Prompt Library

Gemini branding prompts for voice and messaging, not mockups

15 copy-paste prompts

Paste positioning docs, customer quotes, and copy samples. Gemini drafts messaging maps, voice rules, and tagline options with [VERIFY] on unproven traits. You design visuals elsewhere.

In short: This page contains 15 copy-paste ready prompts, organized into 5 categories with a description and pro tip for each. The first 5 prompts are free instantly, no signup needed. Hand-curated and tested by the AI Academy team.

Louis Corneloup
By Louis Corneloup Β· Founder, Techpresso
Last updated Β·Hand-curated & tested by the AI Academy team

Positioning

3 prompts

Positioning statement draft

1/15

✨ What it does

Gemini drafts positioning from [NOTES] and [PROOF], tagging weak proof [VERIFY]. Strengthen proof before external launch.

Audience: [AUDIENCE]. Category: [CATEGORY]. Differentiator notes: [NOTES]. Proof: [PROOF]. Draft positioning statement. Tag if proof weak [VERIFY].

πŸ’‘

Pro tip: Differentiator must appear in [NOTES]. Gemini will not invent market research.

Messaging hierarchy

2/15

✨ What it does

Gemini builds messaging hierarchy from [PILLARS] and [PROOF LIST], tagging missing proof [VERIFY]. Design slides only after proof row is clean.

Brand pillars: [PILLARS]. Proof per pillar: [PROOF LIST]. Hierarchy: pillar, message, proof, CTA. Tag missing proof [VERIFY].

πŸ’‘

Pro tip: One CTA per pillar max. Multiple CTAs dilute hierarchy.

Competitive contrast table

3/15

✨ What it does

Gemini contrasts [US NOTES] and [THEM NOTES] with proof or [VERIFY]. Legal reviews competitor claims before ads go live.

Us: [US NOTES]. Them: [THEM NOTES]. Table: theme, us, them, proof cite or [VERIFY]. No invented competitor features.

πŸ’‘

Pro tip: Them notes must be from your research paste. Gemini will not spy on competitors.

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Voice and tone

3 prompts

Voice guide from samples

4/15

✨ What it does

Gemini extracts voice rules from [SAMPLES], tagging thin sample sets [VERIFY]. Add samples until forbidden words list is real.

Samples: [SAMPLES]. Extract: sentence length, vocabulary, forbidden words, POV, humor level with examples quoted. Tag if sample set thin [VERIFY].

πŸ’‘

Pro tip: Minimum three samples. One email is not a voice guide.

Tone shift for audience

5/15

✨ What it does

Gemini adjusts tone rules for [AUDIENCE] with before/after lines, tagging missing samples [VERIFY]. Test adjusted copy with one customer interview.

Base voice: [VOICE RULES]. New audience: [AUDIENCE]. Adjust tone rules only, with before/after example line from [SAMPLES]. Tag if sample missing [VERIFY].

πŸ’‘

Pro tip: Tone shift is not a new brand. Keep vocabulary rules unless [AUDIENCE] requires change.

Word substitution list

6/15

✨ What it does

Gemini builds substitution list from [BANNED] and [SAMPLES], tagging missing alternatives [VERIFY]. Writers paste list into doc template.

Banned words: [BANNED]. Samples: [SAMPLES]. Table: banned, preferred alternative found in samples, example sentence. Tag if no alternative in samples [VERIFY].

πŸ’‘

Pro tip: Preferred words must appear in [SAMPLES]. Do not accept invented synonyms.

Taglines and naming

3 prompts

Tagline options from proof

7/15

✨ What it does

Gemini generates ten taglines from [PROOF] and [VALUES], tagging unproven claims [VERIFY]. Shortlist three and test with customers before trademark search.

Proof points: [PROOF]. Values: [VALUES]. 10 tagline options under 8 words each tied to proof or [VERIFY]. No clichΓ©s list: best, leading, innovative without proof.

πŸ’‘

Pro tip: Trademark search is human work. Gemini only drafts words.

Product name criteria

8/15

✨ What it does

Gemini writes naming criteria and candidate directions from [CONSTRAINTS], tagging missing constraints [VERIFY]. Run trademark screen on finalists yourself.

Product: [PRODUCT]. Constraints: [CONSTRAINTS]. Naming criteria checklist and 15 candidate directions described in words only, no final pick. Tag if constraint missing [VERIFY].

πŸ’‘

Pro tip: Directions are words, not logos. Do not ask Gemini for image prompts here.

Elevator pitch 30 seconds

9/15

✨ What it does

Gemini writes a 75-word pitch from [POSITIONING] and [PROOF], tagging missing proof [VERIFY]. Time yourself reading aloud before the event.

Positioning: [POSITIONING]. Proof: [PROOF]. Write 75-word spoken pitch. Tag if proof not in paste [VERIFY].

πŸ’‘

Pro tip: Spoken pitch needs short sentences. Cut jargon after first draft.

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Campaign messaging

3 prompts

Campaign brief one-pager

10/15

✨ What it does

Gemini briefs campaign from [CAMPAIGN] and [OFFER NOTES], tagging missing offer details [VERIFY]. Media buyer receives brief before creative production.

Campaign: [CAMPAIGN]. Goal: [GOAL]. Channels: [CHANNELS]. Brief: audience, message, proof, offer from [OFFER NOTES]. Tag missing offer detail [VERIFY].

πŸ’‘

Pro tip: Offer terms must be pasteable facts. Expiration dates or [VERIFY].

Email subject test matrix

11/15

✨ What it does

Gemini builds subject test matrix from [MESSAGE] and [SEGMENTS], tagging undefined segments [VERIFY]. Run A/B after compliance approves subjects.

Message: [MESSAGE]. Segments: [SEGMENTS]. Matrix: segment, subject line option, proof hook from [MESSAGE]. Tag if segment undefined [VERIFY].

πŸ’‘

Pro tip: Proof hook must be in [MESSAGE]. Curiosity subjects without proof fail compliance.

Landing hero copy brief

12/15

✨ What it does

Gemini briefs hero copy from [PROOF] and [OBJECTIONS], tagging weak proof [VERIFY]. Designer layouts after copy brief sign-off.

Hero proof: [PROOF]. Objections: [OBJECTIONS]. Brief headline, subhead, CTA, trust row content. Tag weak proof [VERIFY].

πŸ’‘

Pro tip: Hero brief is not final copy. Writer expands after brief approved.

Governance

3 prompts

Brand review checklist

13/15

✨ What it does

Gemini checks [COPY] against [RULES] with pass/fail quotes, tagging untestable rules [VERIFY]. Brand lead signs checklist before publish.

Draft copy: [COPY]. Voice rules: [RULES]. Checklist pass/fail per rule with quote. Tag if rule untestable [VERIFY].

πŸ’‘

Pro tip: Untestable rules should be rewritten, not ignored.

Rebrand communication outline

14/15

✨ What it does

Gemini outlines rebrand comms from [SUMMARY] and [STAKEHOLDERS], tagging missing launch date [VERIFY]. Exec approves timeline before all-hands.

Change summary: [SUMMARY]. Stakeholders: [STAKEHOLDERS]. Outline internal and external comms timeline. Tag if launch date missing [VERIFY].

πŸ’‘

Pro tip: Internal comms before external. Outline should say that order.

Partner co-brand rules

15/15

✨ What it does

Gemini drafts co-brand copy rules from [RULES] and [PARTNER], tagging unknown logo use [VERIFY]. Legal signs partner brand addendum.

Our brand rules: [RULES]. Partner notes: [PARTNER]. Draft co-brand do and do-not list for copy only. Tag if partner logo use unknown [VERIFY].

πŸ’‘

Pro tip: Logo placement is legal and design. This prompt is copy-only.

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Frequently Asked Questions

No. These prompts stay inside Gemini's official product. It only uses official Gemini, including Gems if you have them. If a setting is missing on your plan, the prompt says so.
A current Gemini account. Some features sit on paid plans. The prompts still work as checklists if a feature is off.
Every prompt tells it to use only what you paste and to tag gaps as [VERIFY]. You still check the brand voice guide before you save it.
Yes to copy. Running them needs your Gemini account. Long files fit better on a paid plan.
No. It is a draft of your brand voice guide. You own the facts, the files, and whatever your job or policy requires.

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