Plans

Visitor

you're looking at it
  • Tutorials, interactive docs, status page
  • Rate-limited API access
  • BPA, CAISO, ERCOT, ISONE
  • Generation mix
  • Average carbon emissions

Open

designed for apps and education
  • Visitor plus:
  • No rate limits (fair use access)
  • Secure token-based auth
  • Basic support

Pro

designed for IoT companies
  • Open plus:
  • Marginal carbon emissions
  • US-wide coverage (lower 48)
  • Webhooks
  • Custom integrations
  • Premium support
Are you a researcher or sustainability professional looking for bulk historical data? Sign up for a Pro account and request access to our downloadable CSVs.