# Forecast.Solar

**Canonical:** https://apis.io/providers/forecast-solar/  
**Website:** https://forecast.solar/  
**APIs profiled:** 1

Forecast.Solar provides a RESTful API delivering solar production forecasts and weather data for photovoltaic installations worldwide. Leveraging PVGIS irradiation data and multiple weather services, the service offers hourly to 15‑minute resolution forecasts, historic averages, and clear‑sky estimates. It supports professional accounts with advanced features such as time‑window calculations and chart generation, enabling developers and energy managers to integrate solar forecasting into applications and automation workflows.

## Kin Score — 38.7 / 100 (thin)

Scored 2026-10-31 under rubric 0.25.0.

| Facet | Score |
|---|---|
| Discoverability | 66.1 |
| Contract Quality | 35.1 |
| Contract Governance | 22.0 |
| Operational Transparency | 36.8 |
| Developer Ergonomics | 40.5 |
| Access Clarity | 31.6 |

Regulatory layer — **Energy & Utilities**: 23.0 (matched via tags).

## Agent readiness — 31.6 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | derived |
| Reversibility Documented | no |
| MCP Server | documented |
| Auth Clarity | no |
| Idempotency | no |
| Error Semantics | verified |
| OpenAPI Examples | no |
| Rate Limit Signal | documented |
| Event Surface Described | no |
| Agent Skills | unknown |
| Well Known Catalog | yes |
| Consent Identity | no |
| Agent Card | no |
| Dry Run Mode | no |
| Delegated Identity | no |
| Protected Resource Metadata | no |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | na |
| Operation Distinctiveness | no |

## APIs (8)

- **Forecast.Solar Chart API** — Chart widget (registered users)
- **Forecast.Solar Clear sky API** — Solar production for clear sky condition (registered users)
- **Forecast.Solar Forecast API** — Solar production forecast
- **Forecast.Solar History API** — Historic average solar production (registered users)
- **Forecast.Solar Misc API** — Miscellaneous functions
- **Forecast.Solar Professional API** — Functions for Professional account holders
- **Forecast.Solar Public API** — Public functions
- **Forecast.Solar Weather API** — Weather forecast (registered users)

## Agentic access (1)

- **Forecast Solar Agentic Access** — 56 operations

## Security (2)

- **Forecast Solar Authentication** — 1 scheme
- **Forecast Solar Domain Security** — TLSv1.3 · DMARC

## Plans (1)

- **Forecast Solar Plans Pricing**

## Tags

Company, Solar, Forecast, API, Renewable Energy

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