210,000+ users in our appsBuilding since 2018 · Frechen, GermanyCurrently: 2 slots open for Q3 2026info@thecodecave.de+49 152 04943138Frechen · NRW · DE210,000+ users in our appsBuilding since 2018 · Frechen, GermanyCurrently: 2 slots open for Q3 2026info@thecodecave.de+49 152 04943138Frechen · NRW · DE
// AI · 2026

AI is not a chatbox.
It can do more than you think.

Most people know AI as a text box that spits out half-truths. Real AI connects to your tools, works in the background and delivers results exactly where you need them — in DATEV, Slack, Outlook, your CRM.

A chatbox that gives answers — sometimes correct ones.

You type a question. It answers. You copy the answer somewhere else, paste it, check it. If you're lucky, it's right. That's not what we build.

Write me an email.
Ask me anything…

Software that talks to your tools and delivers.

It reads your receipts, books to DATEV, writes back to your client. It finishes work while you have coffee — and you only see the result.

Receipts scanned
done
Booked into DATEV
running
CRM updated
done
Slack notified
done
PDF sent to client
running
// What AI can really do

Three things almost no one talks about.

There's a reason AI in 2026 makes tools more productive instead of replacing them. It works between your tools, not instead of them.

01 / 03

AI connects to your tools.

Not an island with its own login. It plugs straight into DATEV, your CRM, your inbox, your calendar, your warehouse system — with your permissions, in your cloud, with audit log.

  • DATEV / SAP / Lexware
  • Outlook / Gmail / Teams
  • HubSpot / Salesforce
  • Your own SQL database
02 / 03

AI delivers where you work.

In Outlook, in Slack, in your CRM, as a push to your iPhone. Not in yet another browser tab — but as an answer, draft or note exactly where your workflow already runs.

  • Outlook · draft reply
  • Slack · question and answer
  • CRM · new fields filled
  • Push · when it matters
03 / 03

AI works while you sleep.

It reads receipts, reconciles statements, drafts replies, reviews contracts. In the morning you find your briefing — no more backlog, just suggestions to approve.

  • Receipt OCR · 32 pcs.
  • Bank sync · 4 accounts
  • Mail drafts · 3 open
  • KPI report · ready
// 12 connected tools
DATEVAccounting
NotionWiki
OutlookMail
SAPERP
SlackChat
PostgreSQLDB
DriveFiles
HubSpotCRM
StripePayments
ConfluenceDocs
CalendarEvents
TrelloTasks
codecave
AI
Slack#finance
@mariaWhat's our March revenue?
codecave • aiMarch: €87,240. ↑ 12% vs prior month.
CRM · HubSpotUpdate
Anders GmbHLead → customer
Müller AGMeeting · Wed 14:00
Schmidt OHGQuote 47k
Push · iPhoneImportant
Liquidity below threshold
In 9 days: −12k. Transfer from savings suggested.
02:14
Night shift
// While you sleep
Daily revenue pulled from POS
POS system · €1,247.80
02:14
Receipts OCR'd
32 items · DATEV-ready
02:31
Cash flow forecast updated
Account sync · 4 banks
03:07
Client emails drafted
3 replies · awaiting approval
04:42
Slack briefing for 09:00
What matters today
05:18
Tasks done overnight
3 / 6
Started 02:14
→ Ready by 09:00
// Why The CodeCave

We don't build this on the side.
We live it.

Two threads that lie separate in most shops. We've combined them for years — and that's exactly the lever AI demands of you in 2026.
// 01 — Experience

In on AI from the start.

We worked with OpenAI when no one knew GPT yet. We shipped Claude and Gemini in production apps before anyone called that "agents". We know what works and what's only demo-ready.

2020first GPT-3 pilots
2023RAG pipelines live
2024tool agents in stores
2026today
+
// 02 — Craft

Custom software for over 10 years.

Before it was AI, it was custom software. Apps, backends, platforms. We know how auth works, how databases scale, how to hand software over. AI is a feature of our apps — not a bolt-on.

2018CodeCave founded
20+apps in stores
210ktotal users
100%still maintained
Early AI experience Model selection, prompts, evals, RAG, agents — and when which of those makes sense.
×
10 years of software craft Auth, DB design, scaling, handover, EU hosting, GDPR. Boring tech, on purpose.
// equals

AI that belongs inside your software — not next to it.

// What we've built

Three examples that are already running.

Not "we could". Apps that work today — with real users, real data, real bookings.
TaxCastle · Tax accounting

Read receipts without typing

The app reads every receipt in under three seconds — date, amount, VAT, vendor. Booked straight into DATEV, with client assignment and account suggestion.

4–6 hrs.saved per week
RoadReview · Driving school

Capture driving mistakes instead of remembering them

A GPS track of the whole drive. The instructor tags mistakes in two taps and the app transcribes the voice note. Next lesson's briefing is ready before stepping out.

2 tapsper mistake
Wissensvorsprung · Publishing

Three years of print, searchable

Every magazine issue is indexed and tagged before printing. Readers ask questions, get the right page — from 36 issues of archive.

5 hrs.saved per issue
// The difference, in a table

Chatbox vs. real AI in your product.

Chatbox
AI in your software
Where it lives
Its own browser tab
In your CRM, Outlook, Slack
What it knows
Nothing about your company
Your data, with permissions
What it does
Answers you copy-paste
Books, writes, sends — with approval
When it works
When you call it
Even at night and on weekends
How it errs
Half-truths, confidently phrased
With sources, auditable, with audit log
What's left at the end
An answer in a chat
Time. Concrete. Measurable.