API Essential
$47 / month
6,500 calculation credits
For single-site integrations and smaller automation workflows.
- REST API access to degree day calculations
- CSV and JSON export from web tools
- Email support
- 30-day money-back on first payment
API pricing
Degree days API pricing. Built for energy professionals.
Trusted by teams integrating degree days into EnMS, Excel, and custom software. REST access, calculation credits, and 30-day money-back on your first payment.
API Advanced
$187 / month
25,000 calculation credits
For consultants and teams running regular portfolio analyses.
- Everything in Essential
- Higher monthly API allowance
- Priority support
- Upgrade or downgrade anytime
API Enterprise
$297 / month
45,000 calculation credits
For platforms and large portfolios with sustained API volume.
- Everything in Advanced
- Largest monthly credit pool
- Best fit for embedded EnMS integrations
- VAT ID supported at checkout
Need the technical reference? See API documentation. Questions? Contact us or Book a call.
Common questions
FAQ
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All Web Suite tools are powered by our REST API, so you can pull degree-day results, run regression analyses, normalize consumption, or generate certificates directly from your code. You can also export results as CSV or JSON from the web applications.
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Yes. Our API documentation page links to the full Degree-Days-as-a-Service reference (V2.0) with endpoints, request examples, response schemas, and code snippets.
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We combine ISD, MADIS, DWD, GHCN-Daily station records with ERA5 and MERRA-2 reanalysis to produce continuous hourly or daily weather series for any location you pass to the API.
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Further API requests return HTTP 429 until your quota resets. You can purchase a one-off credit top-up or upgrade to a higher tier.
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During Paddle checkout, click Add VAT ID in the payment step to enter your company billing address and tax details.
Integrate degree days into your workflow.
Subscribe in minutes. Upgrade or downgrade any time. 30-day money-back on your first payment.