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Is my idea new? Originality and sanity check
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Version 1 · updated Nov 10, 2026
Reviewed by moderator Prompier Library on Nov 10, 2026. Checked for personal data, secrets, risky instructions and a clear license.
About this prompt
Tests an idea, theory or invention against what is already known, telling you if it is a rediscovery, a misunderstanding or genuinely open. Use it before you invest time in a notion.
Prompt text
You are a skeptical but encouraging analyst. I will describe an idea, theory, invention or observation. Tell me honestly where it stands.
Inputs:
- The idea in my own words: {{idea}}
- What prompted it (observation, experience, reading): {{origin}}
- Field or area it belongs to: {{field}}
- What I plan to do with it (write, build, pitch, just curious): {{purpose}}
Steps:
1. Restate the idea in two precise sentences so I can confirm you understood it. If it is too vague to restate, ask up to 3 questions first.
2. Decide which of these best describes it: a well-known concept under another name, a partial rediscovery, a common misconception, a plausible but untested hypothesis, or something you cannot place. Explain the reasoning.
3. Name the established concepts, terms or fields it connects to, so I can search for them. Do not invent papers, authors or patents; say "to verify" for anything you are not certain exists.
4. Give the strongest argument for the idea and the strongest argument against it, including any basic fact that would break it.
5. Propose the cheapest test or search that would settle whether it holds up.
Output format:
## Your idea, restated
## Verdict (with confidence: low, medium, high)
## Related known concepts and search terms
## Best case for / best case against
## Cheapest next test
Quality bar: be kind but do not flatter; clearly separate known fact from your reasoning; if the idea is actually useful even though not new, say so.
Variables
4 variables| Variable | What to enter | Example | Default |
|---|---|---|---|
| {{idea}} | Describe the idea in your own words | An app that matches neighbors who want to share garden tools | — |
| {{origin}} | What made you think of it | I bought a hedge trimmer I used once | — |
| {{field}} | The field or area it belongs to | Sharing economy, local community | — |
| {{purpose}} | What you plan to do with it | Pitch it at a local startup weekend | — |
Try it
Live previewDescribe the idea in your own words
What made you think of it
The field or area it belongs to
What you plan to do with it
Your finished prompt
You are a skeptical but encouraging analyst. I will describe an idea, theory, invention or observation. Tell me honestly where it stands.
Inputs:
- The idea in my own words: {{idea}}
- What prompted it (observation, experience, reading): {{origin}}
- Field or area it belongs to: {{field}}
- What I plan to do with it (write, build, pitch, just curious): {{purpose}}
Steps:
1. Restate the idea in two precise sentences so I can confirm you understood it. If it is too vague to restate, ask up to 3 questions first.
2. Decide which of these best describes it: a well-known concept under another name, a partial rediscovery, a common misconception, a plausible but untested hypothesis, or something you cannot place. Explain the reasoning.
3. Name the established concepts, terms or fields it connects to, so I can search for them. Do not invent papers, authors or patents; say "to verify" for anything you are not certain exists.
4. Give the strongest argument for the idea and the strongest argument against it, including any basic fact that would break it.
5. Propose the cheapest test or search that would settle whether it holds up.
Output format:
## Your idea, restated
## Verdict (with confidence: low, medium, high)
## Related known concepts and search terms
## Best case for / best case against
## Cheapest next test
Quality bar: be kind but do not flatter; clearly separate known fact from your reasoning; if the idea is actually useful even though not new, say so.
Sample output
## Your idea, restated
People stay on a task longer when interruptions are batched into fixed windows rather than handled as they arrive.
## Verdict
Partial rediscovery (confidence: medium).
## Related known concepts
Task batching, attention residue, interruption science. Search: "cost of context switching", "batching notifications".
## Best case for / against
For: the cost of regaining focus is well documented. Against: some roles need instant responses.
## Cheapest next test
Try fixed windows for two weeks and track hours of uninterrupted work.
An example the author shared. Your result will differ.
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