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commands/list-engines.md

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+---
+description: Display voice engines with pricing and features
+argument-hint:
+---
+
+Display all available AWS Polly voice engines with technology, pricing, and use cases.
+
+## Usage
+
+```bash
+aws-polly-tts-tool list-engines
+```
+
+## Examples
+
+```bash
+# Show all engines with details
+aws-polly-tts-tool list-engines
+```
+
+## Output
+
+Returns table with Engine, Technology, Price/1M chars, Char Limit, and Best For columns.
+
+Includes:
+- Standard ($4/1M) - Traditional TTS
+- Neural ($16/1M) - Natural voices
+- Generative ($30/1M) - Highest quality
+- Long-form ($100/1M) - Audiobooks