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Hey Chocolate is a headless Sustainability Intelligence Engine (SIE) that transforms complex environmental data — LCA, EPD, MKI — into actionable, real-time commercial assets. Integrate sustainability directly into your customer journey to boost conversions and automate transparency.

Quickstart

Get your first API call running in under 5 minutes.

Authentication

Set up your API keys and start making requests.

Core Concepts

Understand calculators, scenarios, equivalencies, and more.

API Reference

Explore the full GraphQL schema and endpoints.

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What you can build

Impact Calculators

Real-time CO2 and MKI score calculations embedded in your product pages.

Product Comparisons

Side-by-side sustainability comparisons to drive purchasing decisions.

Digital Product Passports

EU-compliant DPPs with QR codes, auto-generated per product.

Supply Chain Transparency

Visual supply chain breakdowns from Tier 1 to Tier N.

Eco Badges & Gamification

Impact badges and milestones that increase customer engagement.

Rich Visual Assets

Generate Lottie animations, MP4 videos, 3D scenes, and more from your data.

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Supported sectors

Hey Chocolate supports sector-specific sustainability data across five industries:
SectorExamples
AgriSoil usage, crop yields, water consumption, fertilizer impact
FoodIngredient sourcing, packaging footprint, food miles
Hightech ManufacturingRare earth metals, energy consumption, e-waste
Green ChemistryBio-based materials, chemical safety profiles, circular metrics
TradeTransport emissions, warehousing impact, last-mile delivery

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Architecture

Hey Chocolate is built as an API-first platform using GraphQL. This allows you to query exactly the data you need — from simple product scores to deeply nested supply chain graphs — in a single request. 
Your App  →  Hey Chocolate GraphQL API  →  Sustainability Intelligence Engine
                                              ├── Calculation Hub
                                              ├── Equivalency Engine
                                              ├── Scenario Simulator
                                              ├── Visualisation Pipeline
                                              └── Compliance Engine (DPP, EPD, CSRD)

Explore the API

Dive into the GraphQL schema and start querying.