Changelog

API changelog.

New endpoints, improvements, deprecations, and breaking changes — in reverse chronological order.

NEW v0.5 — Bulk interconnect + webhooks
  • Added GET /v1/ders/interconnect/bulk — up to 500 ZIP codes per request
  • Added POST /v1/webhooks/queue-change — subscribe to territory queue changes
  • Added GET /v1/ders/portfolio — aggregate DER data by FERC zone or territory
  • Python SDK v0.4.2 released with bulk query support
NEW v0.4 — EV endpoints
  • Added GET /v1/ev/v2g-eligibility — V2G program eligibility by territory
  • Added GET /v1/permits/evse — EVSE permit requirements by jurisdiction
  • Grid congestion update interval improved from 30-min to 15-min for all territories
  • Node.js SDK v0.4.1 released
IMPROVED v0.3 — Solar data refresh
  • Irradiance data updated from daily to 6-hour refresh cadence
  • Added DHI (Diffuse Horizontal Irradiance) to /v1/solar/irradiance response
  • NEM tariff data coverage expanded to 140 additional utility territories
  • Go SDK v0.3.0 released
NEW v0.2 — Grid & permit endpoints
  • Added GET /v1/grid/congestion and GET /v1/grid/load-forecast
  • Added GET /v1/permits/ahj covering 2,400+ US jurisdictions
  • Python SDK v0.2.0 released
NEW v0.1 — Initial Sandbox release
  • DER interconnect queue endpoint: GET /v1/ders/interconnect
  • Solar irradiance endpoint: GET /v1/solar/irradiance
  • NEM tariff lookup: GET /v1/tariffs/nem
  • Grid capacity headroom: GET /v1/ders/capacity
  • Sandbox API keys with 5,000 calls/month limit