Summary of the article
- For a Belgian SME working a single market, SEO support runs between €700 and €2,500 a month in 2026; expect €3,000 to €5,000 once several countries or languages are involved.
- A one-off SEO audit ranges from €595 to €5,000 depending on the size of the website and the number of languages; a full audit for a 20- to 300-page site most often costs €1,500 to €5,000.
- GEO, visibility in ChatGPT, Perplexity and Gemini, rarely adds more than €250 a month: ClickForest lists €700 for SEO alone and €950 with GEO included (October 2026).
- The Belgian market is opaque: of fourteen agencies reviewed by ClickForest in October 2026, almost none published their rates, and the one priced offer covered a narrow per-keyword package.
- At We-R, an SEO and GEO agency in Brussels, the recommended budget for ongoing support starts at €1,000 a month, billed monthly.
Summarize with AI
An SEO strategy costs between €700 and €2,500 a month for an SME working a single market, and €3,000 to €5,000 once several countries or languages come into play. A one-off audit runs from €595 to €5,000. At We-R, an SEO and GEO agency based in Brussels, the recommended budget starts at €1,000 a month.
Price depends on four things: the size of your website, the number of languages and markets, competition on your target queries, and what the agency actually delivers each month (content, links, technical work, AI tracking). Here are the ranges by type of project, followed by what each line covers.
| Type of project | What the budget covers | 2026 budget |
|---|---|---|
| Local SEO, shop or freelancer | 3 to 6 keywords for one city, basic optimisations | €210 to €350 a month |
| One-off SEO audit | Technical, semantic, link building, prioritised roadmap | €595 to €5,000 |
| SME support, one market, one or two languages | Content, technical, link building, rank and AI citation tracking | €700 to €2,500 a month |
| Competitive market, several countries or languages | Everything above, replicated market by market | €3,000 to €5,000 a month and up |
The low end of these ranges comes from offers that are actually published. La Fabrique du Net lists €210 excluding VAT a month for 3 local keywords and €350 for 6 (October 2026). The Belgian agency ClickForest lists an audit from €595 and SEO support from €700 a month, €950 with GEO included, with no setup fee and a minimum three-month commitment (October 2026). At We-R, the recommended budget starts at €1,000 a month.
Why so few Belgian agencies publish their prices
Because scope varies enormously from one quote to another, and putting a number out there invites comparison with no context behind it. The result is an opaque market: ClickForest reviewed fourteen Belgian agencies and found that almost none published a rate, with the one priced offer covering a narrow per-keyword package (October 2026).
For you, that opacity has a real cost: there's no way to set a budget without contacting several agencies and waiting for their replies. That's why we publish our own ranges, and our own starting point, further down this article.
A public price is not a promise of results either. Two retainers at €1,500 a month can cover four articles and zero links at one agency, one article and heavy technical work at another. The number only means something read alongside what it buys, hence the section on comparing quotes further down.
What We-R charges
Our SEO & GEO support starts at a recommended budget of €1,000 a month, billed monthly. It covers the initial strategy workshop, keyword and AI prompt research, a 6-month roadmap, technical and on-page optimisation, content production, AI citation tracking and monthly or bi-monthly reporting.
Why €1,000 as a floor and not €500: below that, the volume of content produced each month isn't enough to move rankings on queries that bring in quote requests. You get informational traffic, rarely leads. This threshold isn't a market rule, it's ours, built from what we see across our own client work.
Two published examples: Linker's SEO & GEO support and Sparagus's SEO & GEO support.
What to define before requesting an SEO quote
Your goals, before anything else. That's what determines scope, and therefore price. Starting from those goals, your provider can define a brief and a strategy suited to your context. A provider who quotes without asking about them is quoting blind.
Key questions to ask yourself:
- Do you want to generate more qualified traffic (leads, quote requests, demos)?
- Convert more visitors into customers through a better content experience (service pages, testimonials, case studies)?
- Strengthen your reputation in your core market (Belgium, France, Europe) and get cited as an expert, including in AI-generated answers?
The other scoping element is the current state of your website: performance, structure, content, tracking. A site starting from zero and a 300-page site that's been online for five years don't need the same work or the same budget. Expect 3 to 6 months to see the first signals and 6 to 12 months for solid gains, whatever the amount invested. For the detail of what's moved on the engine side, see what's changed in SEO in 2026.
If your website needs a redesign or migration (to Webflow, for example), start by estimating the cost of a new website: redoing the SEO of a site you're replacing in six months means paying for it twice.
How much does an SEO audit cost (Belgium and France)?
How much does an SEO audit of your website cost? A full SEO audit usually costs between €1,000 and €5,000 for an SME, depending on the size of your website, the number of languages and the depth of the audit (technical, content, link building, data). Entry-level audits exist below that range: the Belgian agency ClickForest publishes one from €595 (October 2026).
In Belgium as in France, a 360° audit for a 20- to 300-page website most often costs between €1,500 and €5,000. This analysis identifies the strengths and weaknesses of each page of your website, their search engine rankings, and those of your competitors.
What you can expect:
- A full report on your current rankings and the keywords your pages are visible for.
- A map of your SEO competitors and the opportunities you're missing.
- A page-by-page technical analysis and a prioritised roadmap for the 3 pillars.
One thing to check before signing: some agencies deduct the audit fee if you continue with them afterwards. That changes the math over the first twelve months.
The cost of the 3 SEO pillars
An effective SEO strategy works on three pillars in parallel:
- Content creation (added value).
- Your website's authority (link building).
- Technical setup (performance, indexing).
Each pillar has its own strategies, prices and levels of complexity. Some companies choose different providers for each pillar, others centralise everything with one SEO or Webflow agency.
Pillar 1: content creation
The cost of keyword research
How much does keyword research cost? Keyword research costs between €500 and €2,000, depending on the number of keywords to cover, the number of markets (Belgium, France, other countries) and the depth of the analysis.
Good content is simple to define: it meets your users' needs. Everything starts with understanding your audience, their vocabulary and their expectations. This research step defines the keywords you should use.
In 2026, good keyword research is no longer just a list of terms: it includes an analysis of search intent, content clusters, and the conversational queries people type into AI tools.
What you can expect:
- A prioritised list of keywords for your business and markets.
- Search volumes, ranking difficulty and the intent behind each query (informational, comparative, transactional).
Writing your website content
How much does content writing cost? Content writing or copywriting usually costs between €65 and €100 an hour for quality content. Depending on the complexity of the topics, a price per page is common too, for example €300 to €800 for a well-crafted strategic page.
AI can help with idea generation and first drafts, but you can't fully hand writing over to AI if you're aiming for strong rankings on competitive queries. The key elements stay the same: structure, choice of headings, depth, concrete examples, and matching the language of your personas.
Your readers are tired of reading content straight out of ChatGPT (you probably are too). What matters more than ever: your expertise, your field stories, your advice. Everything AI can't replace.
What you can expect:
- Content optimised for search, each page addressing one clear topic.
- Pages that answer search engines, users and the AI models that draw on them, all at once.
Writing blog articles
How much does a blog article cost? Writing a well-built article still costs between €300 and €600, depending on the complexity of the topic and the writer's experience.
What matters isn't hitting a word count or a keyword quota, but clearly answering a specific question better than your competitors. Budget for updates too: a price or comparison article that isn't refreshed every twelve months loses ground to pages that are.
What you can expect:
- Articles that target very specific queries (problem, solution, comparison, price).
- Qualified traffic that discovers your offer through useful content, not only through your homepage.
Pillar 2: your website's authority (backlinks)
How much does a backlink strategy cost? The cost of quality links varies:
- €30 to €100 for simple links (directories, listings, small media).
- €200 to €500 and up for premium links on websites with a real audience.
A good backlink strategy combines solid internal linking between your pages and articles with external links from relevant, trusted websites aligned with your industry.
Be wary of volume-based offers. A provider who promises dozens of referring domains every quarter is buying them from link-selling networks, and search engines are getting faster at spotting these patterns. What matters is the number of relevant domains, not the number of links.
What you can expect:
- A stronger reputation and a better ability to rank on competitive keywords.
- Key pages climbing thanks to external trust signals.
Pillar 3: your website's technical performance
How much does technical optimisation cost? Implementing technical recommendations usually costs between €300 and €700 for targeted optimisations on an SME website, but can run higher for structural redesigns or complex migrations.
Technical work covers loading speed, URL structure, sitemap, meta tags, indexing, multilingual setup and Core Web Vitals. Technical performance needs continuous attention, since engine requirements keep evolving and every release can break something.
What you can expect:
- A better technical score, visible in your SEO tools (site health).
- Faster pages, better understood by crawlers and more comfortable for your users.
How much does GEO (visibility in AI) cost?
Between €0 and €250 extra a month on top of existing SEO support, depending on how the agency bills. The clearest public benchmark comes from ClickForest: €700 a month for SEO alone, €950 for SEO and GEO together (October 2026), a €250 gap.
GEO, for Generative Engine Optimization, means making your brand visible and cited in the answers from ChatGPT, Perplexity, Gemini or Google's AI Overviews. In 2026, most agencies no longer bill it as a separate service: it's folded into SEO support, because it rests on the same foundations (content, technical, reputation).
What gets added to a standard SEO budget:
- AI citation tracking: a panel of prompts tested every week across the main AI tools, with dedicated tools such as Peec AI.
- Content designed to be cited: direct answers, sourced figures, tables, FAQs, structured data.
- One-off setups: an llms.txt file, an AI info page, opening the site to AI crawlers.
- Presence beyond your website: reviews, directories, press, agency rankings, all sources that AI tools consult.
In practice, SEO support that includes GEO doesn't necessarily cost more: what changes is how the time is spent. To go further, read our article on the differences between AEO, AIO and GEO.
SEO pricing in Belgium and France: what differs
The ranges look similar. The constraints don't.
In Belgium, an SME working a single market most often falls between €700 and €2,500 a month. Two factors push the bill up faster than in France: market size, which often means also targeting France to find enough search volume, and bilingualism. Working in both French and Dutch doubles the keyword research, the writing and the hreflang work.
In France, starting points are comparable, around €1,000 to €1,500 a month, with a common ceiling of €5,000 for very competitive sectors or multi-site projects. The difference mostly comes down to the volume of content needed to exist on more contested queries.
Two provider formats, two cost structures:
- Experienced freelancer: an audit or action plan between €1,500 and €5,000, then support from a few hundred to a few thousand euros a month. Suited to a focused scope.
- Agency: monthly packages between €1,000 and €5,000 a month, with more capacity (content, link building, technical, analytics) and a team that doesn't stop when one person is on leave.
Hourly rate, fixed fee or retainer: how SEO agencies bill
An agency bills in one of three ways, and the same budget buys very different work depending on the model.
- By the hour or by the day. Useful for an audit, a training session or a one-off project. As a benchmark, La Fabrique du Net lists an agency in Liège at €88 an hour excluding VAT (October 2026).
- Fixed fee. A defined deliverable at a fixed price: audit, keyword research, migration. The easiest format to compare from one quote to another.
- Monthly retainer. The most common format, because rankings build over time. Entry-level packages exist: La Fabrique du Net cites €210 excluding VAT a month for 3 local keywords and €350 for 6 (October 2026). They suit the local SEO of a shop, not an SME that wants to generate leads.
One last benchmark, the in-house option: according to the Paylab salary survey, 80% of salaried SEO specialists in Belgium earn between €2,265 and €5,377 gross a month (October 2026), before employer contributions and tools. A single person rarely covers all three pillars, which is why many SMEs combine an in-house profile with an agency.
How to compare two SEO quotes
Two quotes at the same price can hide very different amounts of work. Ask each agency:
- how much content it produces each month, and who writes it;
- how many links or external mentions it secures, and on which sites;
- which queries it's targeting, and why those;
- what it measures: rankings only, or also leads and AI citations;
- the length of the commitment, and what happens if results don't come.
If you want to go further on the selection itself, we've detailed 7 criteria for choosing an SEO and GEO agency.
What does an SEO agency retainer include?
A monthly SEO retainer generally brings all the pillars together in one package. Depending on the budget, it includes:
- initial strategic scoping: which services and queries genuinely bring in business;
- keyword research and, increasingly, AI prompt research;
- technical and on-page optimisation;
- content production (articles, service pages, FAQs);
- link building or external presence;
- tracking of rankings, conversions and AI citations, with regular check-ins.
What's often left out, and needs pricing separately: buying links, translating the site, and designing or developing new pages.
Reporting and rank tracking: what should be included
Reporting is included in the retainer, never billed as an extra. It's where your agency shows what your budget actually produced.
A useful report answers three questions: which pages and keywords bring your traffic, how your rankings have moved since the last report, and how many contacts that traffic generated. Rankings alone say nothing: you don't rank a website, you rank each of its pages, and a first place on a query with no commercial intent isn't worth a sixth place on a price query.
Frequency varies from one agency to another, from monthly to twice a year. At We-R, we track results every week (rankings, conversions and AI citations, with Peec AI and an in-house tool) and check in with the client every two weeks or every month.
How to set your SEO budget
Start from what you expect, not from an amount. If the goal is to generate quote requests across several services, €1,000 a month is a realistic floor in Belgium as in France: below that, the volume produced each month isn't enough to move rankings on commercial queries. If the goal is to be found for one city and one trade, a local package at a few hundred euros does the job.
Second question to settle: how many markets and languages. That's the factor that multiplies the budget fastest, well before the size of the website.
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