Live Playground

Convert JSON to TONL and see real token savings

Tests Passing
496
✓ 100%
Dependencies
0
Pure TS
Gzipped Size
8.84
KB

Try Examples

⭐ Large Datasets (Best for Demo)

🎯 Common Use Cases

🏗️ Complex Structures

Quick Start

💡

Pro Tip: Test Type Hints!

Toggle types to see the difference in output size and validation capability

See type metadata difference

📦 Compact (OFF) - Max Savings
employees[100]:
~44% savings
✅ Validation (ON) - With Types
employees[100]{empId:u32,firstName:str,...}:
~39% savings (+ validation)

JSON Input

bytes · tokens · lines

TONL Output

bytes · tokens ·
🔄

See how savings scale with data volume

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Live Token Comparison

Real-time savings as you convert

JSON Format
tokens
100% baseline
TONL Format
tokens
Token Savings
vs JSON format
Saved Tokens
Up to 60% possible

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