JSON Formatter - Beautify & Validate
Format, beautify & validate JSON with syntax highlighting.
Convert JSON to TOON and optimize tokens for AI prompts.
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TOON Toolkit helps developers convert JSON into TOON format to reduce token usage and optimize Large Language Model (LLM) costs.
When working with AI models like GPT-4o, GPT-4.1, Claude, or other LLMs, token usage directly affects cost and performance. TOON Toolkit allows you to quickly transform verbose JSON structures into a compact TOON representation that can significantly reduce token counts.
Key Features:
- Convert JSON → TOON instantly
• Convert TOON → JSON
• Real token counting using modern OpenAI encodings
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