API Changelog
Releases
The FVI API follows Semantic Versioning 2.0.0. Breaking changes ship in a new major only, with at least 12 months of notice via the Deprecation and Sunset response headers (RFC 8594).
v4.0.0
major- • Adopted OpenAPI 3.1.0 with JSON Schema 2020-12 semantics.
- • Standardised errors on RFC 7807 problem+json with stable type URIs.
- • Switched list endpoints to cursor pagination + RFC 8288 Link header.
- • Introduced Idempotency-Key on all mutating routes (24h replay window).
- • Published ERP connector endpoints for SAP, Oracle, Finacle, Flexcube, Tally.
v3.6.0
minor- • Added tenant-scoped webhook subscriptions with HMAC-SHA256 signing.
- • Added SIEM+APM tap endpoints for authorised observability integrations.
v3.5.2
patch- • Hardened rate-limit headers to the IETF draft standard names.
v3.4.0
deprecation- • Deprecated offset pagination (?page=, ?per_page=). Sunset: 2027-02-18. Use cursor pagination.