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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