Nova
Developers · Changelog

What shipped, when.

Every API addition, breaking change, and platform improvement is documented here with date, scope, and migration notes.

  1. May 2026
    release

    Latency improvements on ledger writes (P99 < 30 ms)

    Re-architected the posting hot path to remove cross-region quorum on idempotent retries.

    // before: P99 ≈ 84ms
// after:  P99 ≈ 27ms
  2. Mar 2026
    release

    Added support for 5 new APAC BINs

    New sponsor relationships in SG, JP, AU, KR, and ID. Auto-routing eligible immediately.

  3. Jan 2026
    release

    Webhook signature verification

    All events now carry an HMAC-SHA256 signature. Verification helpers shipped in every SDK.

    x-nova-signature: t=1704067200,v1=5257a8...
  4. Nov 2025
    deprecation

    Sunsetting /v0 endpoints on 2026-06-01

    Migrate to /v1 — see migration guide. v0 will return 410 Gone after the cutoff.

  5. Oct 2025
    release

    Released Webhook signature verification preview

    Public preview of HMAC-SHA256 verification, opt-in via the dashboard.