JSON to TOON Converter Online
Convert JSON to Token-Oriented Object Notation for LLM prompts
Output will appear here...
About JSON to TOON Converter
What is TOON?
Token-Oriented Object Notation (TOON) is a compact, human-readable encoding of JSON designed for LLM prompts. It reduces token count by ~40% compared to JSON while maintaining the same data model.
Features
- ~40% fewer tokens than JSON
- Lossless round-trip with JSON
- Tabular arrays for uniform data
- 100% client-side, no data sent to server
Use Cases
- LLM prompt optimization
- AI context window efficiency
- Reducing API token costs
- High-speed RPC and edge computing