Cesium
Pricing. There's a free plan to get you started. Paid plans start at $149 a month, and some plans are tailored to your team. Reach out to the vendor for a quote. See full pricing · Updated October 14, 2026
Cesium is an open 3D geospatial platform that combines CesiumJS and game-engine integrations with Cesium ion cloud tiling and streaming for terrain, imagery, point clouds, and BIM or CAD models on the web.
Infrastructure and construction teams rarely get everyone into the same desktop viewer, yet they still need one globe that lines up design models, scans, and GIS context. Cesium targets that problem with open runtimes plus Cesium ion, a SaaS service that tiles massive photogrammetry, point clouds, terrain, imagery, and BIM or CAD sources into streamable 3D Tiles.
Developers embed CesiumJS in browsers or route ion-hosted assets into Cesium for Unreal, Unity, NVIDIA Omniverse, and Open 3D Engine builds when they want real-time geospatial accuracy outside a traditional GIS desktop. ion bundles curated global content such as Cesium World Terrain, Bing Maps and Google Maps imagery, Cesium OSM Buildings, and Google Photorealistic 3D Tiles, then lets you fuse private uploads beside that baseline for digital twin and operations portals.
On the AEC side, ion advertises BIM/CAD tiling with a database API in technology preview so web apps can query metadata from tiled IFC-style assets without loading entire models at once. Stories adds a no-code editor for map-based presentations, while access tokens and asset dashboards keep hosted content private to each account.
Community accounts stay free for individual non-commercial or exploratory commercial evaluation, but Cesium's pricing FAQ requires paid commercial licenses when revenue, funding, government work, or quota limits trigger. Paid Commercial and Premium tiers scale storage, streaming, reality modeling, and expert support, with custom and self-hosted options for enterprises that cannot use the public cloud.
Specifications
Pricing
Platforms
Used for
Used by
Tasks
Pros and cons
Pros
- Open source CesiumJS is free for commercial and non-commercial use under Apache 2.0.
- Strong open standards focus with native 3D Tiles and glTF support.
- Scales from browser demos to enterprise ion Self-Hosted deployments.
- Broad engine support beyond the web, including Unreal and Unity.
Cons
- Production ion quotas and commercial licensing add cost beyond the free Community tier.
- Building custom apps requires developer skills; it is a platform, not a turnkey BIM authoring tool.
- BIM/CAD database API features remain in technology preview on ion.
Key features
CesiumJS: Open source JavaScript library for streaming 3D Tiles, glTF models, terrain, imagery, and time-dynamic data in the browser.
Cesium ion: Cloud tiling and hosting for photogrammetry, point clouds, BIM/CAD, and global basemaps with token-based access control.
3D Tiles streaming: Level-of-detail delivery for city-scale buildings, scans, and design models without loading entire files at once.
BIM/CAD tiler: Converts IFC and other AEC sources into queryable 3D Tiles, with a database API in technology preview on ion.
Engine plugins: Cesium for Unreal, Unity, Omniverse, and O3DE bring WGS84 globes and 3D Tiles into game-engine and simulation workflows.
Reality modeling tools: ion includes photogrammetry tiling, clipping, and analysis streaming for as-built and inspection use cases.
Pricing
Cesium ion Community
per month
Free
Individual non-commercial or qualifying exploratory use; 10 GB storage and 15 GB monthly streaming per pricing table.
Custom / self-hosted
Contact sales
Contact Cesium sales for custom quotas or Cesium ion self-hosted deployments.
Cesium ion Commercial (individual)
per month
$149.00
100 GB storage and 150 GB monthly streaming listed on vendor pricing page. Monthly or annual billing available.
Cesium ion Premium (individual)
per month
$499.00
500 GB storage and 500 GB monthly streaming per pricing table.
Cesium ion Commercial (team, up to 5 members)
per month
$524.00
Team tier with five members; same Commercial quotas as individual unless noted on vendor site.
Cesium ion Premium (team, up to 5 members)
per month
$874.00
Premium team tier. Ask about quotas on official pricing page before purchase.
Prices come from each vendor’s public listings and can change. Double-check the current price on the vendor site before you buy.
Frequently asked questions
How much does Cesium ion cost?
Cesium lists Community at $0 for qualifying individual use, Commercial at $149 per month for an individual or $524 per month for a five-member team, and Premium at $499 per month individual or $874 per month team, all in USD. Custom and self-hosted plans are quote-based through sales.
When do I need a paid Cesium ion commercial license?
Cesium's pricing FAQ requires a paid commercial license if your company exceeds $50,000 in annual gross revenue or has raised more than $50,000, if you work on government projects, funded educational research, or if you exceed Community usage limits. Community remains available for non-commercial personal projects and exploratory commercial evaluation.
Is CesiumJS free to use commercially?
Yes. CesiumJS is open source under the Apache 2.0 license and can ship in commercial web apps without a runtime fee. Many production apps still pay for Cesium ion when they need cloud tiling, curated global terrain and imagery, or higher streaming quotas.
Does Cesium ion support IFC or BIM models?
Cesium ion provides a BIM/CAD tiler that converts AEC sources such as IFC into 3D Tiles, with a database API in technology preview for querying tiled metadata. Usage counts toward ion storage and streaming quotas even while the tiler preview is free of separate API limits.
What data types can Cesium ion tile and stream?
The ion platform page lists point clouds, photogrammetry, 3D models, 3D buildings, imagery, and terrain as supported tiling inputs, all optimized to 3D Tiles for web and engine clients. Teams can combine private uploads with global terrain, imagery, and OSM Buildings hosted on ion.
What platforms does Cesium run on?
CesiumJS targets modern desktop and mobile browsers. Cesium also ships integrations for Unreal Engine, Unity, NVIDIA Omniverse, and Open 3D Engine, with ion streaming available to those clients on supported operating systems. Self-hosted ion is aimed at enterprises that must keep data inside their own environment.
Cesium vs Google Earth or Mapbox: when should AEC teams pick Cesium?
Google Earth and Mapbox emphasize packaged map experiences and tiles, while Cesium is an developer platform for embedding precise 3D Tiles, BIM, and point clouds inside custom web or engine apps. AEC and infrastructure teams choose Cesium when they need open-source runtimes, private ion hosting, and control over how models fuse with GIS context.
Who uses Cesium in construction and infrastructure?
Cesium targets software teams, GIS groups, and owners building digital twins, operations dashboards, and public-facing project viewers. Typical adopters include transportation agencies, utilities, and AEC firms that must stream design models, as-built captures, and sensor data on one WGS84-accurate globe rather than in siloed desktop files.
Tutorials and learning
Sources
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