Vital signs from any camera

SmartSpectra SDK

Turn any smartphone or webcam into a real-time vitals sensor. Pulse, breathing and more, measured on the device.

Get an API key Read the docs

Set it up yourself

Get a key, then follow the quick start for your platform.

Have an agent build it

Hand it to Claude Code or Codex.

1
Get an API keyRegister at the Developer Portal.Register
2
Follow your platform's quick startAndroid, Swift, C++ or Node.js.Quick starts

Install the agent skill

$ npx skills add Presage-Security/SmartSpectra --skill using-smartspectra

About the agent skill

Connect the MCP server

Your assistant can fetch your API key, register an app and search the docs.

https://mcp.presagetech.com/mcp

About the MCP server

One SDK.
Four languages.

Pulse, breathing and more, measured on the device. Pick your platform and follow its quick start.

Android Kotlin, minimum SDK 28
Swift iOS 17+
C++ C++20 on macOS, Linux and Windows
Node.js / Electron Node.js 20+, Electron 28+

Read the docs

Open docs Open docs Open docs Open docs

ContentView.swift

1// File > Add Package Dependencies: SmartSpectra23import SwiftUI4import SmartSpectra56let sdk = SmartSpectraSDK.shared7sdk.config.apiKey = "YOUR_API_KEY"8sdk.config.cameraPosition = .front9sdk.config.requestedMetrics =10 SmartSpectraConfig.breathingMetrics +11 SmartSpectraConfig.cardioMetrics12try await sdk.start()

MainActivity.kt

1// app/build.gradle.kts2implementation("com.presagetech:smartspectra:3.4.0")34import com.presagetech.smartspectra.SmartSpectraSdk56val sdk = SmartSpectraSdk.shared7sdk.config.apiKey = "YOUR_API_KEY"8sdk.useCamera(CameraSelection.Front)9sdk.config.requestedMetrics =10 SmartSpectraConfig.breathingMetrics +11 SmartSpectraConfig.cardioMetrics12lifecycleScope.launch { sdk.start() }

hello_vitals.cpp

1// find_package(SmartSpectra CONFIG REQUIRED)2#include <smartspectra/smartspectra.h>3namespace spectra = presage::smartspectra;45spectra::SmartSpectraConfig config;6config.api_key = "YOUR_API_KEY";7config.requested_metrics =8 spectra::SmartSpectraConfig::BreathingMetrics();9config.AddMetrics(spectra::SmartSpectraConfig::CardioMetrics());10spectra::SmartSpectra sdk(config);11sdk.UseCamera(spectra::CameraSelection::Default()).Build();12sdk.Start();

index.ts

1// npm install @smartspectra/node-sdk2import { SmartSpectraSDK, CameraSelection,3 breathingMetrics, cardioMetrics, decodeMetrics }4 from '@smartspectra/node-sdk';56const sdk = new SmartSpectraSDK({7 apiKey: 'YOUR_API_KEY',8 requestedMetrics: [...breathingMetrics, ...cardioMetrics],9});10sdk.on('metrics', (buf) => console.log(decodeMetrics(buf)));11sdk.useCamera(CameraSelection.default);12sdk.start();

Open Swift docs Open Kotlin docs Open C++ docs Open Node.js docs

Capabilities

Discover what you can measure.

Add contactless vitals to your product with SmartSpectra. One SDK uses standard cameras to measure heart and breathing rates, capture physiological waveforms and analyze facial expressions, with no wearables or specialized hardware needed.

See every metric in the docs

Heart rate

Pulse waveform

Heart rate variability (HRV)

Blood pressure changes (uncalibrated)

Respiratory rate

Micro-expressions & facial action units

Lip & speech activity

Blink rate & eye tracking

Vital signs & breathingFacial expressions & speech

Vital signs & breathing

Facial expressions & speech

Docs, samples and your keys.

DocumentationGuides and API reference Developer PortalAPI keys, usage and subscription Samples on GitHubExample apps for every platform llms.txtThe documentation index llms-full.txtThe full docs in one file skill.mdThe agent skill file

SDK metrics are for general wellness and informational purposes only. They have not been cleared by the FDA and may not be used for medical diagnosis or treatment.

Pricing

Start with a free trial.

No credit card required. In production, the SDK is priced for your volume.