What's New1.6.4 - Subscription API – 1.6.4

PlugStream Change Logs

PlugStream is continuously updated to improve reliability, security, and user experience. This page provides a transparent record of every software and firmware release, including what changed and why it matters.

Latest

Tariff API 1.11.3

Tariff API – 1.11.3

1.11.3
Tests: passed (241/241)Coverage: 57.9%
Service
September 29, 2026
Tags
#tariff-api

Tariff API – 1.11.3

Bug Fixes

  • octopus: an open-ended rate is cheap until the next one starts (e3f4430)
  • octopus: find a location's tariff from its agreement code (6904136)
  • octopus: read a location tariff's region from the stored key (516a43b)
  • tariff-windows: authorise a location's windows against the location (b64960a)
  • auth: honour PLATFORM_ADMIN only for a platform identity (ee307b3)
  • auth: trust the ingress-signed identity; verify direct callers as the real request (6e0df19)
  • events: confirmed, stamped tariff.events with a transactional outbox (2c3ff42)
  • external-api: encode outbound path segments; validate Octopus account numbers (7ef9b40)
  • idempotency: release a reservation when its request fails or is dropped (23157e1)
  • internal: check the internal token against startup config, in constant time (e07943c)
  • main: shut down gracefully on SIGTERM, well inside the 30 s grace period (c36113a)
  • octopus: authorise location link routes against the location, via tenant-api (3a63364)
  • price-estimate: price the window slot by slot, exactly (47cb4da)
  • provider-tariffs: bound last_updated and the size of a tariff upsert (ffe0833)
  • rates: range queries return the rate in force, and page instead of truncating (8350247)
  • sync: keep syncing withdrawn products customers are still on (c12e51e)
  • sync: never delete the unit rate in force (6ac9d8c)
  • sync: remove the OCPP core rate sync (910d577)
  • sync: sync tariffs Octopus lists under varying or prepayment (e421b01)
  • tariff-windows: an open-ended rate lasts until the next one starts (a68740c)
  • tariffs: find a tariff by any form of its code (bcb9f26)
  • performance: serve the performance test on a path auth-api can scope (074a512)
  • sync: send chargepoint-api its own internal token for device settings (b138c61)

Features

  • sync: one-off backfill of unit-rate history for reporting (c92a5bf)

Performance & SLO

SLO Targets:
P95 < 200msP99 < 500msAvailability > 99.5%
Loading performance data...
Performance Tests:
Passedstaging test
10/2/2026
P95: 92.1msP99: 182.5msHTTP errors: 0.00%Availability: 100.00%95,962 requests
HTTP statuses: 200: 95,962