# Data Lookup API

Latest Henry Hub natural gas spot price (USD/MMBtu), sourced from the U.S.

- Status: Listed — not yet verified
- Category: [Data APIs](https://x402looker.com/category/data-apis/)
- Website: https://x402-seller.onrender.com

## What it does

Latest Henry Hub natural gas spot price (USD/MMBtu), sourced from the U.S. Energy Information Administration. Data lags several business days behind the market; not live trading data.

Audience: ai-agents, developers. Tags: api, data.

## Pricing

- Pricing model: per-request
- Price hint: $0.001/request
- Accepted tokens: USDC
- Chain: base
- Facilitator: coinbase-cdp

## How agents pay

1. The agent sends a plain request and receives an HTTP 402 response describing the price and payment requirements.
2. The agent signs a payment payload for the exact amount on base and attaches it to a retried request.
3. The facilitator verifies and settles the payment, then the service returns the paid response.

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## Facet hubs

- Chain hub: [Base services](https://x402looker.com/chain/base/)
- Facilitator profile: [Coinbase Cdp](https://x402looker.com/facilitator/coinbase-cdp/)
- Price band: [Micro ($0.01 or less per request)](https://x402looker.com/price-band/micro/)

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Last updated: 2026-09-23
Last checked: 2026-09-28 — reachable. Weekly automated check, not continuous monitoring.