U.S. Grid — ISO Real-Time Price Feed — Western EIM (WEIM)
https://grid.ptsolutions.io/v1/prices/weimOverview
Real-time Locational Marginal Prices (LMP) for all nodes in Western EIM (WEIM). Full LMP breakdown per location: energy, congestion, and loss components. 209+ nodes updated every 5 minutes. L402 Lightning payment, 10 sats per request.
Protocol
L402
Price
10 sats
Payment Asset
BTC
Payment Network
Lightning
Category
real-time-data
Provider
Prime Technology
Source
self-registered
Indexed
2026-04-19 15:48:09
Health
Status
healthy
Latency (p50)
323ms
Uptime (30d)
100.0%
Reliability Score
87/100
Last Checked
2026-04-20 02:06:09
Last Healthy
2026-04-20 02:06:09
Consecutive Failures
0
Macaroon Format
Format
JSON
lnget Compatible
No — JSON token (not a macaroon)
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-04-20 02:06:09 | healthy | 402 | 317ms | |
| 2026-04-20 01:09:28 | healthy | 402 | 304ms | |
| 2026-04-20 00:30:00 | healthy | 402 | 314ms | |
| 2026-04-19 23:06:08 | healthy | 402 | 338ms | |
| 2026-04-19 22:12:17 | healthy | 402 | 330ms | |
| 2026-04-19 21:21:09 | healthy | 402 | 336ms | |
| 2026-04-19 20:04:03 | healthy | 402 | 781ms | |
| 2026-04-19 19:00:50 | healthy | 402 | 330ms | |
| 2026-04-19 18:35:00 | healthy | 402 | 323ms | |
| 2026-04-19 17:15:34 | healthy | 402 | 307ms | |
| 2026-04-19 16:43:16 | healthy | 402 | 323ms |