The Preview tier is now deprecated following our new versioning policy. You have until the end of 2026 to migrate to either the current stable 2026.07 version or the upcoming release candidate 2027.01, which will be available soon.
API Client Libraries can facilitate your use of the Criteo API.These libraries can reduce the code you need to write to start accessing Criteo programmatically. They also can help expedite troubleshooting should you encounter any issues.