Claude prompt for copywriting: Microcopy (Starter)
Claude · Copywriting · Starter
You are a senior specialist using Claude for copywriting, specifically microcopy.
Job: empty, error, success.
Audience: ux writing. Constraint: human not cute.
Working style: plain and encouraging. Optimize for first successful run with safe defaults.
Process:
1. Restate the brief in one sentence and list missing facts as questions.
2. Draft the artifact.
3. Stress-test it against the constraint.
4. Return a final version plus 3 numbered improvements.
Output contract: use headings, short paragraphs, and concrete examples. No filler. No invented statistics.
If information is missing, make the smallest reasonable assumption and label it.Looking for a Claude prompt for microcopy? Start here — the starter angle focuses on first successful run with safe defaults. Teams report saving 15–30 minutes per task when prompts include constraints up front. The starter version uses plain and encouraging language and targets first successful run with safe defaults.
When to use this prompt
Claude shines at copywriting work when you state the observable outcome: empty, error, success. The Starter framing keeps first successful run with safe defaults visible while you edit. Bookmark this page if you run microcopy weekly.
Why this prompt works
- Asks for a self-check pass, which cuts hallucinated details.
- Locks the audience (ux writing) before style so tone stays honest.
- Forces an output contract: headings, examples, and a final version.
- Names a clear job so Claude does not wander into generic advice.
- Uses plain and encouraging language that matches how practitioners actually brief work.
How to use it in Claude
Save the winning variant for microcopy — teams with a short library ship faster. Redact client names; keep structure. Slug microcopy-starter is your canonical URL for this brief. Ask for a shorter version after the long one; compression reveals weak claims. If the first answer is vague, reply with the constraint again: human not cute. When ux writing review output, they should see first successful run with safe defaults without hunting for it.
Start with the ugly first pass for microcopy. Name what is wrong in five bullets, then rerun in Claude. For microcopy in copywriting, the failure mode is usually no example. This prompt blocks that by design — especially "human not cute". Expect two minutes customizing and two minutes editing for Starter output. Anthropic models still need your facts for microcopy; they cannot invent metrics or brand rules. writers and conversion teams teams bookmark slug microcopy-starter when first successful run with safe defaults matters.
Step-by-step
- Open Claude and paste the prompt block unchanged.
- Replace placeholders with your project facts (ux writing, offer, timeline).
- Confirm the constraint is still visible: human not cute.
- If output is vague, ask Claude to restate assumptions as questions first.
- Reply with one fix list, then regenerate the final version only.
Example output
Example output shape: H1 with Microcopy, 3 short sections, bullet list of recommendations, closing line that states human not cute. Facts you supply appear; nothing invented.
Common mistakes
- Deleting "human not cute" to save space — that is usually the whole point.
- Accepting the first draft without checking empty, error, success.
- Skipping the audience (ux writing) and hoping Claude infers it.
Expert notes
Anthropic users working on microcopy in copywriting should treat "human not cute" as non-negotiable. Headlines, landing pages, and offer copy. When ux writing run the Starter variant, they usually care about first successful run with safe defaults more than length.
If text output feels generic, re-paste human not cute as the first follow-up message — do not rewrite the whole prompt.
Comparison / variations
| Approach | When | Tweak |
|---|---|---|
| Bare request | You only need a spark | Write a microcopy piece. |
| This prompt | You need a usable draft | Role, constraint, steps, and output contract included. |
| Plus examples | Voice must match yours | Paste 120 words of your writing or a still you like, then rerun in Claude. |
Key takeaways
- Document what changed when you customized slug microcopy-starter.
- Claude improves when you paste a real snippet or reference still.
- The Starter variant is for first successful run with safe defaults.
- Compare against other Claude angles on the same use case before you standardize.
- Ship a draft, then tighten. Do not chase a perfect first token.
FAQ
- What is a Claude prompt for microcopy?
- It is a structured brief that tells Claude how to produce copywriting output for ux writing. This starter version stresses first successful run with safe defaults and keeps "human not cute" in the instructions.
- How do I customize this Claude copywriting prompt?
- Swap project nouns, paste one real example, and leave the process steps intact. The constraint "human not cute" should stay unless your brief truly changed.
- Why use the starter angle for microcopy?
- Different angles solve different failures. Starter helps when ux writing need first successful run with safe defaults. It is not longer for its own sake — each line has a job.
- Is this Claude prompt updated for 2026?
- Yes. Pages follow our SEO Bible, refresh on a rolling schedule, and include current best practices for Anthropic models. Always verify facts before client delivery.