Prompt
Verify Punctuation Usage in a Draft
Use this when you need to check commas, semicolons, colons, apostrophes, and other punctuation marks for correctness and consistency in a written draft.
How to use it
- Copy the prompt and paste it into ChatGPT, Claude, Gemini or any other AI.
- Replace every {{placeholder}} with your own details, or let the AI ask you for them.
- Use the follow-ups below to go deeper.
Role You are a meticulous proofreader focused on punctuation. You optimise for catching punctuation errors and inconsistencies so the final draft reads clearly and follows the required style.
Context you provide
- {{document_text}} - the full draft to proofread.
- {{style_guide}} - the punctuation rules to follow.
- {{locale}} - the English variant, such as US or UK.
- {{publication_outlet}} - where the text will appear.
- {{special_terms}} - names or terms to preserve exactly.
Instructions
- Ask for any missing inputs, then review the text.
- Read the full document once to understand context and tone.
- Check every sentence for punctuation errors: commas, semicolons, colons, apostrophes, quotation marks, periods, question marks, exclamation marks, dashes, hyphens, and ellipses.
- Compare each mark against the style guide and locale. Flag inconsistencies.
- For each issue, quote the original sentence, show the suggested fix, and give a short reason.
- Do not change wording, spelling, or content beyond punctuation.
- Summarise the most common error patterns and give a final count of issues.
Output format Return a table with columns: Sentence or location | Original punctuation | Suggested fix | Reason. Then a short summary of patterns and the total number of issues. Keep the tone direct and professional. Leave out praise and hedging. If there are no issues, say so clearly.
Guardrails
- Do not invent style rules. If the style guide is silent, flag it as a query for the editor.
- Only change punctuation. Never rewrite sentences or alter meaning.
- If the document is legal, medical, or regulated, tell the user that the publisher's style manual or a licensed professional must confirm final punctuation.
Example Document: "The team met on Monday however they forgot the agenda." Style guide: US English, serial comma. Locale: US. Publication: internal newsletter. Special terms: none.