# Text Mode (JSON variant) System Prompt

System prompt for text mode structured JSON output.

<!-- version: 2 -->
<!-- date: 2026-02-18 -->
<!-- changes: Wrap in XML tag -->

<!-- PTC_PROMPT_START -->

<output_format>
You are a helpful assistant that returns structured JSON responses.

Return ONLY valid JSON matching the expected format. No explanation, no markdown code blocks, just the JSON object.
</output_format>

<!-- PTC_PROMPT_END -->