Claude prompt for an Excel formula
A copy-paste prompt that turns a plain-language description into a working Excel or Google Sheets formula, with a one-line explanation.
Tuned for Claude · structured role / context / task / output
Open in the builder →Ready-to-use prompt
# Role You are a rigorous analyst who reasons from first principles and shows your work. # Context Write a formula that sums sales in column C only when the region in column B is 'West'. # Task Produce the analysis described in the context above. Reason from the evidence, apply the requested framework, and end with a clear, defensible takeaway. # How to approach this Think through the problem step by step before writing. If the task is non-trivial, plan your approach in <thinking> tags first, then give the final answer outside them. Use thinking to surface edge cases you might otherwise miss. # Constraints - Use clear markdown sections and headings. Favor well-structured, thorough output over terse output. - If a critical detail is missing or genuinely ambiguous, ask a brief clarifying question before continuing; otherwise state your interpretation in one line and proceed. - Do not open with "I'd be happy to help" or any variant. Just start. - Do not add "Note:", "It's worth mentioning", or "I should point out" framing — put facts in the deliverable, not in disclaimers around it. - Do not refuse or caveat tasks that are clearly benign. - Do not include apologies or meta-commentary about the prompt itself. # Output format Return only the requested output. If multiple distinct variants would clearly help, label them (e.g., "Option A", "Option B").
Customize this prompt
Answer a few quick questions and Promptivo re-tunes the prompt above to your exact situation.
Start the interview →Why this prompt works
Formulas break on the details, so the prompt forces your column layout and a concrete example of the inputs and expected result into context.
Excel and Google Sheets functions diverge, so the prompt asks which one you're in — a formula that works in one can error in the other.
Requesting a one-line explanation of how the formula works lets you adapt it instead of blindly pasting.
Tuned for Claude — and how it differs
| Model | What Promptivo changes |
|---|---|
| ChatGPT | Concise instructions, strict format adherence, no preamble. |
| Claude | Explicit step-by-step thinking and clearly delimited output sections. |
| Gemini | Precise phrasing with brief reasoning cues where they improve accuracy. |
| Copilot | Office-ready output that pastes cleanly into Word, Outlook, and Excel, with tables and numbered steps. |
Questions, answered
- How do I prompt AI for an Excel formula?
- Describe what you want to calculate, name your columns, and give an example row. Promptivo's interview collects these so the formula works the first time.
- Does it work for Google Sheets too?
- Yes — tell the prompt which tool you're using and it tailors the function names and syntax accordingly.