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TOON to TONL

Convert TOON to TONL with our free online converter.

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About TOON

TOON (Token-Oriented Object Notation) is a line-oriented format optimized for LLMs. It reduces token count by 20-60% compared to JSON while maintaining readability.

  • 20-60% token reduction
  • LLM-optimized
  • Human readable
  • Deterministic output
Full TOON Documentation →

About TONL

TONL (Type-Oriented Notation Language) is a JSON superset with explicit type hints. It offers better schema clarity while maintaining JSON compatibility.

  • JSON compatible
  • Explicit types
  • Self-documenting
  • Better for complex schemas
Full TONL Documentation →

Other Conversions

Why Convert TOON to TONL?

Use TONL when you need type clarity without losing JSON compatibility, or when documenting complex data schemas.