Construction Duration

Estimate how long a construction project will take.

Endpoint POST https://api.dryapi.dev/predict

Predicts duration

Calibration 89%

MAPE 45.9%

MAE $12.92

R² -0.31

Latency 8ms

Cost 8 cr / call

Popularity rank #40

Pricing

Every plan includes all 17 APIs. This model costs 8 credits / call, so each plan buys the calls below.

Starter

2,500 calls / mo

100 req/min

Start with starter

Growth

18,750 calls / mo

500 req/min

Start with growth

Scale

100,000 calls / mo

2,500 req/min

Start with scale

Volume

375,000 calls / mo

8,000 req/min

Start with volume

Ultra

1,250,000 calls / mo

20,000 req/min

Start with ultra

Enterprise

Custom calls / mo

Unlimited

Start with enterprise

Calibration (coverage)

89%

Out-of-sample coverage verified on held-out data — a 89% interval really covers 89% of observations.

Data coverage

Geography US project schedules by type, scale and region.

Temporal Recent project duration data, refreshed annually.

Limitations Permit delays, weather stoppages and scope changes are not modeled.

Quickstart

request — curl

curl -X POST https://api.dryapi.dev/predict \
  -H "Authorization: Bearer $DRYAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "construction/duration/v1",
    "features": {
      // one row per input column the model expects
    }
  }'

response

{
  "value": 3.2,
  "interval": [2.8, 3.6],
  "confidence_interval": { "lower": 2.8, "upper": 3.6, "coverage": 0.89 },
  "confidence": { "level": 0.89, "score": 0.84 },
  "top_factors": [
    { "feature": "sqft", "impact": 0.42 },
    { "feature": "zip", "impact": 0.31 },
    { "feature": "beds", "impact": 0.18 }
  ]
}