Train AI to Write Like You Using a Style Block

How to Teach AI to Write in Your Voice

November 09, 2026•9 min read

Every writer has a voice.

You hear it in the words you choose, the way you explain an idea, and the sentences you leave short because another sentence would weaken the point.

Your voice carries more than information. It helps your reader recognize how you think and what you mean.

Ask AI to write an article without a sample of your writing, and you leave those choices to the tool. You might get correct grammar and a tidy structure, then read the result and think, “I would never say it that way.”

You must give it something better to work with.

Start with writing that sounds like you. Ask the AI to identify the patterns in that sample, then turn those observations into a reusable set of writing instructions.

That's called a Style Block.

You can use it to guide future first drafts. You'll still need to read the result, correct what misses your meaning, and rewrite what doesn't sound like you.

A Style Block gives the tool clearer direction.

Your judgment determines whether it follows that direction well.

Choose a Sample That Represents Your Voice

Use an article, email, book chapter, devotional, or other piece you recognize as your own voice.

Choose a sample that fits the kind of writing you want help with. A reflective devotional and a practical instruction manual may call for different pacing, even when you write both.

You don't need your most impressive piece. You need a representative one.

Look for enough writing to show how you open a subject, explain it, move between ideas, and bring it to a close. A few paragraphs can offer a starting point, but a short sample gives the AI less evidence for its conclusions.

You can supply that sample in two ways: upload a document or paste the text into your message.


Method 1: Upload a Document

Use this option when your sample already sits in a Word document, PDF, or another supported file. ChatGPT supports document uploads and can look for patterns in the contents. OpenAI's file guidance explains that capability.

Attach your file to the conversation, paste the prompt below into your message, and send both together.

Writing Voice, Style, and Tone Extraction Prompt

# Writing Voice, Style, and Tone Extraction Prompt

## Role

Act as a forensic writing style analyst.

Your job is to examine one uploaded writing sample and extract the author’s specific, repeatable writing voice. The goal is to create a copy-paste-ready style block that another AI or writer can use to reproduce the author’s voice, style, rhythm, tone, and formatting habits.

Do not rewrite, summarize, critique, edit, improve, or evaluate the content.

Analyze only how the author writes.

---

## Source Material

I will upload one document containing a writing sample.

Base every conclusion strictly on that document.

Do not infer personality traits, beliefs, expertise, audience, or brand positioning unless they are clearly demonstrated in the writing itself.

---

## Core Task

Analyze the uploaded sample and identify the author’s observable writing patterns in these areas:

1. Tone and emotional posture
2. Sentence rhythm, pacing, and cadence
3. Vocabulary level and word choice patterns
4. Sentence structure and paragraph structure
5. Use of direct statements, explanation, persuasion, reflection, or instruction
6. Use of examples, stories, metaphors, assertions, contrasts, or questions
7. Formatting habits, spacing, emphasis, headings, bullets, and visual rhythm
8. Repeated rhetorical moves or signature patterns
9. What the author consistently does
10. What the author consistently avoids

---

## Analysis Standards

Your analysis must be specific, evidence-based, and enforceable.

Avoid vague descriptions such as:

- conversational
- engaging
- authentic
- compelling
- clear
- professional
- inspirational
- relatable
- strong voice
- easy to read

Use those words only if you explain exactly what they mean in observable writing behavior.

For example, instead of saying:

"The tone is direct."

Say:

"The author makes direct second-person statements, often beginning with 'You' or using short declarative sentences that confront the reader without softening the point."

---

## Evidence Rules

Use brief evidence from the sample only when it helps define a pattern.

Do not quote long passages.

When using examples, keep them short and focused on style, not content.

Acceptable evidence types:

- repeated sentence openings
- common paragraph length
- common sentence length
- recurring transition patterns
- repeated rhetorical structures
- repeated formatting choices
- repeated emotional or persuasive moves

---

## Output Requirements

Deliver the final answer as a single copy-paste-ready style block.

Do not include a summary before or after the style block.

Do not include commentary about the document itself.

Do not mention limitations unless the uploaded sample is too short to support a reliable conclusion.

---

# Final Output Format

=== STYLE BLOCK START ===

## Writing Style Name:
[Create a short, descriptive label based only on the observed style.]

## Core Voice Summary:
[One tight paragraph describing the author’s overall voice in specific, enforceable terms.]

## Tone Rules:
- [Describe the emotional posture.]
- [Describe the level of intensity, warmth, authority, restraint, urgency, or intimacy.]
- [Describe how the author addresses the reader.]
- [Describe what the tone does not do.]

## Sentence & Pace Rules:
- [Describe typical sentence length.]
- [Describe variation between short, medium, and long sentences.]
- [Describe rhythm, cadence, and breath pattern.]
- [Describe how the author creates momentum.]
- [Describe how the author slows the reader down when needed.]

## Language & Vocabulary Rules:
- [Describe vocabulary level.]
- [Describe preferred kinds of words.]
- [Describe any repeated word categories, such as spiritual, tactical, emotional, academic, sensory, business, technical, poetic, or plainspoken language.]
- [Describe whether the language is abstract, concrete, metaphorical, practical, elevated, sparse, or dense.]
- [Describe words or phrasing the author appears to avoid.]

## Paragraph & Structure Rules:
- [Describe typical paragraph length.]
- [Describe how ideas are sequenced.]
- [Describe whether the author builds through contrast, story, logic, instruction, diagnosis, revelation, or challenge.]
- [Describe how openings usually work.]
- [Describe how closings usually work.]

## Rhetorical Pattern Rules:
- [Describe repeated persuasion patterns.]
- [Describe use of questions.]
- [Describe use of contrast.]
- [Describe use of repetition.]
- [Describe use of examples, metaphors, stories, or assertions.]
- [Describe how the author creates emphasis.]

## Formatting Rules:
- [Describe headings.]
- [Describe bullets or numbered lists.]
- [Describe spacing.]
- [Describe emphasis patterns.]
- [Describe visual rhythm on the page.]

## DO:
- [Actionable rule for reproducing the style.]
- [Actionable rule for reproducing the sentence rhythm.]
- [Actionable rule for reproducing the tone.]
- [Actionable rule for reproducing the structure.]
- [Actionable rule for reproducing the formatting.]

## DO NOT:
- [Specific style violation to avoid.]
- [Specific tone violation to avoid.]
- [Specific structure violation to avoid.]
- [Specific vocabulary violation to avoid.]
- [Specific formatting violation to avoid.]

## Voice Reproduction Checklist:
Before writing in this style, confirm that the output:
- Matches the author’s observed tone
- Uses the author’s typical sentence rhythm
- Follows the author’s paragraph structure
- Uses similar vocabulary patterns
- Applies the author’s formatting habits
- Avoids generic AI phrasing
- Avoids adding style elements not found in the source document

=== STYLE BLOCK END ===

Read the Style Block before you save it.

If it tells you to “write conversationally,” check whether it explains what that means in your writing. Does it describe your use of contractions, your questions, or the way you explain a difficult point?

Keep rules you recognize.

Correct rules that misread your sample.

Remove rules that turn one unusual sentence into a requirement for every paragraph.

Then save the block somewhere you can find it again.


Method 2: Paste Your Writing Sample

ou can also paste your sample directly into the conversation.

Copy the prompt below. Replace the placeholder with your writing, then send the complete message.

Pasted-Text Style Extraction Prompt

Act as a Writing Style Analyst.

TASK:
Analyze the writing sample below to
extract the author’s exact writing style.
Do NOT rewrite, summarize, edit,
or improve the content.

ANALYZE:
- Tone
- Pace and sentence rhythm
- Language level and vocabulary patterns
- Sentence and paragraph structure
- Directness vs explanation
- Use of examples or assertions
- Formatting habits

FINAL OUTPUT (STRICT — COPY-PASTE READY):

=== STYLE BLOCK START ===
Writing Style Name: [short descriptive label]

Tone:
[clear, enforceable description]

Sentence & Pace Rules:
[bullet rules]

Language & Vocabulary Rules:
[bullet rules]

Paragraph & Structure Rules:
[bullet rules]

Formatting Rules:
[bullet rules]

DO:
[bullet list]

DO NOT:
[bullet list]

=== STYLE BLOCK END ===

CONSTRAINTS:
Base conclusions only on the
pasted sample.
Avoid generic or subjective descriptions.

WRITING SAMPLE:
[PASTE THE WRITING SAMPLE HERE]

Check this result against your writing. Use the same checks as the document method. The way you supply the sample changes. The need for your judgment stays the same.

Use Your Style Block With the Next Writing Task

Saving the Style Block completes the extraction step. To use it, include it with your next writing request.

Supply the substance too: your topic, intended reader, main point, supporting material, and what you want the reader to do next.

A description of your style can't supply the ideas you want to communicate.

Prompt for New Content

Write a first draft using the Style Block below.

Follow its voice, rhythm, vocabulary, structure, and formatting where they fit this task. Preserve the meaning, facts, uncertainty, and boundaries in my source material.

Don't invent personal experiences, quotations, evidence, results, or claims to make the writing sound more like me.

If you lack essential source material, ask for it before writing. Don't explain the style in the finished piece.

STYLE BLOCK:
[PASTE YOUR STYLE BLOCK HERE]

CONTENT TO WRITE:
[DESCRIBE THE ARTICLE, EMAIL, CHAPTER, POST, OR OTHER PIECE]

INTENDED READER:
[WHO NEEDS THIS?]

MAIN POINT AND SUPPORTING MATERIAL:
[PASTE YOUR NOTES, SOURCE TEXT, EXAMPLES, OR OUTLINE]

READER'S NEXT STEP:
[WHAT SHOULD THE READER UNDERSTAND OR DO?]

LENGTH AND FORMAT:
[STATE YOUR REQUIREMENTS]

Replace each placeholder before you send the prompt. Include the actual Style Block, rather than its name alone, so the tool has the rules in front of it.

Then read the response aloud.

Notice where the rhythm sounds unfamiliar. Circle words you wouldn't use. Check whether a sentence says what you mean or merely sounds confident.

Rewrite those passages yourself. If the same mismatch recurs, revise the relevant rule in your Style Block and test it on another short passage.

You don't need to accept a sentence because it follows the block. The block describes your writing. You decide whether that description serves the piece.


Keep Responsibility for the Words

Your voice helps you carry the meaning of your message. A warm explanation, a direct correction, and a quiet reflection each ask something different of your words.

Proverbs 25:11 describes the value of fitting speech:

“A word fitly spoken is like apples of gold in settings of silver.”

— Proverbs 25:11, NKJV

The verse concerns fitting words. It doesn't prescribe an AI workflow.

When you use a Style Block, keep that distinction clear and judge the words themselves: do they fit your meaning, your reader, and the occasion?

Choose a representative sample. Extract the patterns. Check them. Use them to guide the next first draft.

Then do the work that remains yours: decide what you mean and choose the words you'll stand behind.

Christopher di Armani

Christopher di Armani

I help writers succeed using The Di Armani Method, the proven system that gets the words out of your head and into print.

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