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How to build

How to build a CRM application with AI

A CRM is mostly the same four things every time: people, the deals attached to them, a record of what was said, and a nudge when something has gone quiet. The reason teams end up in a spreadsheet is not that CRMs are hard to imagine — it is that configuring one to match how they actually sell takes longer than the selling. Describing it takes about a sentence.

Start building free~10 min to first version

What you’re building

A CRM application stores contacts and companies, tracks deals through stages you define, keeps the history of every interaction against the record, and tells someone when to follow up. Built this way it is a real web app with its own database and its own URL — not a view layered on top of a spreadsheet.

Who this is a good fit for

  • Small teams who outgrew a spreadsheet but find Salesforce absurd for their size
  • Anyone whose pipeline stages don't match what off-the-shelf CRMs assume
  • Agencies or consultancies tracking clients rather than classic sales deals

How to build it

  1. Step 1

    Describe the CRM you actually want

    Write it the way you would explain it to a new hire — your stages, your fields, who it is for. Specific beats complete: naming your real pipeline stages matters far more than listing every field, because the stages are the part no generic CRM gets right. You can add fields later by asking.

  2. Step 2

    Connect the tools your customer data already lives in

    A CRM nobody updates is worthless, and people only update what is already in front of them. Connecting Gmail means email threads attach themselves to the right contact; connecting Calendar means a booked meeting logs itself. Each connection is OAuth and scoped — you grant read or write per tool, and can revoke it later.

  3. Step 3

    The agent builds the schema, the screens and the logic

    This is the part that would otherwise be a week. It designs the tables and their relationships, generates the list and detail screens, wires up the stage transitions, and writes the rule behind your follow-up flag. You watch it happen rather than waiting on a progress bar.

  4. Step 4

    Use it, then change it by asking

    The first version will be about eighty per cent right, because you forgot something — everyone does. You change it in the same way you built it: say what is wrong. "Add a lead source field and group the pipeline board by it" is a complete instruction. Existing records are migrated, not dropped.

  5. Step 5

    Publish it and share the URL

    Publishing issues a live URL your team can open. Sign-in is handled for you, so colleagues get access without you standing up auth. From here it behaves like any internal tool — bookmark it, send the link round, keep editing it as the process changes.

What it does once it’s running

  • Contacts and companies, linked, with the full interaction history on the record
  • A pipeline board using your stage names, not a vendor's
  • Email threads and calendar events attached to the right contact automatically
  • Follow-up flags on your own rule — idle days, deal value, stage, or any combination
  • A live URL with sign-in, shareable with the team

Tools it connects to

GmailGoogle CalendarSlackHubSpotGoogle SheetsStripe

What it won’t do

  • It is an internal tool, not a replacement for a 200-seat Salesforce deployment with territory rules and forecasting
  • Importing years of history from an existing CRM needs a clean export first — usually a CSV
  • Mail-merge style outbound sequencing is a different tool; this tracks relationships rather than blasting them

Start from a template instead

Each of these opens with the prompt already written. Edit it before you build.

Common questions

Do I need to know how to code to build a CRM this way?
No. You describe the CRM in plain language and the agent designs the database, builds the screens and wires up the logic. Changes work the same way — you say what you want different rather than editing code. The code does exist underneath and you can look at it, but you never have to.
How long does it take to build a working CRM?
The first usable version takes a few minutes. Getting it genuinely right for your process usually takes a couple of rounds of changes over an afternoon, because you discover what you actually need by using it rather than by planning it.
Can I import my existing contacts?
Yes — a CSV export from your current CRM or spreadsheet is the usual route, and you can also connect Google Sheets or HubSpot directly so records sync rather than being copied once.
Who can see the data?
Only people you give access to. The app gets its own database and sign-in; it is not a shared workspace and your records are not used to train anything.
What happens when my process changes?
You ask for the change. Adding a stage, a field, or a new rule is a sentence, and existing records are migrated rather than dropped. This is the main practical advantage over a CRM you configured once and then worked around for two years.

Related use case

AI agent for GTM & outbound

Find, enrich, score, and draft outreach to your ideal customers automatically.

Build it in the next ten minutes

Start with a sentence. Leave with a working app on its own URL.