Every US ISO · real-time market data

The US power grid,
streaming through one API.

Real-time demand and the full generation fuel mix for all seven US grids, plus wholesale prices — served from our own low-latency store, so you never wrestle with raw ISO feeds yourself. Email in, API key out.

CAISO · SP15 · LMP
LIVE
SP15 spot
connecting…

· Coverage — every US ISO & RTO

Real-time demand and the full generation fuel mix on all seven grids. Wholesale prices (LMP) are live for CAISO today and rolling out to the rest.

01 / Quickstart

bash — two requests to live data
# 1 — get a free API key
$ curl -X POST http://localhost:8000/v1/auth/signup \
    -H "Content-Type: application/json" \
    -d '{"email":"[email protected]","password":"s3cret-pass"}'

# 2 — pull live data (swap caiso for any grid)
$ curl http://localhost:8000/v1/ercot/generation/realtime \
    -H "X-API-Key: vt_live_…"
GET /v1/{iso}/lmp/{realtime,history} — prices, $/MWh
GET /v1/{iso}/load/{realtime,history} — demand, MW
GET /v1/{iso}/generation/{realtime,history} — fuel mix, MW
GET /v1/{iso}/renewables/{realtime,history} — solar + wind
iso: caiso ercot pjm miso nyiso isone spp
JSON · add ?format=csv on history

02 / Pricing

 
Free
$0
  • 1,000 calls / mo
  • 15-min delayed
  • 7 days history
  • 1 req / sec
Get started free
 
Indie
$29 /mo
  • 50,000 calls / mo
  • Live 5-min data
  • 90 days history
  • 5 req / sec
Start Indie
Most popular
Business
$99 /mo
  • 500,000 calls / mo
  • Live + websocket
  • 2 years history
  • 20 req / sec
Start Business
 
Scale
Contact
  • Custom volume
  • Uptime SLA
  • 10 years history
  • Priority support
Contact us

One API across every US grid operator — normalized, real-time, and built to stay up. Start free, upgrade when you ship.

Vatio · real-time US grid data · API reference · status Live grid · CAISO prices · Demand · Renewables