AI Utilities workbench
Template utility

Catch broken prompt variables before runtime.

Compare mustache and JavaScript-style placeholders against a JSON object or key list. Find missing values and likely renames.

Browser-only analysisNo API callsDeterministic diagnostics

Prompt template

{{name}} or ${name}

Available data

JSON object or key list

Results

Nothing is uploaded
⌁
Ready to analyze

Enter content on the left and run the deterministic checks.

What this tool actually checks

Deterministic by design

The validator extracts {{variable}} and ${variable} placeholders, compares exact keys and uses edit distance only to suggest likely renames. It does not execute the template.

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