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TOON vs YAML — Reduce LLM Token Costs & When to Use Each

TOON vs YAML — Reduce LLM Token Costs & When to Use Each

Sourabh
November 27, 2025
11 min read
Data FormatsLLMYAMLPerformanceDeveloper Tools
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Published on November 27, 2025 by Sourabh

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    When Not to Use TOON

    Understanding the limitations and edge cases where TOON may not be the best choice.

    Best Practice: Use TOON selectively for high-volume, uniform data payloads to LLMs. Keep YAML/JSON for configuration, human-edited files, and complex nested structures.

    YAML-TOON Converter