Attribution Model Comparator MCP for AI. Quantify true revenue credit across every marketing channel.
Works with every AI agent you already use
…and any MCP-compatible client








How this MCP server connects to your AI agent
Attribution Model Comparator compares how different marketing models—like First Touch, Last Touch, and Linear—assign credit for revenue. It calculates proportional share weights across all your channels, identifying exactly where revenue is over- or under-credited by standard reporting methods.
This MCP helps you quantify the true value of every touchpoint in a customer's journey.
What AI agents can do with Attribution Model Comparator Automation
Calculate attribution shares
Calculates the proportional revenue share credit for each touchpoint using a specific marketing model.
Fetch conversion metrics
Retrieves the total revenue value and currency linked to a specified conversion event ID.
Calculate attribution delta
Compares attribution share results across multiple models to determine the exact revenue discrepancy for a target channel.
Retrieves the complete, ordered list of touchpoints a customer interacted with before making a purchase.
Gathers the total revenue value and currency linked to a specific completed conversion event ID.
Assigns proportional revenue credit for each channel using a selected attribution formula (e.g., Time Decay or Position-Based).
Compares the results from multiple models to pinpoint exactly which marketing channels are over- or under-credited.
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What AI agents can do with Attribution Model Comparator: 4 Tools Available
These tools allow you to map customer paths, fetch conversion metrics, calculate proportional shares using various marketing models, and detect revenue discrepancies across all channels.
Make your AI actually useful.
Add this MCP to Claude, Cursor, or Windsurf and your AI stops guessing. It gets real tools to look things up, take action, and handle the stuff you keep doing by hand.
Start using Attribution Model Comparator on VinkiusCalculate Attribution Shares
Calculates the proportional revenue share credit for each touchpoint using a specific marketing model.
Fetch Conversion Metrics
Retrieves the total revenue value and currency linked to a specified conversion...
Calculate Attribution Delta
Compares attribution share results across multiple models to determine the exact...
Get Customer Journey
Retrieves the chronological sequence of touchpoints a customer interacted with...
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Built on the Model Context Protocol (MCP) for Claude, ChatGPT, Cursor, and more
The Model Context Protocol standardizes how applications expose capabilities to LLMs. Instead of operating in isolation, your AI gains direct access to external platforms, live data, and real-world actions through secure, standardized connections.
This connection provides 4 powerful capabilities that interface natively with Claude, ChatGPT, Cursor, and other compatible AI platforms. No middleware. No custom integration required.
Marketing reports often fail by only telling half the story., Solved with Vinkius AI Gateway
Every quarter, marketing teams spend days compiling attribution reports. The process involves exporting data from your CRM, running it through a BI tool, and then manually generating separate views for First Touch, Last Touch, Linear, etc. This leads to massive spreadsheet sprawl; you end up comparing numbers that don't talk to each other.
With this MCP, you send the raw conversion ID to your agent. It automatically pulls the full customer journey, runs all necessary model calculations in the background, and spits out a single, comparative report showing exactly how much revenue credit is missing or overstated when you switch models.
The Attribution Model Comparator MCP delivers quantified channel value.
You eliminate the manual steps of data fetching (getting conversion metrics), establishing customer paths, and running five different calculation reports. Your agent handles all four core tasks—from `get_customer_journey` to `calculate_attribution_delta`—in a single workflow.
What's left is actionable truth: an objective view of your marketing mix that you can use in board meetings because it’s mathematically proven, not just assumed.
What your AI can actually do with this
When tracking sales, figuring out which marketing action actually deserves credit for the final dollar is notoriously difficult. Did the initial ad on Instagram lead them to the site? Or was it the last email reminder that sealed the deal? Traditional reporting often forces you into picking just one model—and those single-model views almost never tell the whole story.
This MCP lets your agent run multiple attribution models against the same customer journey data. It first collects the chronological path a user took, and then it runs different calculations on that path to determine proportional revenue shares for every channel involved. If you want to know which specific channels are getting credit they shouldn't, it compares those results across all models, flagging any discrepancies immediately.
You connect this through Vinkius, giving your AI client access to a powerful comparison tool without needing dedicated data science infrastructure.
019ec1f0-2424-7308-b9c0-5d54e5c016dc Here's how it actually works
The bottom line is that you move from siloed single-model reports to a quantitative comparison showing where your marketing credit truly lands.
First, you provide a conversion ID and ask your agent to retrieve the full customer journey using its touchpoints.
Next, you pass that journey data along with the total revenue value. The system runs separate calculations for every model type you specify (e.g., First Touch and Linear).
Finally, it compares all these individual share reports to generate a delta report, quantifying the revenue discrepancy for any target channel.
Who is this actually for?
This MCP is essential for Performance Marketing Managers, Growth Analysts, and CMOs who struggle with vanity metrics. It solves the common problem of relying on single-source attribution reports that mislead budget allocation.
Needs to prove ROI by calculating how different models allocate credit for complex, multi-touch sales cycles.
Uses the MCP to compare share weights across paid channels versus organic channels to adjust budget spend accurately.
Requires a clear, quantitative view of revenue discrepancies between attribution models before making enterprise-level technology decisions.
What Changes When You Connect
Move beyond single-model reporting. By using the calculate_attribution_delta tool, you stop guessing and start quantifying how much a channel is actually over or under-credited compared to other methods.
Establish full context before calculating anything. The get_customer_journey tool provides the necessary chronological sequence of touchpoints, ensuring your attribution math starts with solid data.
Get clear financial metrics immediately. Using fetch_conversion_metrics, you instantly retrieve the total revenue and currency for any conversion ID, giving immediate context to the shares calculated.
Run all major models in one go. The MCP allows you to calculate proportional revenue share using multiple methods (First Touch, Last Touch, etc.) via calculate_attribution_shares without manual data preparation.
Reduce reporting cycles from hours to minutes. Instead of manually running reports for five different models and comparing them in a spreadsheet, your agent handles the whole comparison automatically.
See it in action
Budget reallocation after Q3 review
The PM asks their agent to analyze a high-value conversion ID (CONV-900). They first use fetch_conversion_metrics for the total value. Then, they calculate attribution shares using all five models and pass them to calculate_attribution_delta, identifying that 'Paid Search' was consistently undervalued compared to 'Email Newsletter', proving where budget needs shifting.
Understanding a single complex sale
A new analyst has the conversion ID but no path data. They start by calling get_customer_journey first, mapping out every interaction from social media to final purchase. This establishes the necessary input sequence before running any attribution models.
Validating marketing claims
A VP insists that 'First Touch' is the only valid model. The analyst uses calculate_attribution_shares for First Touch, but then also runs it against a Linear model and compares them with calculate_attribution_delta. This provides hard data proving why multiple models are necessary.
Comparing specific channel contributions
The team needs to see the relative contribution of 'Video Ads' across all models. They use get_customer_journey for a cohort, then run shares using different models and focus their comparison only on the delta impact of 'Video Ads'.
The honest tradeoffs
Only checking Last Touch
Assuming that because an email was sent right before purchase, it must be the most valuable touchpoint. This ignores all prior research and discovery phases.
Don't trust one model. Instead, use get_customer_journey to map the whole sequence, then run shares for multiple models via calculate_attribution_shares, finally quantifying the gaps using calculate_attribution_delta.
Calculating without full context
Running an attribution calculation simply with a conversion ID and no knowledge of the customer's path. The resulting shares are incomplete because they miss key touchpoints.
Always start by calling get_customer_journey to establish the complete, ordered list of touchpoints before you pass that data into any calculation tool.
Using only one metric
Focusing solely on revenue value without understanding how different models weigh time or position. You miss the nuance required for accurate credit allocation.
Always run calculate_attribution_shares using at least two distinct model types (e.g., First Touch and Time Decay) to get a balanced view of channel contributions.
When It Fits, When It Doesn't
Use this MCP if your core problem is proving ROI across complex, multi-touch customer journeys. You need to compare how different mathematical frameworks assign credit for revenue—that's the definition of attribution comparison. Don't use it if you just need a simple total conversion count or basic funnel visualization; those metrics don't require model comparison.
Don't use this MCP if your business only has single-touch sales (e.g., direct purchases from paid search ads with no prior web activity). In that case, most models will yield similar results, making the delta comparison less valuable. If you just need to aggregate simple data points across multiple sheets or databases, a standard ETL tool is better than an attribution model comparator.
Questions you might have
How does the Attribution Model Comparator MCP work with different models? +
It takes a customer's complete journey and runs separate calculations for each model you select (like Linear or Time Decay). It doesn't pick one; it shows you all of them so you can compare.
Can I use the calculate_attribution_delta tool without running shares first? +
No. The calculate_attribution_delta tool requires pre-existing attribution share results from multiple models to know what gap it needs to measure and compare.
What data is needed for the get_customer_journey tool? +
The primary input required is a conversion ID or customer identifier. The tool then pulls all associated touchpoints in chronological order leading up to that conversion.
Does this MCP calculate ROI, or just attribution shares? +
It focuses on revenue credit allocation (attribution). While you can input the total value via fetch_conversion_metrics, it compares where the money came from, not necessarily the full cost-per-acquisition.
How many models does the Attribution Model Comparator support? +
It supports multiple established industry models, including First Touch, Last Touch, Linear, and several others. You simply specify which ones you want to compare.
What is the necessary input data to start an attribution comparison? +
You must first use the get_customer_journey tool, providing a customer ID and conversion date. This establishes the ordered sequence of touchpoints needed for all subsequent calculations.
How do I get the financial value used as a baseline for attribution? +
Use fetch_conversion_metrics with the specific conversion ID. This tool retrieves the total revenue amount, which serves as the single, absolute figure that all five attribution models will proportionally divide.
After calculating shares for multiple models, how do I find out which model is most biased? +
The calculate_attribution_delta tool takes the full results from all share calculations (via calculate_attribution_shares) and compares them. It quantifies the revenue gain or loss for a specific channel across models, highlighting discrepancies.
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