# Facets Knowledge Panels API

**Canonical:** https://apis.io/apis/open-food-facts/open-food-facts-facets-knowledge-panels/  
**Provider:** Open Food Facts — https://apis.io/providers/open-food-facts/  
**Base URL:** https://facets-kp.openfoodfacts.org  
**Documentation:** https://facets-kp.openfoodfacts.org/docs

Facets Knowledge Panels API is one of 12 APIs that [Open Food Facts](https://apis.io/providers/open-food-facts/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Knowledge Panels and Facets. The published artifact set on APIs.io includes an OpenAPI specification.

Serves knowledge panels for an Open Food Facts facet — category, label, brand and similar — so client applications can render the same explanatory panels the website shows. Serves its own OpenAPI 3.1 document.

## Operations (4)

| Method | Path | Summary |
|---|---|---|
| GET | `/metrics` | Metrics |
| GET | `/` | Hello |
| GET | `/knowledge_panel` | Knowledge Panel |
| GET | `/render-to-html` | Render Html |

## Machine-readable artifacts (3)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/open-food-facts/refs/heads/main/openapi/open-food-facts-facets-knowledge-panels-openapi.json
- **OpenAPI** — https://facets-kp.openfoodfacts.org/openapi.json
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/open-food-facts/refs/heads/main/overlays/open-food-facts-facets-knowledge-panels-overlay.yaml

## Other Open Food Facts APIs (11)

- [Open Food Facts API v2](https://apis.io/apis/open-food-facts/open-food-facts-api-v2/)
- [Open Food Facts API v3](https://apis.io/apis/open-food-facts/open-food-facts-api-v3/)
- [Open Prices API](https://apis.io/apis/open-food-facts/open-food-facts-open-prices/)
- [Search-a-licious API](https://apis.io/apis/open-food-facts/open-food-facts-search-a-licious/)
- [Folksonomy Engine API](https://apis.io/apis/open-food-facts/open-food-facts-folksonomy/)
- [NutriPatrol API](https://apis.io/apis/open-food-facts/open-food-facts-nutripatrol/)
- [Open Food Facts Cgi API](https://apis.io/apis/open-food-facts/open-food-facts-cgi-api/)
- [Open Food Facts Product API](https://apis.io/apis/open-food-facts/open-food-facts-product-api/)
- [Open Food Facts Search API](https://apis.io/apis/open-food-facts/open-food-facts-search-api/)
- [Open Food Facts Taxonomy API](https://apis.io/apis/open-food-facts/open-food-facts-taxonomy-api/)
- [Open Food Facts Taxonomy Suggestions API](https://apis.io/apis/open-food-facts/open-food-facts-taxonomy-suggestions-api/)

## Tags

Knowledge Panels, Facets

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/open-food-facts/open-food-facts-facets-knowledge-panels/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/open-food-facts/.