market_gas_prices
Henry Hub natural gas spot price ($/MMBtu, EIA), daily or monthly — the main driver of Texas power prices. Free (no key or free key): the most recent 30 days of each series; a Pro key unlocks full history. Values are exact as published with unit, date and original source URL; incomplete days are flagged, never filled. Free for non-commercial use with attribution; commercial use requires Pro.
Input Schema
TableJSON Schema
| Name | Required | Description | Default |
|---|---|---|---|
| end | No | YYYY-MM-DD (default: latest date) | |
| limit | No | Rows to return (default 100) | |
| start | No | YYYY-MM-DD. Default: 30 days ending at the series' latest date. Older dates need a Pro key. | |
| offset | No | ||
| frequency | No | daily |