Bring massive 3D geospatial content to the web

Cesium ion is a scalable, secure, cloud platform for optimizing large, semantic, and complex 3D content for streaming.

Stream your high-fidelity content worldwide by leveraging ion's horizontal scaling and distributed serving architecture.

3D tiling in the cloud

Upload your data to create 3D Tiles, the optimal way to stream massive 3D content

Curated geospatial content

Fuse high-resolution terrain and imagery with your data for more global coverage.

Secure your hosted content

Attribute your uploaded data and secure hosted content using access tokens.

Fast, simple 3D tiling in the cloud

Tile your data into 3D Tiles for seamless visualization at the best visual quality with a web-based workflow.

  • Point clouds
  • Photogrammetry
  • BIM/CAD
  • 3D buildings
  • Imagery
  • Terrain

The fastest way to stream 3D

Optimize massive 3D content for the smoothest streaming experience with tools built to scale for lightning fast processing.

Accurate and precise results

Measure, analyze, and make decisions with confidence based on visualizations as precise as your source data.


Learn more about our 3D Tiling Pipeline

Manhattan buildings tiled on Cesium ion, data courtesy of Nearmap.

Discover 3D geospatial content

Fuse global, high-resolution terrain and imagery for more complete coverage and accurate analysis.


Ready-to-stream curated 3D content

Use content optimized for 3D maps visualization and curated from terabytes of open and commercial data.

Fuse your content with ours

Seamlessly integrate your source data with content hosted on Cesium ion.


Learn more about our 3D content

Tap + drag to interact

Stream Cesium World Terrain down to 50cm resolution and Bing Maps Imagery down to 15cm resolution.

Geocoding for your apps

Use ion's Geocoding API to translate names and addresses to precise locations on the globe in CesiumJS apps.

Faster and Smaller 3D Tiles with WebP Image Compression
Cesium ion Photogrammetry Update - Smooth 3D Tiles, Smooth Performance
Cesium World Terrain Adds 1m Resolution in Areas Across US