PJM · Grid data
System demand and the full generation fuel mix for PJM Interconnection (13 mid-Atlantic and Midwest states plus Washington, D.C.), updated hourly via EIA-930 and normalized into the same clean JSON as the rest of Vatio. Locational prices (LMP) are rolling out. Start free now.
· Quickstart
# 1 — try it right now, no account needed $ curl https://vatio.dev/v1/sample # 2 — with a free key from the dashboard: pull PJM's generation fuel mix — same shape across every grid $ curl https://vatio.dev/v1/pjm/generation/realtime \ -H "X-API-Key: vt_live_…"
PJM Interconnection runs real-time locational marginal pricing across 13 mid-Atlantic and Midwest states plus Washington, D.C. and is the largest wholesale power market in the United States by load, with demand around 150,000–165,000 MW at peak. It settles across dozens of pricing zones and aggregate hubs.
Demand and the full fuel mix are available for every US grid, updated hourly from the U.S. EIA-930 feed (which publishes with a few hours' lag). Locational prices for PJM are rolling out. Same endpoints, same JSON, just a different path segment — see the CAISO price API for the exact price shape.
· Related endpoints
Free key, no card. Live data and history on the paid tiers — upgrade when you ship.