WattWise

Download your usage file

WattWise never logs into your utility. You download the file on the utility or Smart Meter Texas site, then upload it here.

Smart Meter Texas

Free account — you download the CSV; we never see your utility password.

  1. Sign in at smartmetertexas.com.
  2. Export 15-minute interval data for the months you want to compare.
  3. Upload the CSV here.

Green Button download

Nationwide — ESPI XML or CSV from your utility portal.

  1. Open your utility's usage or Green Button page.
  2. Choose Download My Data.
  3. Upload the file here — no Connect My Data authorization needed.

Bill PDF or photo

Have ChatGPT or Claude read your bill, then paste total kWh, billing period, and TDU using the structured form below or the MCP tool submit_bill_usage. WattWise does not run an LLM or PDF parser on our servers.