30% of your royalties indefinitely. Columbia Publication pairs you with a named US editor, a flat fee, and you keep 100% of what your book earns -- forever.
Takes 2 minutes. Zero obligation.
How our publishing process works →★ Jason Patterson, author of "City of Gods," featured in Kirkus, NY Weekly, LA Weekly
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| Spines (AI Publisher) | Columbia Publication | |
|---|---|---|
| Editing | AI-driven, human oversight on request | Named US editor, every stage |
| Royalties | Spines keeps up to 30% of net, indefinitely | You keep 100%, always |
| Pricing | $1,200-$10,410 upfront plans | Flat fee from $2,499, shown upfront |
| Process control | Automated pipeline | You approve every milestone |
Pricing reported per Spines' published rate card as of May 2026. Columbia Publication is not affiliated with Spines. See our full disclaimer in the footer.
Chat live with Ava, our publishing advisor.
A 30% royalty cut on a successful book compounds for years. A flat fee means you pay once and own everything from day one.
Takes 2 minutes. Zero obligation.