JSON Extractor Prompt

Extract structured JSON from any unstructured text. Use for entity extraction, invoice parsing, form intake, etc. Copy the prompt below, swap the bracketed variables for your own context, and run it in any capable model. This prompt node is part of the Onexial knowledge graph and links to related concepts, workflows and tools below.

Extract the fields from the text into JSON matching this schema:

Schema:
{{schema}}

Text:
{{text}}

Rules:
- Return ONLY valid JSON.
- If a field is missing, use null.
- Never invent values.

{ "vendor": "Notion", "amount": 96.00, "currency": "USD", "date": "2026-07-01" }