# Cesium

**Canonical:** https://apis.io/providers/cesium/  
**Website:** https://cesium.com/  
**APIs profiled:** 1

Cesium provides an open platform for 3D geospatial applications, offering tools like CesiumJS, Cesium ion, and integrations for Unity, Unreal, and Omniverse. It serves developers, enterprises, and government agencies with streaming 3D Tiles, curated global content, and AI‑enabled workflows, enabling visualization, analysis, and design of complex spatial data.

## Kin Score — 41.2 / 100 (developing)

Scored 2026-11-06 under rubric 0.27.0. Trend: flat (-4.2 from 45.4).

| Facet | Score |
|---|---|
| Discoverability | 75.0 |
| Contract Quality | 67.6 |
| Contract Governance | 22.0 |
| Operational Transparency | 21.1 |
| Developer Ergonomics | 8.3 |
| Access Clarity | 51.3 |

Regulatory layer — **Horizontal (data, software, accessibility, platform)**: 16.7 (matched via fallback).

## Agent readiness — 31.0 (agent-ready)

| Dimension | Value |
|---|---|
| Spec Presence | yes |
| Agentic Access | no |
| Reversibility Documented | no |
| MCP Server | no |
| Auth Clarity | served |
| Idempotency | no |
| Error Semantics | derived |
| OpenAPI Examples | verified |
| 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 |
| Delegated Identity | documented |
| Protected Resource Metadata | verified |
| Dynamic Client Registration | no |
| Agentic Commerce | no |
| Pagination Ratio | partial |
| Operation Distinctiveness | no |
| MCP Tool Quality | na |

## Access

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

## APIs (10)

- **Cesium ion API** — Cesium ion REST API for tiling and streaming capabilities
- **Cesium Archives API** — Archives allow you to make downloadable versions of your assets for offline use or hosting outside of Cesium ion. With archives you can: * Create a full copy of an asset as a zi...
- **Cesium Asset Elements API** — The Asset Elements API provides a mechanism to query individual elements within an asset.
- **Cesium Assets API** — Whether you have imagery, terrain, 3D buildings, point clouds, photogrammetry, or one of the many other types of data we support, ion creates what we refer to as an asset. There...
- **Cesium Experimental API** — Experimental API lets users test emerging capabilities and help shape future improvements. These endpoints are not intended for production use and may be removed without notice.
- **Cesium Exports API** — Allows you to export the files for a particular asset to an Amazon S3 bucket of your choice. These files can then be hosted through a custom server or downloaded for local/offli...
- **Cesium Labels API** — Labels let you organize assets and stories with reusable metadata tags. The Labels API provides a mechanism to list, create, update, and delete account labels. Asset-label assig...
- **Cesium OAuth API** — The Oauth API provides a mechanism to allow third-party applications to access a user's ion account data through the Oauth 2.0 authorization framework.
- **Cesium Tokens API** — The Tokens API provides a mechanism to create and manage access tokens. Access tokens are used to give applications access to your ion account, including access to stream your i...
- **Cesium User API** — Routes related to the currently authenticated account.

## Security (1)

- **Cesium Domain Security** — TLSv1.3 · DMARC

## Plans (2)

- **Cesium Plans Pricing**
- **Cesium Price Estimates**

## Tags

Company, Geospatial, 3D, Platform, Open Source

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