AI Prompts for Gemini for Business Plans

20 tested prompts across 4 stages. Works with ChatGPT, Claude, and Gemini.

AI Prompts for Gemini for Business Plans
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A business plan that cannot survive a skeptical reader is not ready for investors, lenders, or co-founders. Gemini is particularly useful here because its Google Search grounding lets it reference real market data, competitive landscape, and industry context rather than producing generic placeholder text. These prompts guide you through the full business plan workflow: defining the opportunity, writing each section, stress-testing your assumptions, and producing a document that reads like it was built on real research, because it was. Built across 4 distinct stages covering Define the opportunity and business model, Write the core sections, Build the financial narrative and more, this guide gives you one tested prompt per step so you never have to write from scratch or guess what the AI needs. The prompts work in ChatGPT, Claude, and Gemini and are designed to get usable output on the first try.

Stage 1

Define the opportunity and business model

Business plans fail when they start with the product instead of the problem. These prompts help you define the foundation before writing any formal document.

Define the problem and solution clearly

I want to build [DESCRIBE BUSINESS/PRODUCT]. Help me articulate: (1) the specific problem this solves and who has it, (2) why existing solutions are inadequate, (3) how my solution addresses the problem better, and (4) the key insight or advantage my approach has. Be specific about all four points. If anything I say is vague or unsupported, push back and ask me for more specifics.

Define the opportunity and business model

Define the target customer and market segment

My business is [DESCRIBE]. My target customer is [DESCRIBE BROADLY]. Help me sharpen this into a precise market segment: the specific demographics, behaviors, or situation that defines my ideal first customer, why this segment is the right beachhead, and how large this segment is. Also identify the one specific pain point that would make this customer pay for my solution today, not someday.

Define the opportunity and business model

Size the market realistically

My business targets [DESCRIBE MARKET]. Help me build a credible market sizing using the bottom-up approach: start with the specific segment I am targeting, estimate the number of potential customers, multiply by the price point, and arrive at my serviceable addressable market. I want a realistic estimate, not an inflated TAM number that will lose credibility with investors. What data do I need to make this credible?

Define the opportunity and business model

Define the business model and revenue streams

My business is [DESCRIBE]. I am considering these revenue model options: [LIST OPTIONS, E.G., SUBSCRIPTION, PER-TRANSACTION, LICENSING, FREEMIUM]. For each model, help me evaluate: the unit economics, the typical conversion rates in comparable businesses, the cash flow implications, and which model best fits my customer type and sales motion. Recommend the strongest option and explain the tradeoffs.

Define the opportunity and business model

Define the competitive advantage

My business is [DESCRIBE]. My main competitors are [LIST]. Help me define my actual competitive advantage: not just "we are better" but the specific structural reason why I can serve this customer better than alternatives, and why that advantage is defensible over time. Flag any claimed advantages that are easy to copy, vague, or not actually differentiated from what competitors already offer.

Define the opportunity and business model

Stage 2

Write the core sections

These prompts write the main sections of the business plan: executive summary, market analysis, company description, and operations.

Write an executive summary

Write a one-page executive summary for my business plan. Business: [DESCRIBE]. Problem being solved: [DESCRIBE]. Solution: [DESCRIBE]. Target market: [DESCRIBE SEGMENT AND SIZE]. Business model and revenue: [DESCRIBE]. Key traction or proof points: [DESCRIBE IF ANY]. Funding ask: [DESCRIBE IF APPLICABLE]. The executive summary should be readable in under two minutes and make a skeptical investor want to read the full plan.

Write the core sections

Write the market analysis section

Write the market analysis section of my business plan for [BUSINESS/PRODUCT] targeting [MARKET SEGMENT]. Include: market size (TAM, SAM, SOM with my estimates), key market trends driving demand, the competitive landscape with named competitors and their positioning, and an explanation of why this market is attractive right now. Note any gaps where I need to supply specific data you cannot verify.

Write the core sections

Write the company and product description

Write the company and product description section for my business plan. Company name: [NAME]. Stage: [DESCRIBE: IDEA, MVP, EARLY REVENUE, SCALING]. What we do: [DESCRIBE PRODUCT OR SERVICE]. How it works: [DESCRIBE BRIEFLY]. Key features or differentiators: [LIST]. Stage of development: [DESCRIBE]. This section should explain what the business is and what makes it different without requiring the reader to already know the industry.

Write the core sections

Write the go-to-market strategy section

Write the go-to-market strategy section of my business plan for [BUSINESS]. Target customer: [DESCRIBE]. Channels to reach them: [DESCRIBE CHANNELS YOU PLAN TO USE]. Customer acquisition approach: [DESCRIBE]. Pricing strategy: [DESCRIBE]. Sales motion: [DESCRIBE: SELF-SERVE, INSIDE SALES, PARTNERSHIPS, ETC.]. Describe how we plan to acquire our first 100 customers and what the path to scale looks like beyond that.

Write the core sections

Write the operations and team section

Write the operations and team section of my business plan. Team: [DESCRIBE FOUNDERS AND KEY TEAM MEMBERS WITH RELEVANT BACKGROUND]. Key operational requirements: [DESCRIBE: TECHNOLOGY, MANUFACTURING, REGULATIONS, PARTNERSHIPS]. Organizational gaps: [DESCRIBE ANY ROLES YOU NEED TO HIRE]. This section should show that the team can execute on the plan and that the operational requirements are understood, not underestimated.

Write the core sections

Stage 3

Build the financial narrative

Financial projections are only as credible as the assumptions behind them. These prompts build a financial story that holds up under scrutiny.

Define the key financial assumptions

Help me define the key financial assumptions for my business plan. Business model: [DESCRIBE]. Walk me through the assumptions I need to make explicit: customer acquisition cost, conversion rates at each stage, average revenue per customer, churn rate, gross margin, and fixed versus variable cost structure. For each assumption, tell me what a reasonable benchmark looks like for a business like mine.

Build the financial narrative

Write the financial narrative for a three-year projection

Write the narrative explanation of my three-year financial projections for [BUSINESS]. Year 1: [DESCRIBE KEY METRICS AND MILESTONES]. Year 2: [DESCRIBE]. Year 3: [DESCRIBE]. The narrative should explain the logic behind the growth trajectory, the key drivers of revenue and cost, when the business reaches breakeven, and what the projections assume about market conditions and execution. Write this as prose to accompany the financial model, not as the model itself.

Build the financial narrative

Explain the unit economics

Help me write the unit economics section of my business plan. My business is [DESCRIBE]. Key metrics: Customer acquisition cost: [DESCRIBE]. Average contract value or annual revenue per customer: [DESCRIBE]. Gross margin: [DESCRIBE]. Payback period: [DESCRIBE]. Lifetime value: [DESCRIBE]. Write a clear explanation of these unit economics that makes the business model economics obvious to a reader without a finance background.

Build the financial narrative

Write a funding ask section

I am raising [AMOUNT] for [BUSINESS]. Write the funding ask section of my business plan that explains: how much we are raising, what form (equity, SAFE, convertible note, loan), what the funds will be used for broken down by category, what milestones the funding will enable us to hit, and what the path to the next funding event or profitability looks like after this raise.

Build the financial narrative

Define key business metrics and milestones

Write the key metrics and milestones section of my business plan for [BUSINESS]. The milestones we plan to hit in the next 12-18 months are: [DESCRIBE]. For each milestone, help me articulate: why this milestone matters, what it proves about the business, and what it unlocks for the company. Also define the three to five metrics we will track as leading indicators of whether we are on track.

Build the financial narrative

Stage 4

Stress-test and finalize

A business plan should hold up under challenge. These prompts help you find the weak spots before an investor does.

Identify the weakest assumptions in a business plan

Here is my business plan or key sections of it: [PASTE]. Play the role of a skeptical investor. Identify the three to five assumptions in this plan that are most likely to be wrong or hardest to prove. For each assumption, tell me: why it is vulnerable, what evidence or data would make it more credible, and how the business changes if the assumption proves incorrect.

Stress-test and finalize

Write the risks section

Write the risks and mitigations section of my business plan for [BUSINESS]. Be honest about real risks, not just token acknowledgments designed to look self-aware. The risks I am most concerned about are: [LIST]. For each risk, write: the specific nature of the risk, the likelihood and potential impact, and the mitigation strategy or how the business would adapt. Investors trust plans that identify real risks and show they have been thought through.

Stress-test and finalize

Anticipate investor objections

Here is my business plan or a summary of it: [PASTE]. What are the five most likely objections an experienced investor would raise when reviewing this plan? For each objection, tell me: why a skeptic would raise it, whether it is a valid concern or a misunderstanding, and how I should respond to it in the plan or in a pitch meeting.

Stress-test and finalize

Review the executive summary for a cold reader

Read my executive summary as if you are seeing this business for the first time and have no context beyond what is written: [PASTE EXECUTIVE SUMMARY]. Tell me: what questions are left unanswered after reading this, what claims feel unsupported, where the logic is unclear, and whether you would want to read the full plan. I want a candid assessment, not validation.

Stress-test and finalize

Write a one-paragraph elevator pitch from the business plan

Here is my business plan or executive summary: [PASTE]. Write a 60-second elevator pitch I can use to describe this business to a potential investor, partner, or customer. The pitch should cover: the problem, the solution, the market, the traction or proof point, and the ask, in natural spoken language rather than formal business plan prose.

Stress-test and finalize

Frequently asked questions

Can Gemini write a complete business plan for me?+

Gemini can write all the sections of a business plan when given the right inputs. The quality depends entirely on the specificity of what you provide: your market research, financial assumptions, competitive analysis, and team background. Gemini works best as a structured writing partner that turns your thinking into clear, well-organized prose. If you ask it to generate a business plan from a vague description, the output will be generic. If you work through the prompts in each stage of this guide, the output will be specific and useful.

Is Gemini better than ChatGPT for business plans?+

Gemini has an advantage for business plans because of its Google Search grounding. When you ask about market size, competitive landscape, or industry trends, Gemini can reference real and current data rather than relying only on training data. This is particularly useful for the market analysis and competitive sections. For the narrative writing and structural sections, both tools perform similarly when given detailed prompts.

What financial information do I need to have before using these prompts?+

You should have thought through your key assumptions before you start: your price point, the estimated cost to acquire a customer, your gross margin, and your fixed costs. Gemini can help you think through what these numbers should be and what benchmarks look like for comparable businesses, but it cannot generate your specific financial model. The Stage 3 prompts are designed to help you build and explain those assumptions, not to generate them from nothing.

Should a business plan written with AI assistance be disclosed?+

There is no standard disclosure requirement for using AI assistance in business plan writing, just as there is no requirement to disclose using a business plan template, a writing coach, or a ghostwriter. What investors evaluate is the quality of the thinking and the strength of the underlying business, not the tools used to document it. That said, the assumptions, data, and strategy in the plan should reflect your actual understanding of the business, not be outsourced to AI.

How long should a business plan be?+

For most purposes, 15-25 pages is the right length for a full business plan. Investor decks are a separate format and should be 10-15 slides. The executive summary should be readable in two minutes as a standalone document. Longer is not better: a concise, specific 15-page plan outperforms a thorough 50-page one in almost every fundraising and lending context. Use the Stage 2 prompts to write tight sections rather than comprehensive ones.