# Green Fusion

**Canonical:** https://apis.io/providers/green-fusion/  
**Website:** https://green-fusion.de  
**APIs profiled:** 0

Green Fusion GmbH is a Berlin-based climate-energy software company that provides an intelligent 360-degree energy management platform for the residential real estate sector (Wohnungswirtschaft). Its software digitizes and optimizes building heating systems: "Der Energiespar-Pilot" delivers digital boiler-room management and optimized operation of conventional heat sources (gas, oil, district heating, CHP/BHKW), while its AI platform for sector coupling (Sektorkopplung) integrates heat pumps, PV systems, storage, and grid connectivity for intelligent monitoring and control. The platform is TUV-certified under GEG section 71a. Green Fusion is backed by HV Capital and surfaced in the API Evangelist network as a climate-energy provider; it operates a customer control platform (control.green-fusion.de) but publishes no public developer API at this time.

## Kin Score — 9.0 / 100 (minimal)

Scored 2026-08-20 under rubric 0.12.0. Trend: flat (+0.0 from 9.0).

| Facet | Score |
|---|---|
| Discoverability | 50.0 |
| Contract Quality | 0.0 |
| Governance | 0.0 |
| Contract Governance | 0.0 |
| Operational Transparency | 0.0 |
| Developer Ergonomics | 7.1 |
| Commercial Clarity | 17.1 |
| Access Clarity | 17.1 |

Regulatory layer — **Energy & Utilities**: 13.5 (matched via tags).

## Agent readiness — 0.0 (human-only)

| Dimension | Value |
|---|---|
| Spec Presence | no |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | no |
| OpenAPI Examples | no |
| Rate Limit Signal | no |
| Event Surface Described | no |
| Agent Skills | no |
| Well Known Catalog | no |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |

## Access

Unknown — onboarding: unknown, pricing: unknown, trial: no (confidence: low).

## Security (1)

- **Green Fusion Domain Security** — TLSv1.3 · HSTS · DMARC

## Tags

Company, Climate Energy, Energy Management, Heating, Building Automation, Sustainability, Germany, IoT

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/providers/green-fusion/). Scores are computed from the provider's own public artifacts under a published rubric.