Marketing Mix Modeling

Know what's actually
driving your revenue

Soltrex AI uses Google Meridian — a Bayesian MMM framework — to measure the true ROI of every media channel and tell you exactly how to reallocate your budget to maximise return.

ROI by channel — sample output
+$42K projected uplift on same budget

The method
What is Marketing Mix Modeling?

Marketing Mix Modeling (MMM) is a statistical technique that uses your historical media spend and sales data to calculate how much each channel — Meta, Google, TikTok, TV, OOH, and more — actually contributed to your revenue.

Unlike attribution models, MMM doesn't rely on cookies, pixels, or user tracking. It works on aggregated weekly data, making it privacy-safe and future-proof as third-party tracking continues to erode.

The output is a set of channel-level ROI estimates with confidence intervals, a revenue decomposition showing how much of your sales come from media vs. baseline, and a budget optimizer that tells you how to reallocate spend to maximize return.

Privacy-safe by design
Uses only aggregated spend and revenue data. No cookies, pixels, or user-level tracking required.
Accounts for what media can't explain
Controls for distribution changes, promotions, seasonality, and other non-media factors that affect sales.
Measures long-term brand effects
Adstock modeling captures the carryover effect of brand-building media — the revenue that shows up weeks after exposure.
Built on Bayesian inference
Returns a probability distribution for every ROI estimate — not a single number, but a credible range that reflects real uncertainty.

The process
How Soltrex AI works
01
You configure your model
Select your channels, define your KPI, and add external controls. The app generates a custom data template.
02
You fill in your data
Pull weekly spend and impressions from your ad platforms and paste them into the template. Takes 1–2 hours.
03
We run the model
Your cleaned data is passed to Google Meridian. Bayesian MCMC sampling produces posterior ROI distributions for each channel.
04
You get a full report
ROI by channel, revenue decomposition, response curves, and a budget optimizer — plus a Word report ready to present.

Why Soltrex AI
Built differently
G
Powered by Google Meridian
The same open-source Bayesian MMM framework used by Google's own measurement team. Transparent methodology, auditable results.
AI
AI-assisted interpretation
Every model run produces a plain-language summary report that explains the findings in terms your client and their CFO can act on.
Re-runnable as data grows
Every config is saved. Add new weeks of data and rerun the model in minutes — model confidence improves over time.
$
Fraction of agency cost
Traditional MMM engagements cost $30–100K. Soltrex AI delivers the same rigor at a price point accessible to mid-market brands.
No lock-in
You own your data, your config, and your results. Download everything at any time. No proprietary black box.
All channels supported
Digital, CTV, Broadcast TV, OOH, Radio, Print — any channel with weekly spend data can be included in the model.

Sample output
What you'll receive

Below is a representative report for a fictional CPG brand running across 5 channels over 2 years. All numbers are illustrative.

Soltrex AI — Model Report  ·  Sample Brand Co.  ·  Jan 2023 – Dec 2024 Sample data
Model overview
R-squared
0.71
Good model fit
MAPE
4.8%
Prediction error
Media contribution
18%
of total revenue
Total media spend
$2.1M
104-week window
ROI by channel
ChannelSpend% BudgetMedian ROI90% RangeROISignal
Budget optimisation — same total spend
Current allocation
Meta$924,000
Google Search$441,000
Google Display$378,000
TikTok$189,000
Programmatic$168,000
Recommended allocation
Meta$672,000▼ $252K
Google Search$578,000▲ $137K
Google Display$441,000▲ $63K
TikTok$235,000▲ $46K
Programmatic$174,000▲ $6K
Projected incremental revenue uplift on same $2.1M budget +$42,300

Pricing
Simple, transparent engagements
$2,500 / model run
One-off model for a single client. Good for proving the concept before committing.
  • Up to 5 media channels
  • National-level model
  • ROI by channel + budget optimizer
  • PDF + Word summary report
  • One revision run
$6,000 / quarter
Quarterly model updates as new data comes in. ROI estimates improve with each run.
  • Up to 8 media channels
  • Geo-level modeling available
  • Quarterly rerun + delta report
  • Scenario planning (3 budget scenarios)
  • Slide deck for client presentation
  • Async Q&A support
Custom
Multiple clients, ongoing retainer, or white-label delivery under your agency brand.
  • Unlimited channels
  • Monthly cadence
  • White-label reports
  • Multi-brand / portfolio modeling
  • Dedicated support
  • Custom integrations

Get started
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