---
title: "Stratalize — Project Controls for construction schedules"
method: POST
path: "/api/x402/construction-cost-benchmark"
---

# Stratalize — Project Controls for construction schedules

`POST /api/x402/construction-cost-benchmark`

## Request

- Base URL: `https://www.stratalize.com`
- URL: `https://www.stratalize.com/api/x402/construction-cost-benchmark`
- Auth: none declared

Stratalize — Project Controls for construction schedules. Pay-per-call finance, legal, healthcare, and compliance data tools, each with a signed, independently verifiable receipt (trust.stratalize.com/verify). Use when a developer or lender is underwriting a new construction project. Returns hard cost per SF by building type and region, soft cost ratios, contingency standards, and escalation rate. Source: NAHB + Turner CCI + RSMeans

## Request body

- object
  - `building_type` 'single_family' | 'multifamily_wood_frame' | 'multifamily_concrete' | 'office_class_a' | 'office_class_b' | 'industrial_warehouse' | 'retail_strip' | 'medical_office' | 'hotel' | 'self_storage', required
  - `region` 'national' | 'northeast' | 'southeast' | 'midwest' | 'southwest' | 'west_coast'
  - `construction_class` 'A' | 'B' | 'C'

## Response `200`

Paid tool result after on-chain USDC settlement on Base mainnet.

- object

## Other responses

- `402`: Payment required — x402 challenge with PAYMENT-REQUIRED header.

---

[API](https://skmtc.dev/stratalize/apis/stratalize-governed-intelligence-api.md) · [All operations](https://skmtc.dev/stratalize/apis/stratalize-governed-intelligence-api/llms.txt) · [OpenAPI document](https://skmtc.dev/stratalize/apis/stratalize-governed-intelligence-api/revisions/4b19b2558a9d?raw)