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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 tool-calling-system.md
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priv/prompts/tool-calling-system.md 

# Tool Calling System Prompt



System prompt for tool calling output mode.



<!-- version: 1 -->

<!-- date: 2026-05-18 -->

<!-- prompt-guidelines: priv/prompts/README.md -->

<!-- audience: text-mode-tool-calling-system-prompt -->

<!-- budget: target<=1000 bytes, hard<=1500 bytes -->

<!-- used-by: PtcRunner.SubAgent.Loop.TextMode -->

<!-- profiles: text output mode with provider-native tool calling -->

<!-- shown-in: provider system message for native tool-calling text mode -->

<!-- composed-with: output instruction appended in code -->



<!-- PTC_PROMPT_START -->



<role>

Use tools to complete the task.

</role>



<instructions>

- Call tools when needed.

- Final answer: raw JSON object matching the expected output. No markdown, no explanation.

</instructions>



<!-- PTC_PROMPT_END -->