---
title: "Citizen Sensors Cross Physics"
method: GET
path: "/api/v1/citizen-sensors/cross-physics"
tags: ["Smart Citizen Sensors"]
---

# Citizen Sensors Cross Physics

`GET /api/v1/citizen-sensors/cross-physics`

## Request

- Base URL: `https://www.deepmapai.com`
- URL: `https://www.deepmapai.com/api/v1/citizen-sensors/cross-physics`
- Auth: none declared

Cross-physics correlations for a Smart Citizen device.

Fetches multi-parameter data and computes:
- Noise analysis with WHO compliance
- Light pollution assessment with Bortle scale
- Noise-seismic cross-correlation assessment
- Urban livability score
- Multi-parameter event detection
- Air quality AQI

This is the premium cross-physics endpoint combining all
Smart Citizen analysis capabilities.

**Pricing:** Included in subscription tiers (legacy list price: GET /api/v1/billing/pricing).

## Query parameters

- `device_id` integer, required: Smart Citizen device ID
- `hours` integer: Hours of data to analyze (1-168, default 24)
- `x_api_key` string, nullable

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/deepmapai/apis/deepmap-ai.md) · [All operations](https://skmtc.dev/deepmapai/apis/deepmap-ai/llms.txt) · [OpenAPI document](https://skmtc.dev/deepmapai/apis/deepmap-ai/revisions/dab995d977d0?raw)