Producing social media content for an SME always costs more than the advertised price of a tool or a service: you also need to count the time spent on creation, approval and publishing, on top of the salary or the invoice. Four options exist (in-house hiring, an agency, a freelancer, an AI content assistant), and none of them offers the same cost or the same achievable publishing volume for an equivalent budget. Understanding this full calculation helps you choose with clear eyes, rather than continuing to publish too little for lack of time.
Many SME owners still think in terms of "price of the service": so much per month for an agency, so much per hour for a freelancer, so much for a software subscription. That view is incomplete. The real cost of social media content is measured by the number of quality posts produced for that budget, not by the invoice amount alone.
The real cost is never just the sticker price
Every content production option hides additional costs: briefing time, rounds of approval, managing the publishing calendar, revisions. Two SMEs spending the same amount each month can end up with very different numbers of published posts, depending on how that budget is organized.
A fair comparison therefore has to be made in terms of cost per useful, published post, not simply overall monthly cost.
Option 1: hiring in-house
Hiring someone dedicated to content creation (a community manager or communications officer) means a fully loaded salary, equipment, creative tools, and a ramp-up period before production reaches a steady pace. It is the most expensive option in fixed costs, and it only makes sense with enough activity to justify a full-time or part-time position.
The advantage: someone who knows the brand from the inside and can react quickly to company news. The drawback: the fixed cost stays the same whether the publishing pace is strong or slow in a given month, and output remains capped by the time available to a single person.
Option 2: going through an agency
A social media management agency brings expertise and an organization that is already in place (strategy, creation, planning). In exchange, its rate includes its own margin, account management time, and often a contractually limited number of posts per month.
This is a relevant option for an SME that wants to delegate strategic thinking entirely. It is rarely the most advantageous one, however, for sharply increasing publishing volume without driving up the bill, since every additional post carries a real marginal cost for the agency (creation time, internal approval).
Option 3: working with a freelancer
A freelancer often sits between an agency and in-house hiring in terms of cost, with wide variation depending on experience and existing workload. The advantage is the flexibility to adjust volume month by month. The drawback is dependence on a single person's availability, and creation time that remains human, and therefore bounded, however talented that person is.
Option 4: an AI content assistant
An AI content assistant like Isalis changes the cost structure rather than simply lowering it. Once the brand DNA has been imported (tone of voice, visual universe, positioning), the assistant generates visuals, short videos and copy aligned with that identity, organized in a central library. Every piece of content then goes through human approval before publishing: nothing goes live without human sign-off. For a fuller picture of what these tools can concretely deliver, see our reference article on generative AI and marketing content for SMEs.
As an example, Isalis subscriptions range from €19 to €199 per month depending on the content volume needed, with credit-based pricing beyond that. The fixed cost is therefore a software subscription, not a loaded salary or a service invoice, and the remaining human time is spent almost entirely on approval, not on creating from a blank page.
This is not meant to brutally replace existing teams: it is a tool that absorbs the most time-consuming part of production (the initial creation), so that the human time available goes into the final decision rather than execution.
The real lever: cost per post, not the price of the subscription
The question that really matters for an SME is not "how much does this option cost per month", but "how many quality posts can I get for this budget, and how long can I sustain that pace". An SME that publishes three times a month for lack of time or budget does not get the same visibility as one that publishes every day, even starting from a similar budget, simply because its solution's cost structure did not let it increase volume without increasing the bill at the same rate.
That is precisely the tipping point between the traditional options (in-house, agency, freelance) and an AI content assistant: with the first three, every additional post adds a marginal cost close to the average cost. With an AI assistant, the marginal cost of an additional post drops sharply once the brand DNA is calibrated, which concretely changes what an SME can afford to publish each week.
In short
Comparing the cost of social media content for an SME means moving past the sticker price alone to think in terms of cost per post actually produced and approved. In-house hiring, an agency and freelancing remain solid options depending on context, but their cost structure mechanically limits the volume achievable without driving up the bill. An AI content assistant like Isalis shifts that balance: for an equal or lower budget, an SME can produce more quality content, with human approval remaining the last step before every post goes live.