generated: '2026-07-18'
method: searched
source:
  - openapi/cello-openapi-original.json
  - https://docs.cello.so/changelog
versioning:
  scheme: spec-version
  current: '1.0.0'
  note: >-
    OpenAPI declares version 1.0.0; base URLs are unversioned
    (https://api.cello.so). Cello publishes a dated changelog rather than a
    numbered API-version policy.
changelog: https://docs.cello.so/changelog
deprecation:
  policy_url: null
  sunset_header: null
  note: No published deprecation/sunset policy found.
sla:
  url: null
status_page: null
deprecated_operations: []