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Secure BEAM sandbox runtime for LLM code mode and MCP aggregation. Run concurrent LLM/tool clients safely while agents orchestrate approved tools, call upstream MCP/OpenAPI servers, and transform data.

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ptc_runner priv prompts json-system.md
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priv/prompts/json-system.md 

# 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 -->