NYISO Grid Data API — Demand, Fuel Mix & Prices

Live now: NYISO system demand and the full generation fuel mix are available over the API today. Locational prices (LMP) are rolling out — create a free key and they switch on for you the moment they land, no migration.

01 / Quickstart

bash — two requests to live data

# 1 — get a free API key
$ curl -X POST https://vatio.dev/v1/auth/signup \
    -H "Content-Type: application/json" \
    -d '{"email":"[email protected]","password":"·····"}'

# 2 — pull NYISO's live generation fuel mix — same shape across every grid
$ curl https://vatio.dev/v1/nyiso/generation/realtime \
    -H "X-API-Key: vt_live_…"

NYISO over one API

New York ISO runs five-minute real-time market across New York State and is split into 11 zones from upstate to New York City, with demand around 30,000–32,000 MW at summer peak. It settles across eleven zones labelled A through K.

What you can pull

Demand — system demand (load) in MW. Live.
Generation fuel mix — MW by source (gas, nuclear, coal, hydro, wind, solar). Live.
Prices (LMP) — locational marginal prices (LMP) in $/MWh. Rolling out.

Availability

Demand and the full fuel mix are live across every US grid today; locational prices for NYISO are rolling out. Create a free key now — same endpoints, same JSON, just a different path segment. See the live CAISO price API for the exact shape.

· Related endpoints

Start in two requests

Free key, no card. Live data and history on the paid tiers — upgrade when you ship.

Get a free key →View pricing