Professional-grade tools for comic book collectors, dealers, and enthusiasts.
Upload front cover, back cover, spine, and interior photos. Our AI examines every detail for accurate grading.
Receive grades on the industry-standard 0.5–10.0 scale with detailed defect breakdowns including color loss, creases, and more.
Every graded comic comes with a free professional certificate shipped directly to your home address.
Track your entire collection with grades, search, filters, and detailed analytics all in one place.
Share your graded comics, follow other collectors, and engage with likes and comments on a public feed.
Choose to showcase your collection publicly or keep it private. Control your visibility in the community.
Three simple steps to get your comics professionally graded.
Take clear photos of the front cover, back cover, spine, and interior pages of your comic book.
Our AI engine analyzes every detail — color fidelity, creases, bends, marks, spine stress, and page quality.
Receive a professional CGC-style grade with a detailed defect report and a free certificate mailed to you.
Don't need a subscription? Grade any single comic book for just $20 — no commitment, no monthly fees.
From casual collectors to enterprise dealers — we have a plan for every need.
Perfect for casual collectors
For dedicated collectors
Maximum power for serious collectors
For professional collectors and small shops
For large-scale dealers and auction houses
Enterprise-grade for the largest operations
Join thousands of collectors who trust GYCB for professional comic book grading. Every grade comes with a free certificate.