Why the deal structure matters as much as the creator you pick

Most media planners spend weeks selecting the right creator and then spend about ten minutes deciding how to pay them. That's backwards. The compensation model shapes creator behaviour, content quality, and ultimately what your client gets back. A flat-fee creator focused on delivering a great piece of content behaves very differently from one chasing a commission on every click.

We see this constantly in our work with advertising agencies managing multi-client influencer programmes across the Netherlands and Belgium. When the deal structure doesn't match the campaign objective, you end up with either a creator who phones it in (flat-fee, no accountability) or one who optimises aggressively for conversions at the expense of brand safety (pure performance, no creative guardrails). Neither outcome is something you can put in a client deck.

Before you brief a single creator, you need to know which model fits your campaign goal. Here's how to make that call.

What is a flat-fee creator deal and when does it work?

A flat-fee deal pays the creator a fixed amount for a defined deliverable, regardless of how the content performs. One Instagram Reel, one YouTube integration, one TikTok, agreed price, agreed output, done.

This model works best when your client's objective is brand awareness or brand positioning, where results are real but not easily traced to a single post. Think a product launch, a seasonal campaign, or a hero piece of content that needs to feel authentic rather than sales-driven.

The advantages for agency buyers are straightforward:

• Predictable costs that fit neatly into a client-approved production budget
• Clean briefing process, creator knows exactly what's expected, no ambiguity around payment triggers
• Creative freedom for the creator, which tends to produce better content
• No dependency on tracking infrastructure or attribution models

The trade-off: you're paying whether the content lands or not. And if a video goes viral and drives 1.7 million views (as Matthy's Air Up integration did for Zeth), the creator doesn't share in that upside, but neither do you share in the downside if it underperforms.

Flat-fee is also the right call for nano and micro-tier creators. At lower follower counts, the volume of conversions from a performance deal rarely justifies the tracking overhead, and these creators typically don't have the audience scale to make affiliate structures work. For tips on how creator partnerships can drive measurable e-commerce outcomes, our piece on maximising e-commerce ROI with creator partnerships goes deeper on the mechanics.

What is a performance-based creator deal and when does it make sense?

A performance-based deal ties creator compensation to measurable outcomes: clicks, app downloads, sales, leads, or sign-ups. The creator earns more when the campaign converts. This is the affiliate model applied to influencer marketing.

This structure makes sense when your client has a direct-response objective and clean attribution. E-commerce brands, app launches, subscription services, anywhere you can drop a tracked link or promo code and tie revenue directly to creator activity.

The advantages:

• Lower upfront cost for the brand, with payment scaling to actual results
• Creator has a financial incentive to optimise content for conversion, not just aesthetics
• Theoretically unlimited upside if a creator's audience responds strongly

The risks are real, though. Performance deals can push creators toward content that feels promotional rather than authentic, which damages both the creator's audience trust and your client's brand positioning. Attribution across multi-platform campaigns is genuinely complex, a viewer sees a TikTok, searches Google, buys through a retargeting ad, and the creator gets zero credit. That's a problem for creator motivation and for accurate CPE reporting.

Pure performance deals also create tension around brand safety. A creator optimising for clicks has different incentives than one focused on representing your client's brand values accurately. For client categories where brand safety is non-negotiable, performance-only structures introduce risk you don't want.

How does a hybrid model solve the alignment problem?

A hybrid deal combines a flat base fee with a performance bonus tied to specific KPIs. The creator gets paid for the deliverable regardless, but earns additional compensation if the campaign hits agreed targets.

This is the model we recommend most often for conversion-focused campaigns where brand integrity still matters. The flat base ensures the creator invests in content quality. The performance layer aligns their incentives with your client's business goals. You get both.

A practical structure looks like this:

• Base flat fee covering content creation and posting
• Performance bonus triggered at defined thresholds (for example, 50K views, 500 tracked clicks, or a specific sales volume)
• Clear attribution method agreed upfront so there's no dispute at reporting time

The Odido campaign we ran with creators Matthy and Russo is a good illustration of how layered incentives produce layered results. An interactive YouTube livestream featuring speed skating legend Niels Wennemars reached 73,000 live viewers with an average watch time of 8 minutes and over 100,000 engagements. That kind of outcome comes from creators who are genuinely invested in the campaign's success, not just ticking off a deliverable.

For lifestyle and consumer brands specifically, our guide on building successful creator partnerships for lifestyle brands covers how to structure briefs and incentives to get the best from creators across different tiers.

Which model fits which campaign objective?

Match your compensation structure to what your client actually needs to achieve:

Awareness campaigns (reach, views, impressions):

• Use flat-fee
• Creative freedom is the priority; attribution is imprecise anyway
• KPIs: views, earned media value, reach
• Example: brand launch, seasonal campaign, hero content piece

Conversion campaigns (sales, downloads, leads):

• Use performance-based or hybrid
• Direct link to revenue justifies the tracking overhead
• KPIs: tracked clicks, promo code redemptions, app installs, CPE
• Example: e-commerce product launch, subscription sign-up drive

Retention and community campaigns (engagement, always-on):

• Use flat-fee with an engagement bonus
• Long-term creator relationships need stability, not commission pressure
• KPIs: comments, shares, community growth, repeat engagement
• Example: always-on influencer strategy, brand ambassador programme

One rule that holds across all three: never apply a pure performance model to a creator who hasn't proven conversion ability with your client's specific audience. Test with a flat-fee engagement first, gather data on CPE and audience response, then introduce performance tiers on the next activation.

How do you find creators where the deal structure actually works?

The compensation model only functions if the creator is the right match in the first place. A performance deal with a creator whose audience doesn't overlap with your client's customer profile will generate zero conversions regardless of how the contract is structured.

Our filterable creator roster lets you filter Dutch and Belgian creators by follower count, content genre, and platform (TikTok, YouTube, Instagram) so you can identify candidates who match your client's niche before you even open a briefing conversation. For the Pearle x Hailey Bieber eyewear activation, Zeth matched creator Nina de Wal specifically for her authentic style within the target demographic — the result was 90.5K views and 5,241 likes across just two deliverables, precisely because the creator fit was right before any deal structure was agreed.

If you want to see how these structures play out across different brand categories, the Zeth campaign portfolio covers activations across Odido, Coolblue, Xiaomi, Air Up, and others, with platform and brand filters to find comparable campaigns quickly.

The deal structure you choose is a strategic decision, not an admin task, and getting it right means the difference between a campaign your client wants to repeat and one they quietly write off. Browse our full creator network to find Dutch and Belgian creators filtered by niche, platform, and tier, or reach out to Zeth directly to discuss which model fits your next client campaign.

Frequently asked questions

Is a flat fee better than a commission for influencer campaigns?

Flat-fee is better when your objective is brand awareness or when you need creative quality over conversion volume. Commission-based (performance) deals work better for direct-response objectives where you can track clicks, sales, or downloads cleanly. The right answer depends on your campaign goal, not a general preference. For most agency campaigns managing multiple client objectives simultaneously, a hybrid model combining a flat base with a performance bonus delivers the best alignment between creative quality and measurable results.

Which is better, fee-only or fee-based for creator partnerships?

In influencer marketing terms, "fee-only" (flat-fee) gives you predictable costs and creative freedom, while "fee-based" (hybrid flat plus performance) adds an incentive layer for conversion objectives. Pure performance-only deals are high-risk for branding campaigns because they can push creators to prioritise clicks over content quality. For agencies managing brand-sensitive clients, a flat base with optional performance bonuses tends to produce better outcomes and fewer disputes over attribution and brand safety compliance.

Who can be charged performance-based fees in influencer marketing?

Performance-based fees work best with macro and mega-tier creators who have proven conversion track records and audience scale sufficient to generate measurable click or sales volume. Nano and micro creators (typically under 50K followers) rarely generate enough conversion volume to make performance structures worthwhile for either party. For smaller creators, flat-fee deals are fairer, simpler to administer, and produce better content because the creator isn't under pressure to chase metrics their audience size can't realistically deliver.

What is a typical performance fee structure for creator campaigns?

There is no single standard, but common structures include a percentage of tracked sales (typically 5-20% depending on product margin and creator tier), a fixed amount per tracked click or app install, or a bonus payment triggered at defined view or engagement thresholds. Hybrid deals often set a flat base covering content creation costs, with a performance bonus activating once the campaign hits agreed KPIs. Always agree on the attribution method before signing — undefined tracking is the most common source of disputes in performance-based creator deals.

How do you avoid misalignment between creator incentives and brand objectives?

Misalignment happens when the compensation model rewards behaviour that conflicts with what your client actually needs. A performance deal rewarding clicks can push a creator toward sensationalist content that damages brand positioning. The fix is to build brand safety requirements and content approval rights into the briefing before the deal is signed, regardless of the compensation model. At Zeth, creator selection is based on audience fit and authentic style first; the deal structure is then matched to the campaign objective, not the other way around.

Can you mix flat-fee and performance models across a single campaign?

Yes, and for multi-creator campaigns it often makes sense to use different structures for different creator tiers within the same activation. You might use flat-fee for a macro creator delivering a hero piece of content, while running affiliate or performance deals with a cluster of micro creators driving tracked conversions. The key is consistent KPI reporting across all deal types so your client sees a unified view of campaign performance rather than fragmented metrics that are impossible to compare.