Setup guide

Go live in
10 minutes

No technical knowledge required. You describe in plain sentences how your assistant should act.

Step by step

The path to your
first AI call

1

Choose a voice & greeting

Pick a voice β€” Standard German, Austrian, Swiss German or Multilingual. Then set the greeting: β€œHello, this is Lena from Muster GmbH. How can I help?”

Important: Keep the greeting as short as possible. One sentence is enough. Long greetings lead to high drop-off rates.

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Standard German

Clear and natural. Recommended for Germany.

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Austrian

A light Austrian accent. Very popular.

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Multilingual

8 languages. Only if callers also speak other languages.

⏱ Time needed: 2 minutes
2

Write the prompt β€” the assistant's brain

The prompt is like a letter to a new employee. You explain: Who are you? What are you allowed to answer? What do you do in each situation?

Use our industry templates as a starting point β€” then you only need to fill in your company details.

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Load an industry template

Ready-made templates for trades, hospitality, car dealerships and more.

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Import your website

Enter a URL β†’ Sayvio automatically reads in all your company information.

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Upload PDFs

Price lists, product sheets, FAQs β€” the AI accesses them live.

⏱ Time needed: 5–15 minutes
3

Test in your browser β€” without calling

Click β€œTest audio” and talk to your assistant directly through the browser. No call needed. You immediately see where the prompt doesn't fit yet.

If the AI gets something wrong: adjust the prompt, add a sentence, test again. It takes seconds.

πŸ’‘ Tip: Ask the questions that real customers would ask
4

Add capabilities

Choose which actions your assistant is allowed to perform:

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Call forwarding

Phone number + description. The AI forwards the call when the topic comes up.

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Appointment booking

Connect a Google/Outlook calendar. The AI books appointments directly.

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SMS confirmation

Automatically send an SMS to the caller after appointments.

⏱ Time needed: 1–3 minutes
5

Connect a phone number & go live

We set up your new number within 24 hours (DE, from €9/month) β€” or forward your existing number via call forwarding.

Recommendation for getting started: Start by testing outside business hours or when the phone rings too long. That way you go live without any risk.

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Request a number

DE/AT/CH in one click. €9/month. Cancel anytime.

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Call forwarding

Keep your existing number. Just forward the calls.

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SIP trunk

For your own SIP integration on request.

⏱ Time needed: 1 minute
Frequently asked questions

What beginners
often ask

What exactly is a β€œprompt”?+
A prompt is the set of instructions for your assistant β€” in plain language, like a letter to a new employee. You explain: Which questions may it answer? When should it forward the call? What must it never say? The more specific you are, the fewer mistakes the AI makes.
Do I need to know how to code?+
No. The prompt is written in plain English sentences. Templates are already prepared. You launch the assistant with just a few clicks.
What happens when the AI can't answer a question?+
You define this in the prompt. Typical options: take down the request and promise a callback, forward to an employee, or send an email notification.
Do callers have to know they're speaking with an AI?+
Yes, this is legally required (GDPR + EU AI Act). All of our templates already include this disclosure β€” phrased so it sounds professional and natural.
How long does it take until the assistant is good?+
With an industry template you're ready to go in 10–15 minutes. After that, the assistant improves with every call β€” you review the transcripts, add a sentence to the prompt, and it gets better. After 1–2 weeks it's usually very well calibrated.
Get started now

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