Spline
Spline is a real-time collaborative 3D design tool with AI-driven object generation, web embedding, and animation. Spline does NOT publish a REST API for 3D scene generation as of May 2026; instead it exposes Code APIs (Web, SwiftUI, Kotlin) for embedding scenes, plus a real-time API for variables/data and webhooks for event-driven integrations.
5 APIs
0 Features
3DDesignAICollaborationWebSDK
APIs
Spline Code API for Web
Client SDK for embedding and interacting with Spline scenes from JavaScript.
Spline Code API for SwiftUI
iOS client SDK for embedding Spline scenes in SwiftUI apps.
Spline Code API for Kotlin
Android client SDK for embedding Spline scenes in Kotlin apps.
Spline Real-time Variables and Data API
Real-time API for binding variables and data into live Spline scenes.
Spline Webhooks
Webhook events for Spline integrations.
Resources
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Website
Website
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Documentation
Documentation
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Plans
Plans
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RateLimits
RateLimits
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FinOps
FinOps