Demand forecasting for online retail.
Predict demand per SKU, order the right quantity, and stop losing sales to empty shelves.
Built for inventory decisions.
Every order quantity is a bet on demand. We take the guessing out of it.
Never run out of stock
Catch demand spikes before they hit: seasonal, promotional, or trend.
Cut holding costs
Stop tying up capital in excess inventory. Order what you actually need.
Master seasonality
Holidays, promotions, and seasonal swings detected automatically.
Built for your storefront.
One endpoint. Send your sales history, get the forecast back.
curl -X POST https://forecastapi.com/v2/forecast \
-H "Authorization: Bearer YOUR_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"identifier": "SKU-12345",
"data": [
{"date": "2024-01", "value": 120},
{"date": "2024-02", "value": 135},
{"date": "2024-03", "value": 155}
],
"periods": 6,
"frequency": "M"
}'
# Response in 287ms
{
"forecast": [
{"date": "2024-04", "value": 168.5, "lower": 162.3, "upper": 174.7},
{"date": "2024-05", "value": 175.2, "lower": 168.1, "upper": 182.3},
...
],
"method": "exponential_smoothing",
"confidence": 0.80
}
Algorithms and integrations included.
Automatic model selection
Croston, ARIMA, or Prophet per SKU
Multi-SKU batching
Thousands of SKUs in one call
Promotional impact
Sales and campaigns factored in
New product forecasts
Cold-start from similar products
E-commerce platforms
Shopify, WooCommerce, Magento
Warehouse & ERP
WMS and ERP reorder workflows
Multi-channel
Store, marketplaces, and retail
Real-time updates
Webhooks and streaming APIs
Critical decisions, made easier.
Where an accurate forecast changes the call you make.
Purchase orders
Set order quantities from predicted demand, not last month's sales.
Warehouse space
Plan capacity ahead of peak season instead of during it.
Promotion planning
Stock up before a campaign, not after it sells out.
Cash flow
Know what inventory will cost you next quarter.
Supplier negotiation
Commit to volumes with a real forecast behind them.
Markdown timing
Spot slow movers early and discount before they age out.
Trusted by leading e-commerce brands.
"ForecastAPI reduced our stockouts by 40% in the first quarter. The automatic algorithm selection means we get optimal predictions for each product category without any configuration."
"We process 50,000+ SKUs daily through ForecastAPI. The batch processing is incredibly fast, and the accuracy for seasonal products has made a real difference in our holiday planning."
Pay only for what you use.
Scale your forecasting as you grow.
Stock the right amount.
Join the e-commerce businesses forecasting with ForecastAPI.
Your first 200 calls are free, no credit card required.