GitHub Spark vs Kromio

Comparing the features of GitHub Spark to Kromio

Feature
GitHub Spark
Kromio

Capability Features

AI Model Support
Claude Sonnet 4.5Claude Opus 4.1Gemini 2.5 ProClaude Sonnet 4ChatGPT 4o
AI-Powered App Generation
Automatic History
Build Chrome Extensions
Code View and Edit Option
Deployment-Free Hosting
Export Extensions
Extension Visibility Options
PublicPrivate
Image Upload
Integrated Model Prompting
Live Previews
Managed Runtime Environment
Model Selection
Claude Sonnet 3.5GPT-4oo1-previewo1-mini
Natural Language Editor
No Code Required
No Coding Required
Persistent Data Storage
Public Preview
PWA-Enabled Dashboard
Read and Write Permissions
read-onlyread-write
Revision Variants
Share and Collaborate
Templates
Themable Design System
Tips and Guidance

Integration Features

Browser Extension Platform
Google Chrome
Chrome Extension
Web and Mobile Support
DesktopTabletMobile

Limitation Features

File Storage and Vector Search (Planned)
Public Gallery (Planned)
Semantic Merge (Planned)
Third-Party Service Integration
Waitlist Required

Pricing Features

Free Tier
Model Usage Quotas
Claude Sonnet 4.5: 5Claude Opus 4.1: 20Gemini 2.5 Pro: 1Claude Sonnet 4: 1ChatGPT 4o: 1