Paste your JSON below and explore all features in real-time
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JSON Input
Start with the example below, then edit or replace it with your own
valid JSON. Every feature tab uses the current editor value.
Features & Output
Inspect the input size and structure without transforming the data.
Input overview
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Developer snippet
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See the compacted result and estimated savings for the current JSON.
After (Compact)
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Analysis
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Developer snippet
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Flatten nested objects into a dot-notation view for the current JSON.
After (Flatten)
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Analysis
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Developer snippet
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Remove noise such as ids, debug fields, and internal metadata before prompting an LLM. Change these options, then apply the current JSON to compare the result.
Prune options
Keys are detected from the current JSON. Technical keys are recommended automatically.
Select one or more rules; changes update Prune immediately.
After (Prune)
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Analysis
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Developer snippet
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Convert the current JSON into natural-language context and compare the result size.
After (Natural)
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Analysis
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Developer snippet
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Turn object arrays into a compact TOON-style layout and inspect how much structure it preserves.