Free business instructions generator

ChatGPT custom instructions for your business, done for you.

ChatGPT forgets your business between chats. Answer six questions and we generate a structured context file you paste into custom instructions, free. The same file works in Claude and Gemini too.

No card to start. Real markdown, yours to paste in and keep.

Custom Instructions · what ChatGPT should know

Paws on Wheels

What we do

Mobile dog grooming, serving greater Austin.

Tools we run on

Square · booking + payments

Google Calendar · the daily route

Who owns what

Maya — owner, grooming, the books

How to respond

Know the business. Ask before assuming.

Generated from six answersFree

The basics

What are ChatGPT custom instructions?

ChatGPT custom instructions are two short boxes in your settings, under Customize ChatGPT, where you tell the model what to know about you and how to respond. New chats then start with that context instead of blank. For a business, that is the right idea: give the AI the background it needs before you ask for work. The problem is that the boxes are small, get summarized by the model, and live inside one ChatGPT account, so they cannot hold or carry everything a business actually needs.

Why ChatGPT forgets your business

ChatGPT knows nothing specific about your company until you tell it, and it does not reliably remember between sessions. Custom instructions and memory help a little, but they are short, get summarized, and reset across projects and accounts. So you end up re-explaining what the business does, which tools you use, and who owns what before the AI can be useful. The fix is not a longer box. It is keeping your context in a file you paste in, so every chat starts oriented.

Why a structured file beats the box

Custom instructions alone

A small box that gets summarized, lives in one ChatGPT account, and does not follow you to Claude or Gemini. Thin on detail, and you re-type it for every tool.

A context file you paste in

One structured markdown file that holds your full operational context, reads the same every time, and works in ChatGPT, Claude, and Gemini. Written once, reused everywhere.

One file, every AI tool

Because the context lives in plain markdown rather than in one tool's settings, it is portable. Paste it into ChatGPT custom instructions, drop it into a Claude Project or Claude Code, or add it to Gemini, and each one gets the same business context. You are not maintaining separate instructions per tool or re-typing the same background into every login. You write the context once, and you bring whichever AI you like. The file is what it reads.

What good business instructions contain

Keep it short and high-signal. The goal is to let the AI do real work for the business, not to write a manual. This is the structure we generate, and depth lives in a linked knowledge base:

SectionWhat it holds
What we doOne or two lines on what the business is, what it sells, and who buys.
Tools we run onThe systems you use and what each one is for. The operational backbone.
Who owns whatThe people and their lanes, so the AI knows who decides what.
For deeper contextA pointer to the knowledge base, where the depth lives.
How to respondHow the AI should behave: know the business, ask before assuming, keep it current.

The character limit, and why it matters

Each ChatGPT custom-instructions box holds about 1,500 characters, and there are two of them: one for what ChatGPT should know about you, one for how it should respond. That is only a few short paragraphs each. For a real business it fills up fast, and the model summarizes what you write rather than using it word for word. So the cap is not just length, it is fidelity: the more you cram in, the more gets compressed. Keeping your full context in a file and pasting in the part that fits sidesteps the limit and keeps the wording intact.

ChatGPT custom instructions examples for a business

Here is a short template you can copy into the two boxes and fill in. It is deliberately tight to fit the limit. The file we generate is the fuller version of the same idea.

Box 1: what ChatGPT should know

I run [business name], a [type of business] that [what you do]
for [who buys]. We operate on [core tools, e.g. Shopify,
QuickBooks, Gmail]. Team: [name, what they own; name, what
they own]. Right now we are focused on [one or two priorities].

Box 2: how ChatGPT should respond

Assume the business context above in every answer. Ask before
assuming details you do not have. Be concise and practical, and
lead with the answer. Flag anything that needs a decision from me.

That is a solid start. The catch is the same one: it stays thin, it gets summarized, and it lives only in this one ChatGPT account. The file we generate holds the full version, reads the same every time, and works in Claude and Gemini too.

How we generate yours

You answer six short questions about your business. One pass turns those answers into a structured context file in the shape above, organized the way an AI can actually use it. It is free, it takes about two minutes, and you get a real file to paste into ChatGPT custom instructions, download, edit, and reuse in Claude or Gemini. For the wider picture of what ChatGPT can do once it knows your business, see ChatGPT for small business.

Write it or generate it?

You can absolutely type instructions into ChatGPT yourself. The difference is the work and the portability. Hand-typed instructions tend to be thin because the box is small, and they live in one tool. We do it for you, structured and filled in from your answers, in two minutes instead of an afternoon. The file is plain markdown and yours to keep, so you can keep editing it by hand whenever the business changes.

How it works

From six questions to ChatGPT custom instructions for your business.

Answer six questions

Tell us what the business does, who is on the team, and the tools you run on. Paste your site and we read the public page to fill in what we can. About two minutes, no signup to start.

Business intake

What does your business do?

We run a boutique fitness studio in Austin...

Who is on the team?

3 trainers, 1 front desk, me (owner)

Paste your website URL

austinfit.com ↩ reading...

What we write up

  • What the business does and how it makes money
  • Who is on the team and who decides what
  • The tools you run on, and where they break
  • Who buys from you, and who is not a fit
  • How you sound when you write
  • Your AI Action PlanFree
Written in one pass, and yours to edit after

We write your business context

One pass turns your answers into a structured block of context: what the business is, the systems you run on, who owns what, and how the AI should respond.

Paste it into ChatGPT

Drop it into ChatGPT custom instructions or a project, and every chat starts knowing your business. The same text works in Claude and Gemini.

Set it up once

Claudeknows your business
ChatGPTknows your business
Geminiknows your business
Every new chat starts from the same playbook

Paste it once. ChatGPT stops asking who you are.

What you get

More than custom instructions

The instructions you paste into ChatGPT are the starting point. Behind them: a free AI Action Plan, a dozen knowledge-base documents, agents and skills your AI runs, and hundreds of drop-in prompts, all portable across ChatGPT, Claude, and Gemini.

Start free: see the whole thing

no card, nothing held back

Your entire AI brain, free for 24 hours

Free

Not a sample. Every page below opens the moment it is written, and you have a full day to read it, edit it, and decide. Your AI Action Plan is yours to keep either way: a prioritized read on where AI pays off in your business first, tied to the tools you already run.

Buying makes it permanent and unlocks downloads.

What your AI ends up knowing

written for you, from your answers

The picture of your business it reads before it answers you.

The briefing it reads first

Your AI gets oriented on the business before it answers anything, in every chat, without you saying a word.

CLAUDE.md

How the business makes money

It stops guessing what you actually do and starts giving advice that fits your model.

01-company-overview.md

Who does what

It knows who to address, who signs off, and what is not your call to make.

02-team-structure.md

The tools you run on

Advice comes back in terms of the software you already pay for, not a stack you do not use.

03-tech-stack.md

What you sell

It quotes your real offers, pricing, and delivery instead of inventing plausible ones.

04-products-and-services.md

Who buys from you

It writes to your actual customer, and tells you when a lead is not a fit.

05-customers-and-icp.md

What you are working toward

Every suggestion gets weighed against what you are actually trying to do this year.

06-goals.md

How you sound

Emails, posts, and proposals come back in your voice, not in corporate AI voice.

07-brand.md

Your Marketing Plan

Positioning, who to go after, the channels worth your time, and a 30-day list you can start on.

deliverables/marketing-plan.md

The work you repeat

Your recurring jobs written out step by step, so your AI can run them and a new hire can follow them.

processes/

Jobs it runs like a teammate

run on a routine

Standing work you hand off and get back finished: a weekly review, a quarterly look at competitors, a monthly read on what to automate next. Each one starts from everything it knows about you. A few of them:

Weekly Review

Three things to focus on. Run it each week.

Competitor Scan

What to learn from peers. Run it each quarter.

AI Opportunity Scan

Your next concrete AI move. Run it monthly.

Business Discovery

Fill the gaps in your brain, conversationally.

Delegation Audit

Find what to offload, automate, or stop.

+ more, and growing

Jobs it does the moment you ask

run on demand

One-off work, done in your voice and against your real policies, on the first try. A few of them:

Draft an SOP

Turn a recurring process into a written SOP.

Customer Email

Draft a customer email in your voice.

Meeting Prep

Walk into any meeting briefed from the brain.

Hiring Brief

Turn a gap into a role and interview plan.

+ more, and growing

Drop-in prompts

hundreds, paste and go
Customer EmailMeeting NotesNewsletter DraftProduct UpdateProposal SkeletonDecision Memo+ hundreds more

Your instructions orient ChatGPT, the knowledge base gives it depth, and the agents and skills put it to work.

All of it, in one place

Your AI Action PlanFree to keep
Your business briefing
How the business runs
Your Marketing Plan
The work you repeat
Jobs your AI can run
Starter prompts

Pricing

See it all free first. Keep it for one payment.

Free preview

Free

No card. Nothing held back.

  • Your entire AI brain, open for 24 hours
  • Read every page, edit anything you want changed
  • Your AI Action Plan: where AI pays off first, yours to keep
  • Ready about two minutes after you answer

See exactly what your AI would know before you pay anything.

See my AI brain free
One payment, no subscription

One business

$29.99

One payment. No subscription, ever.

  • Everything in the preview, permanently:
  • Your AI keeps knowing the business after the 24 hours are up
  • Download it all and drop it into Claude, ChatGPT, or Gemini
  • Ready-to-run jobs: weekly review, SOPs, customer emails in your voice
  • Your Marketing Plan, and hundreds of drop-in prompts
  • Update it yourself as the business changes
Keep my AI brain

For consultants and agencies

$59.99

Five businesses, or ten for $99.99.

  • A separate brain per client, onboarded to that business alone
  • Buy once, and each new brain you build unlocks itself
  • Same one-time payment, no subscription

Onboard a client to AI in an afternoon and bill for the outcome.

Start with one client

Less than an hour of a consultant's rate, to onboard your AI once and have it show up knowing the business on every job after.

Secure payment via Stripe30-day money-back guarantee

Questions

ChatGPT custom instructions, answered.

How do I set custom instructions in ChatGPT for my business?

Open ChatGPT, click your name, then Customize ChatGPT, and fill in the two boxes: what you want ChatGPT to know about you, and how you want it to respond. For a business, the first box is where your context goes: what the company does, the tools you run on, who owns what, and how you want it to work. The catch is that the box is small and gets summarized, so the better move is to keep your context in one structured file and paste the relevant part in. We generate that file for you in two minutes, free.

Why does ChatGPT forget my business?

ChatGPT forgets because it has no memory of your business between sessions unless you give it that context every time. The model is general; it knows nothing specific about your company until you tell it. Custom instructions and memory help a little, but they are short, get summarized, and reset across projects and accounts. The reliable fix is to keep your business context in a file you paste in, so every chat starts oriented instead of blank.

Are custom instructions enough for a business?

Not on their own. ChatGPT custom instructions are a small box meant for short preferences, so they cannot hold everything an AI needs to actually work for your business: your systems, your team, who owns what, your real processes. They also get summarized and do not carry across projects or other tools. For a business, a structured context file you paste in holds far more, stays consistent, and works everywhere. Custom instructions are the on-ramp; the file is the real thing.

What is the difference between custom instructions and a business context file?

Custom instructions are a short preferences box inside one ChatGPT account; a business context file is a portable markdown document you own. The box is capped in length, gets summarized by the model, and does not follow you to Claude, Gemini, or a teammate's login. The file holds your full operational context, stays exactly as you wrote it, and works in any AI. You write it once and reuse it everywhere instead of re-typing instructions into every tool.

Can I reuse the same instructions in Claude and Gemini?

Yes, if you keep them in a file rather than in one tool's settings. ChatGPT custom instructions live inside ChatGPT and do not transfer. A plain markdown context file is portable: paste it into ChatGPT custom instructions, into a Claude Project or Claude Code, or into Gemini, and each one gets the same business context. You bring the AI; the file is what it reads. That is exactly what we generate, so you are not maintaining separate instructions per tool.

What should I put in ChatGPT custom instructions for a business?

Lead with the essentials your AI needs to do real work: a one-line description of what the business does and who buys, the core tools you run on and what each is for, who owns what on the team, and how you want the AI to behave. Keep it high-signal and skip filler. Because the custom-instructions box is small, the practical approach is to keep the full version in a structured file and paste in the part that fits. We generate that structured file from six short questions.

What is the character limit for ChatGPT custom instructions?

Each custom-instructions box holds about 1,500 characters, and there are two boxes: one for what ChatGPT should know about you and one for how it should respond. That is only a few short paragraphs each, and the model summarizes what you write rather than using it word for word. For a business that fills up fast, which is why keeping your full context in a file and pasting in the part that fits works better: you sidestep the cap and the wording stays intact.

What are good ChatGPT custom instructions examples for a business?

A good set is short and high-signal. In the first box: one line on what the business does and who buys, the core tools you run on, who owns what on the team, and your current priorities. In the second box: tell it to assume that context, ask before assuming details it does not have, be concise and lead with the answer, and flag anything that needs your decision. Keep it tight, because the box is capped at about 1,500 characters and gets summarized. The fuller version belongs in a context file you paste in and reuse across tools.

Is there a template for ChatGPT custom instructions?

Yes. For the first box: "I run [business], a [type] that [what you do] for [who buys]. We operate on [core tools]. Team: [who owns what]. We are focused on [current priorities]." For the second box: "Assume the business context above, ask before assuming details you do not have, be concise and lead with the answer, and flag anything that needs a decision from me." That fits the limit and works as a starting point. The file we generate is the same idea with real depth, and it is portable to Claude and Gemini.

Is there a free generator for ChatGPT business instructions?

Yes. Answer six short questions about your business and we generate your context file for free, with no card required. You also get a free AI Action Plan and the first knowledge-base docs. The full knowledge base, the prompt and skill library, and the one-paste live connection are a one-time paid upgrade. There is no subscription. The file is plain markdown you can paste into ChatGPT custom instructions, Claude, or Gemini.

Do I have to write the instructions myself?

No. You can write them by hand, the same way you could write your own business plan, but the point is that it is done for you. Six answers in, a structured business context file out, organized for AI to actually use, in two minutes instead of an afternoon staring at a blank box. The file is yours to keep and edit, so you can still adjust it by hand whenever the business changes.

Do custom instructions apply to every ChatGPT chat?

Custom instructions apply to new chats in the account where you set them, but not everywhere you might expect. They can be overridden inside projects, they get summarized rather than used verbatim, and they do not carry to other accounts or other AI tools. A context file you paste in gives you control: you decide exactly what the AI sees at the start of a conversation, and it reads the same in ChatGPT, Claude, or Gemini.

How is a generated business context file different from writing instructions myself?

The structure is the same; the difference is the work and the portability. Hand-typed custom instructions live in one tool and tend to be thin because the box is small. We generate a structured file from your answers, organized the way an AI can actually use it, then you paste it wherever you work. You get the depth a real business needs and one source of truth instead of scattered instructions in each tool.

ChatGPT custom instructions for your business.

Answer six questions and we generate the business context to paste into ChatGPT, free. No signup to start.