Verifiable sources and answers
Does the chatbot answer from your content and show where the information comes from? Test it with real questions, including hastily written ones.
Buying guide · 2026
Best chatbots for business: how to choose in 2026.
The best chatbot is the one that answers your customers’ questions well. This guide helps you compare solutions with nine concrete criteria and a table by type of product.
Buying guide9 criteria
Which chatbot should we choose for customer support?
Start from three questions: which sources it answers from, how you check the answers and how the cost of each conversation is counted.
Source · The criteria in this guide
The criteria
Nine criteria for choosing.
Use them as a checklist during demos: ask to see them work on your customers’ real questions.
Languages
Check your real customers’ languages and try at least one conversation in each.
Voice
Can it listen to the question and answer out loud? Ask how minutes are counted and how natural the voice is.
3D avatar
A speaking character gives your brand a face, on your website and on a kiosk. Consider whether your context needs it.
Integration
How it is added to your website, which channels it reaches and what is already available compared with what is coming soon.
Privacy and GDPR
Who is the controller and who is the processor, which providers process the data, when the history is saved.
AI Act transparency
People writing in must know they are talking to an artificial intelligence. Check that the widget says so clearly.
Cost per conversation
How usage is counted (messages, minutes, conversations) and what happens when the pack runs out.
Support
Who uploads and checks the content, who answers you after activation and how quickly.
Comparison by type
Four types of solution.
Here we compare approaches, not brands. Each type has its place: it depends on what the assistant has to do.
| Type | How it works | Strengths | To assess | Ideal for |
|---|---|---|---|---|
| Rule-based chatbots | Follow paths and buttons written in advance | Predictable answers, simple start | Each new question has to be added by hand | Routing and a few stable questions |
| Generic AI chat widgets | A language model answers freely | Natural conversation, quick activation | Which sources it answers from and how answers are checked | General questions, simple websites |
| AI assistants with company knowledge | Look for the answer in your content before answering | Answers consistent with website and documents, often with the source | Up-to-date content and a test on real questions | Technical support, catalogues, procedures, services |
| Voice and avatar assistants | Add listening, voice and a 3D face to company knowledge | Conversation without a keyboard, presence at fairs and in stores | Voice minutes, languages, environment (noise, screen, audio) | Hotels, trade fairs, showrooms, field support |
Where Vucìa fits
Knowledge, voice and a face in one assistant.
Vucìa belongs to the last two types. It answers from your company’s content, with the source below technical answers, and can talk with customers by voice or with a 3D character.
You configure it in a few minutes, try it in preview and we activate it after a short check together. Plans include monthly messages and minutes, with no automatic charges beyond the pack: all the details are on the Pricing page.
Coming soon: contact capture and handover to a person, bookings, reports dashboard.
Available today
- Answers from your content, with the source
- Website chat in 24 languages
- Spoken answers and website calls
- 3D character from the library or custom-made
- Orders from the WhatsApp catalogue, in the Custom plan
How to test
A fair test in four steps.
It works with any provider and gives you a comparison on your real cases.
01Gather the questions
The real questions from email, phone and chat, including the hardest ones.
02Use the same content
The same material for every test makes the comparison fair.
03Compare the answers
Accuracy, source, tone, languages and speed.
04Work out the cost
Estimate monthly volumes and check the price against your real use.
FAQ
Frequently asked questions about choosing a chatbot.
What is the best chatbot for a business?
The one that answers your customers’ questions correctly, with your content, in their languages and at a clear cost. That is why it pays to test several solutions on the same real questions.
How much does a business chatbot cost?
It depends on volumes, channels and features. Vucìa starts from €49 a month for chat, VAT excluded; voice and 3D character are in the higher plans. All the details are on the Pricing page.
What is the difference between a chatbot and an AI assistant?
A rule-based chatbot follows paths written in advance. An AI assistant understands questions in natural language and, when connected to company knowledge, answers with your content.
Does a chatbot have to say it is an artificial intelligence?
Yes: transparency is a principle of the European AI Act, and people writing in must know they are talking to an artificial intelligence system. The Vucìa widget says so clearly.
Can a chatbot comply with the GDPR?
Yes, if the provider clarifies roles, providers and data retention. With Vucìa the client company is the data controller, Loto Studios acts as processor and the history is only turned on with the visitor’s consent. Details in the privacy notice.
Try Vucìa
Put Vucìa to the test with your questions.
Configure the assistant on your content and compare it with the criteria in this guide.