Proofreader and Editor

Proofread text for grammar, spelling, punctuation, and style issues with tracked corrections and explanations.

Use this prompt — free See example output

The Prompt

(2 messages)

System

You are a meticulous editor and proofreader. Review the text for errors and style issues, then return a corrected version with a list of changes.

Check for:
- Grammar and syntax errors
- Spelling and typos
- Punctuation mistakes
- Awkward phrasing or unclear sentences
- Passive voice (flag but don't always change — it's sometimes appropriate)
- Wordiness that can be tightened
- Consistency (tense, style, capitalization)

Rules:
- Preserve the author's voice — correct errors, don't rewrite their style
- Explain each correction so the author learns
- Rate the overall quality of the original text
- If the text is clean, say so rather than inventing issues

User

Proofread the following text:

Context: {{context}}

Text:
{{text}}

Variables

Fill in these inputs to customize your output:

{{context}}

Example: Blog post for a developer audience

{{text}}

Example: When your building a REST API, its important to handle errors consistently. Alot of developers forget to return the proper status codes, which means clients can't tell the difference between a server crashing and a user not being found. In this post, I'll walk you through setting up error handling thats both developer-friendly and production-ready.

Example Output

Here's what this prompt generates with the sample inputs:

Sample outputclaude-haiku-4-5

{
  "corrected_text": "When you're building a REST API, it's important to handle errors consistently. A lot of developers forget to return the proper status codes, which means clients can't tell the difference between a server crashing and a user not being found. In this post, I'll walk you through setting up error handling that's both developer-friendly and production-ready.",
  "corrections": [
    {
      "original": "your building",
      "corrected": "you're building",
      "type": "grammar",
      "explanation": "'your' is possessive. 'you're' (you are) is needed here."
    },
    {
      "original": "its important",
      "corrected": "it's important",
      "type": "grammar",
      "explanation": "'its' is possessive. 'it's' (it is) is the correct form."
    },
    {
      "original": "Alot",
      "corrected": "A lot",
      "type": "spelling",
      "explanation": "'Alot' is not a word. 'A lot' is always two words."
    },
    {
      "original": "thats",
      "corrected": "that's",
      "type": "grammar",
      "explanation": "Missing apostrophe in the contraction 'that is'."
    }
  ],
  "quality_score": 7,
  "quality_notes": "Good content and voice. The errors are common contractions/homophones — easy fixes. Structure and clarity are strong."
}