Optimizely Content Marketing Platform (CMP) API v3
The CMP Open REST API — campaigns, tasks, work requests, templates, content, library assets (images, videos, raw files), users and settings. 115 paths, OAuth 2.0 with both authorization code and client credentials. The most actively changelogged API in the Optimizely estate. Harvested verbatim 2026-08-13.
Documentation
Documentation
https://docs.developers.optimizely.com/content-marketing-platform/docs/open-api-introduction
RateLimits
https://docs.developers.optimizely.com/content-marketing-platform/docs/rate-limits-1
Specifications
Other Resources
ChangeLog
https://docs.developers.optimizely.com/content-marketing-platform/changelog
Overlay
https://raw.githubusercontent.com/api-evangelist/optimizely/refs/heads/main/overlays/optimizely-cmp-overlay.yaml
LLMsTxt
https://raw.githubusercontent.com/api-evangelist/optimizely/refs/heads/main/llms/optimizely-content-marketing-platform-llms.txt