Graded Card Census API
## Graded Card Census API Access grading census data for professionally authenticated trading cards, including cards graded by PSA (Professional Sports Authenticator). Get population counts across all grade levels for single cards or entire sets. > **Disclaimer**: This API is not affiliated with, endorsed by, or sponsored by PSA or Collectors Universe. "PSA" is a registered trademark of…
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2 endpoints
The in-depth APIMemo review for this API hasn't been published yet —
the data below comes straight from the public marketplace listing.
Graded Card Census API endpoints
| Method | Endpoint | Description |
|---|---|---|
| psa | ||
| GET |
getPsaPopReport /psa/pop |
Look up a PSA graded card by certification number or spec ID. Returns the card's year, brand, series, grade, and the full population breakdown showing how many cards exist at… |
| GET |
getPsaSetPopulation /psa/set |
Bulk lookup: returns population data for every card in a PSA Pop Report set. Provide a direct set URL or search by set name. Returns full grade breakdowns (Auth through PSA 10)… |
Graded Card Census API pricing
| Plan | Price | Rate limit | Quotas |
|---|---|---|---|
| BASIC | Free | — |
|
| PRO Recommended | $9.99 / month | — |
|
| ULTRA | $29.99 / month | — |
|
| MEGA | $99.99 / month | — |
|
