Developers Program
  • Action Required: From early May, API users must include standardized condition details when creating or updating listings in certain coins category. Update your integration to stay compliant. Learn more here.
  • Size Standardization Update: Apparel & Footwear listings with non-standard, missing, or incomplete size information may be blocked or hidden starting August 2026. Normalization begins in June. Learn more here.
  • Starting September, 2026, three listing fields are available to support ECGT commercial guarantee label for EU business sellers: Durability guarantee (new), brand, and model. Learn more here.

RESOLVED - OAuth User Token Generation and login is not working in the Sandbox Environment

Site or Service Name:

OAuth User Token Generation

Last Update:

Mon Aug 11 2025 04:50:34 GMT-0700 (Mountain Standard Time)

Description:

OAuth User Token Generation and login is now working in the sandbox environment.

Status:

Resolved