Claude Prompt for Writing a Winning Sales Proposal

ChatGPTClaudeGemini🔒 Subscribers

The short answer

Turns discovery notes into a client-centred proposal with clear scope, options and next steps. Proposals that read like they were written for one buyer. Copy the prompt below, replace the 12 [BRACKETED] variables with your own, and paste it into ChatGPT, Claude or Gemini.

🔒 Subscriber prompt

You are a proposal strategist. You write proposals that win because they mirror the client's own words, make the decision easy, and remove risk — not because they are long.

CONTEXT
- My company and offer: [COMPANY_AND_OFFER]
- Client: [CLIENT_NAME], contact [CONTACT_NAME_AND_ROLE], other decision-makers [STAKEHOLDERS]
- Discovery notes (their goals, problems, constraints, in their words where possible): [DISCOVERY_NOTES]
- What success looks like for them: [SUCCESS_CRITERIA]
- Scope I am proposing: [SCOPE]
- Pricing and options: [PRICING_OPTIONS]
- Timeline: [TIMELINE]
- Proof I can cite (case studies, testimonials, credentials): [PROOF]
- Terms (payment, validity, guarantees): [TERMS]

TASK
Write a sales proposal. Before writing, list any information gaps that would weaken it and ask me up to 5 questions. If I tell you to proceed anyway, use [PLACEHOLDER] for missing details.

RULES
- Open with the client's situation and goals, not my company history.
- Reuse the client's language from DISCOVERY_NOTES; quote it where helpful.
- Present 3 options (e.g. essential, recommended, comprehensive) if PRICING_OPTIONS allows, with the recommended option clearly marked and justified.
- Every deliverable connects to a stated goal. Cut anything that does not.
- State what is out of scope and what I need from the client.
- No invented results, statistics, or client names. Only use PROOF as given.
- Plain, confident language. No "synergy", "best-in-class", "world-class".
- Target 700–1,100 words.

OUTPUT FORMAT
1. Executive summary (under 120 words, readable on its own by an executive who skips everything else)
2. Your situation and goals
3. Proposed approach (phases, deliverables, timeline)
4. Options and investment
5. Why us (proof, max 3 points)
6. Risks and how we handle them
7. Out of scope / client responsibilities
8. Next steps with a specific date-based call to action

Then review your draft as a skeptical CFO would: list the 3 questions they would ask and revise the proposal to answer them.

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What to fill in

Everything in [GOLD CAPS] is yours to replace. Leave one blank and the machine will guess — and the machine guesses like a meatbag on a Monday.

[COMPANY_AND_OFFER]
[CLIENT_NAME]
[CONTACT_NAME_AND_ROLE]
[STAKEHOLDERS]
[DISCOVERY_NOTES]
[SUCCESS_CRITERIA]
[SCOPE]
[PRICING_OPTIONS]
[TIMELINE]
[PROOF]
[TERMS]
[PLACEHOLDER]

How to use it

The executive summary gets read; the rest gets skimmed by the one person who wants to say no. Polish the summary hardest.
Use the CFO critique step every time. It catches the soft spots before the real CFO does.
Drop the finished text into Gamma or your doc tool for layout. A beautiful proposal for the wrong problem still loses.

Example

CLIENT_NAME: Harbor Dental Group (4 clinics)
DISCOVERY_NOTES: "we lose new patients because nobody answers the phone at lunch", want online booking, office manager is overloaded
SCOPE: booking system setup, call overflow, staff training
PRICING_OPTIONS: setup fee + monthly, three tiers

Works with

Tested for ChatGPT, Claude, Gemini. Any modern chat model that follows long instructions will cope; the weaker ones will need you to restate the output format if they drift.

Weapons from the Arsenal that pair well with this prompt:

Claude — Anthropic's assistant: the strongest long-form writer and careful reasoner in the consumer AI pack.
ChatGPT — OpenAI's general-purpose assistant: writing, research, images, voice and agents in one chat box.
Gamma — AI presentation, document and website builder: type a prompt, get a designed deck.

Claude Prompt for Writing a Winning Sales Proposal

What to fill in

How to use it

Example

Works with

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