---
title: "Reference Design"
url: "https://altiumdeveloper.github.io/octopart-api-docs/reference/reference-design/overview"
bounded_context: "Reference Design"
kind: "overview"
experimental: false
deprecated: false
---

# Reference Design

Reference designs, their files, parts, evaluation kits and resources.

For AI assistants: [llms.txt](https://altiumdeveloper.github.io/octopart-api-docs/reference/reference-design/llms.txt) · [schema slice](https://altiumdeveloper.github.io/octopart-api-docs/reference/reference-design/schema.graphql) · [all types](https://altiumdeveloper.github.io/octopart-api-docs/reference/reference-design/types.txt)

## Entities

API types in this bounded context that represent Common Data Model (CDM) entities. The IRI is the entity's stable identifier in the CDM.

| API type | CDM entity |
| - | - |
| [`SupRefDesign`](https://altiumdeveloper.github.io/octopart-api-docs/reference/reference-design/types/objects/sup-ref-design.md) | [Reference Design](https://w3id.org/altium/cdm/supply/ReferenceDesign) [`https://w3id.org/altium/cdm/supply/ReferenceDesign`](https://w3id.org/altium/cdm/supply/ReferenceDesign) |

## Entry points

Look up entities by identifier:

- [`supRefDesignById`](https://altiumdeveloper.github.io/octopart-api-docs/reference/reference-design/operations/queries/sup-ref-design-by-id.md)
- [`supRefDesignsByIds`](https://altiumdeveloper.github.io/octopart-api-docs/reference/reference-design/operations/queries/sup-ref-designs-by-ids.md)

## Contents

| Kind | Items | Experimental |
| - | - | - |
| Queries | 5 | 0 |
| Objects | 16 | 0 |
| Inputs | 2 | 0 |
| Enums | 4 | 0 |