How much will it cost to integrate AI on a website in 2026?

In 2026, integrating artificial intelligence into a website is no longer a gadget. It has become alevier business for :

• generate more leads,
• automatically qualify prospects,
• improve the user experience,
• reduce human support,
• increase conversion rates.

But how much will it really cost in Belgium in 2026?

The short answer:between €1,500 and €30,000depending on the level of intelligence, automation and integration.

The detailed answer is just below.

Quick summary of AI prices on a website

What it really means to "integrate AI" on a site

AI on a website can take many forms:

• conversational chatbot,
• sales assistant,
• recommendation engine,
• automatic lead qualification,
• dynamic content generation,
• process automation,
• support client 24/7.

Complexity (and therefore price) depends on what AI really doesnot the word "AI" itself.

Simple AI chatbot - €1,500 to €3,000

This is the most common type of integration.

Typical features :

• gPT-based conversational chatbot,
• answers based on your existing pages,
• conversational form,
• email or request collection,
• interface simple.

Ideal for :

• showcase sites,
• PME,
• first AI tests,
• basic support.

Please note: This type of chatbotdoes not replace a human but effectively filters and guides.

Advanced AI chatbot - €3,000 to €8,000

Here, AI becomes agenuine sales assistant.

Additional features :

• cRM integration (HubSpot, Pipedrive...),
• automatic lead qualification,
• scoring intelligent,
• routing to the right team,
• conversation history,
• personalized answers.

Ideal for :

• b2B companies,
• sales teams,
• high-traffic sites,
• qualified lead generation.

Typical ROI : +20 to +50% qualified leads at constant traffic.

Content personalization AI - €4,000 to €12,000

This AI adapts the content of the site to the visitor:

• business sector,
• behavior,
• provenance (SEO, Ads, LinkedIn…),
• browsing history.

Examples:

• dynamic headlines,
• Customized CTAs,
• page recommendations,
• contextual messages.

Impact direct : +10 to +40% conversion depending on the case.

AI agents - €8,000 to €20,000

This is more than just a chatbot.

AI becomes aautonomous agent capable of :

• respond to complex requests,
• interact with internal databases,
• trigger workflows,
• create or update CRM records,
• manage support tickets,
• schedule appointments.

Ideal for :

• high-volume companies,
• customer support,
• advanced pre-qualification,
• reduced human costs.

Tailor-made AI - €15,000 to €30,000+ - AI for the home

Most advanced cases :

• integration with several internal systems,
• complex business rules,
• proprietary data,
• enhanced safety,
• specialized models,
• multi-langues.

This type of project is comparable to asoftware development not simple web integration.

Recurring AI costs (often overlooked)

AI always involves monthly costs.

AI API (OpenAI, Anthropic, etc.)

50€ to 500€/month depending on use.

Hosting & orchestration

50€ to 300€/month.

Maintenance & adjustments

100€ to 500€/month.

Average monthly budget :€150 to €1,200.

What makes prices soar (or fall)?

Factors that increase cost :

• internal data to be connected,
• CRM / ERP,
• complex business rules,
• multi-langues,
• high volumetry,
• high level of safety.

Factors that reduce costs :

• usage simple,
• public data,
• clear perimeter,
• specific objectives.

Should you integrate AI on your site in 2026?

Oui, si :

• you have traffic,
• you generate leads,
• you lose time in qualification,
• you want to improve the customer experience,
• you're looking for a competitive edge.

Non, si :

• your site is little visited,
• your processes are unclear,
• you don't yet have a digital strategy.

The Numinam approach to AI

Numinam integrates AI only when it bringsmeasurable ROI :

• lead generation,
• support reduction,
• improved conversion rate,
• useful automation.

Typical Numinam budget: €3,000 to €20,000 according to the desired level of intelligence.

→ contact@numinam.com