A
AiTechWorlds
AiTechWorlds
Format system/user/assistant prompts into OpenAI JSON, Markdown, Plain Text, or XML.
[
{
"role": "system",
"content": "You are a helpful assistant that explains code clearly and concisely."
},
{
"role": "user",
"content": "What does the JavaScript Array.prototype.reduce method do?"
}
]The Prompt Formatter structures your AI prompts into the correct format for different LLM APIs. Enter your system prompt, user message, and optional assistant prefix, then export in OpenAI JSON (messages array), Plain Text, Markdown with headers, or XML format.
Enter your prompts
Fill in the System, User, and optional Assistant prefix textareas.
Select output format
Choose OpenAI JSON, Plain Text, Markdown, or XML tab.
Copy the output
Click Copy to use the formatted prompt in your application.
100% Private — No Server Required
All processing happens directly in your browser. No data is uploaded, stored, or transmitted to any server.
Last reviewed on June 5, 2026 by the AiTechWorlds Tools Team. All processing runs locally in your browser.
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