generated: '2026-07-20'
method: searched
source: README docs (NFON-AG GitHub), https://status.nfon.com, api-gateway-migration-guide.md
versioning:
  scheme: uri-path
  notes: >-
    CTI API pins version in the path (/v1) and reports 1.0.0; PBX Configuration API
    serves from /configuration/v1 and reports a date-stamped version (e.g.
    2026.07.20); Call History API is at 2.0-early-access.
  apis:
  - api: NFON PBX Configuration API
    current: v1 (2026.07.20)
    stability: general-availability
  - api: NFON CTI API
    current: v1 (1.0.0)
    stability: released (incoming direct-to-extension calls)
  - api: NFON Call History API
    current: 2.0-early-access
    stability: early-access
    notes: Subject to change on short notice under Login with NFON early access.
deprecation:
  policy: >-
    Breaking changes are announced in advance via the "API Breaking Changes"
    subscription on the NFON status page. The legacy Service Portal API is
    deprecated in favour of the PBX Configuration API and maintained only for
    critical fixes.
  breaking_changes_channel: https://status.nfon.com
  migration_guide: https://github.com/NFON-AG/PBX-Configuration-APIs/blob/main/api-gateway-migration-guide.md
  deprecated_apis:
  - name: NFON Service Portal API
    superseded_by: NFON PBX Configuration API
status_page: https://status.nfon.com
support:
  contact: integration@nfon.com
  partner_portal: https://partners.nfon.com/
  feature_requests:
  - https://nfon.airfocus.com/share/forms/648a1c17a224aa6e8937f8393f4bc21c
terms_of_service: https://www.nfon.com/en/legal/gtc-sla/