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  1. Integrations
  2. /WHOOP

WHOOP API Integration

With Terra's WHOOP web API integration, your app can access detailed, complex insights generated by the WHOOP systems. This means you can build on top of the WHOOP Integration's proprietary Sleep, Recovery, and Strain scores. Beyond this, you can get an overview of user's sleep through key health metrics like resting heart rate & heart rate variability, and get a view of every workout users log during their day

Start Receiving Data From WHOOP In 5 Minutes

WHOOP

WHOOP

Enable WHOOP through your Terra dashboard

Select a Wearable

WHOOP

WHOOP

Connect users to your app

0. "active_durations_data":{...}
1. "calories_data": {...}
2. "device_data": {...}
3. "distance_data": {...}
4. "heart_rate_data": {...}
5. "movement_data": {...}
6. "position_data": {...}

Start receiving data from WHOOP on your app or website

How the WHOOP API integration works

Data delivery
WHOOP pushes to Terra on change
Expected latency
Seconds after the provider syncs
Data types
Activity, Body, Daily and Sleep, normalized by the Terra unified API
Credentials
You supply your own WHOOP app credentials. Apply at external-developer-portal.whoop.com

Two ways to receive WHOOP data

When data is available from a WHOOP device, Terra sends it straight to your webhook. During your Terra account setup you'll be prompted for a callback URL, and that is where Terra POSTs each payload.

WHOOP notifies Terra as soon as new data is available, and we POST the normalized payload straight to your webhook. No polling needed.

WHOOP's Activity
Payload Preview

Terra API preserves the raw data from the wearable, it just standardizes the units and the json format. It doesn’t augment or change the raw data in any way.

Data is organized into one of 6 data types.

Learn More

WHOOP's Available Data Types

Activity Payload (JSON)

{

active_durations_data: { ... }

calories_data: { ... }

data_enrichment: { ... }

distance_data: { ... }

energy_data: { ... }

heart_rate_data: { ... }

metadata: { ... }

work_data: { ... }

}

Data can also be sent as a FIT File or with the FHIR Format.

Send WHOOP data to your backend

Terra forwards every normalized payload to the destination you already use.
WebhookWebhook
FirestoreFirestore
SQLSQL
Mongo DBMongo DB
Google Cloud Storage BucketGoogle Cloud Storage Bucket
WebhookWebhook
FirestoreFirestore
SQLSQL
Mongo DBMongo DB
Google Cloud Storage BucketGoogle Cloud Storage Bucket
AWS S3 BucketAWS S3 Bucket
AWS Simple Queue ServiceAWS Simple Queue Service
KafkaKafka
SupabaseSupabase
Azure BlobAzure Blob
AWS S3 BucketAWS S3 Bucket
AWS Simple Queue ServiceAWS Simple Queue Service
KafkaKafka
SupabaseSupabase
Azure BlobAzure Blob

People Often Ask Us...

How do I access WHOOP data via API?

Terra provides a web API integration with WHOOP. Once your users authenticate through Terra's widget, their WHOOP data including Sleep, Recovery, and Strain scores is automatically pushed to your app via webhooks.

How quickly does WHOOP data reach my app?

WHOOP notifies Terra as soon as new data is available, so the normalized payload reaches your webhook within seconds of the user's device syncing. Strain, recovery, and sleep scores update throughout the day as new data becomes available.

What data is available from WHOOP through Terra?

Through Terra's WHOOP integration, you can access activity, body, daily and sleep data. This includes WHOOP's proprietary Sleep, Recovery, and Strain scores, resting heart rate, heart rate variability, workout details, and detailed sleep metrics.

How much does the WHOOP API integration cost?

Every Terra plan includes unlimited integrations, so there is no separate charge for WHOOP. Pricing is credit-based, with 100,000 credits included each month and usage-based rates beyond that. Every plan carries a 30-day money-back guarantee, so you can build against real WHOOP data risk-free.

Can't Find Your Question?

What devices are supported?

Terra API integrates with any WHOOP device currently supported by WHOOP.

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Terra on WHOOP

Research and writing from the Terra team on WHOOP.

  • Podcast30 Jul 2024

    John Anthony: Swim.com, WHOOP, Google Health, and Podium

    In this podcast with Kyriakos the CEO of Terra, John Anthony shares his journey through the development of an AI-based swim watch and other health-focused products.

    Kyriakos Eleftheriou
  • Research22 Jan 2026

    Sleep Metric Variation Across Wearables

    We analyzed sleep data from 77,000+ nights across six major wearables, then zoomed in on same-person, same-night overlaps to isolate true device differences. The headline: most trackers converge on sleep duration — averages cluster around ~7 hours and median night-to-night differences are typically ~15–22 minutes. But once you break sleep into stages, agreement falls apart: REM, deep, and light can diverge by hours in direct comparisons, highlighting how much staging depends on each company’s sensors and algorithms. The takeaway is practical: trust trends in total sleep time, treat stage minutes as directional, and avoid over-optimizing for a “perfect” score when the underlying measurements don’t match.

    Alistair Brownlee
  • Blog1 Jan 2026

    December 2025 product update: revoking access properly, forced backfills, and Vantage early access

    December 2025: disconnecting a user now revokes access at the provider, force backfill returns history on demand, Catapult joins the catalogue, and Vantage opens early access.

    Alex Venetidis
  • Blog24 Nov 2022

    WHOOP Integration series Part 4: Data from TERRA API

    WHOOP Integration series Part 4: Data from TERRA API Continuing our Integration series on WHOOP, we are discussing the data available from our API when fetching data from

    Elliott Yu
  • Blog23 Nov 2022

    WHOOP Integration series Part 3: Integrating with Terra API

    WHOOP Integration series Part 3: Integrating with Terra API Adding WHOOP as an integration to your app is fairly straightforward thanks to the standardized integration me

    Elliott Yu
  • Blog22 Nov 2022

    WHOOP Integration series Part 2: Data available from the API

    WHOOP Integration series Part 2: Data available from the API With WHOOP's recent announcement of their open API, we at Terra were very excited to see what we can get from

    Elliott Yu
  • Blog21 Nov 2022

    WHOOP Integration series Part 1: Getting started with Rest APIs

    WHOOP Integration series Part 1: Getting started with Rest APIs For years, Garmin, Fitbit, Polar, and other fitness tracking companies have allowed their developer enthus

    Elliott Yu
  • Blog28 Sep 2022

    HRV Comparison: Eightsleep vs. Whoop

    HRV Comparison: Eightsleep vs. WHOOP TL;DR Average HRV readings during sleep from Eightsleep and WHOOP were measured over the course of a week. Eightsleep's HRV readings

    Jacob Bulbul
  • Blog23 Sep 2022

    HRV Comparison: Oura vs Whoop

    HRV Comparison: Oura vs WHOOP Every week, we are comparing wearables and sensors. For this week, we are continuing our comparisons on HRV, with WHOOP and Oura. We discuss

    Jacob Bulbul
  • Blog22 Sep 2022

    WHOOP is now available through Terra API

    WHOOP is now available through Terra API Since the early days of Terra, customers have been asking us about integrating with WHOOP. After many requests, we started discus

    Elliott Yu
  • Blog7 Apr 2022

    Whoop Syncs Health Data to Apple Health

    Whoop Syncs Health Data to Apple Health - All data to the test From the beginning of Terra, our goal has been to connect to as many wearables as possible through one API.

    Elliott Yu

Connect with our WHOOP Integration

WHOOP API alternatives

These integrations also offer Activity, Body, Daily and Sleep data.

Garmin

Garmin

Oura

Oura

Samsung

Samsung

Withings

Withings

Huawei

Huawei

Biostrap

Biostrap

TrainingPeaks

TrainingPeaks

Fitbit

Fitbit

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