AI JSON guide

JSON Format for OpenAI Response

Format and repair JSON-like responses from OpenAI-style APIs and structured AI outputs.

Open AI JSON Repair

How to do it

  1. Paste the response body or JSON-like output.
  2. Repair syntax if the response includes markdown or commentary.
  3. Format and validate the final JSON before parsing it in code.

Recommended tool

AI JSON Repair

Fix broken JSON from ChatGPT, APIs, logs and config files with local repair and optional AI fallback.

JSONFree

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FAQ

Why would an AI response need repair?

Some responses include markdown fences or explanatory text around JSON.

Can this parse API response JSON?

Yes. Use JSON Formatter when the API response is already valid JSON.

Can this help with structured outputs?

Yes. It is useful for checking examples and debugging parser failures.