Terra Research / Substack · Apr 2026
Quarterly research compilation covering 14 studies and the origins of Terra Research, with themes including sleep, training, melatonin, GLP-1s, saunas, women’s health, and longitudinal wearable-data analysis.
API for developers to access health data
Public company, workplace, funding, and market signals
Updated Jul 30, 2026
Terra API is a London-based health and fitness data API platform that lets developers connect apps to 500+ wearables, health apps, sensors, and medical/lab data through one unified integration. It positions itself as usage-based B2B infrastructure for digital health, wellness, insurance, clinical research, and related enterprise use cases.
Primary product
Unified health and fitness data API for wearables, sensors, and health/lab integrations
Founded
2020
Headquarters
London, United Kingdom
Team size
11-50
Work style
Onsite
Industry
Software Development
Sub-industry
Health & fitness data API / wearable data infrastructure
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Offices
Business model
Stage
Seed
Total raised
$2.9M
Latest round
Seed · Jun 2021
Latest amount
$2.8M
Jun 2021
Mar 2021 · Y Combinator
Leadership
CEO and Founder
George
Head of Engineering Strategy
Head of Product Engineering
Head of Design Engineering
Head of Strategic Partnerships
Strategy & Customer Operations
Head of Infrastructure Engineering
Alistair Brownlee
Terra Research Lead
Founders
Co-Founder
Investors
First-principles, candid, transparent, and high-ownership culture with little bureaucracy; the company says it defaults to yes, expects fast execution, and hires for strong ownership.
Work style
Onsite
Benefits
Pricing
Usage-based, credit-based subscription pricing; Quick Start starts at $499/month monthly or $399/month annually with 100,000 credits included, plus enterprise custom pricing and add-on modules.
Differentiators
Technology
Customers
Competitors
Terra Research / Substack · Apr 2026
Quarterly research compilation covering 14 studies and the origins of Terra Research, with themes including sleep, training, melatonin, GLP-1s, saunas, women’s health, and longitudinal wearable-data analysis.
Terra Blog · Oct 2025
Announced Terra Research, Lab Reports in the dashboard with PDF/Image to JSON, and migration to Samsung Health’s new Data SDK for cleaner Android integrations.
Terra Blog · Aug 2025
Highlighted reliability improvements, WHOOP V2, Garmin and Fitbit fixes, faster SDKs, and bulk blood-report uploads with smarter reference ranges.
Terra Blog · Jul 2025
Introduced Terra MCPs for AI-driven setup and knowledge access, plus Fern-powered Python/JS SDKs and Expo plugin support.
Terra Blog · May 2025
Expanded the Blood Reports API to about 4,200 biomarkers and opened the Biomarkers API to semi-public beta for Terra customers.