
Connect Data Analysis Prover to ChatGPT, Claude and Gemini
Set it up once and it works in ChatGPT, Claude, Cursor, and any other client you love. It all runs safely in the background, so you can relax and focus on what really matters. Stop making business decisions based on flawed statistical claims.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
Waiting for input…
Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Your AI does the work. We keep it safe and sound.
No other AI tool gives you this. Your workflow runs in the client you already love, your account stays protected, and you decide what the agent can and cannot do. It is the whole reason to make the switch.
Each Connector lives inside our infrastructure, the same place where your workflow runs. The three things below are already part of it, working quietly in the background so you never have to think about them. Nothing to add, nothing to set up, nothing to worry about.

Each Connector runs inside its own sealed environment.
Each Connector runs inside its own sealed V8 runtime — no access to your files, your system, or other servers. A Connector never sees past its own request.
One switch stops every agent. Instantly.
One action deactivates every Connector, revokes every token, and ends every session at once. AI Governance keeps the record.
Spending limits that pause instead of surprise.
Every user keeps their own connections and credentials, isolated from everyone else. Anything that would cross your spending limit is held for your approval, not billed.
Three controls, built into the layer your AI connects through.
Curated set · 1 capability
We ship only the actions that matter.
01
1 capability in this set.
Part of 1 available through Data Analysis Prover.
- 01
Validate data analysis
This capability performs a senior-level statistical peer review on any claim your agent makes. It audits sample quality, tests for causal validity, checks distributional assumptions, verifies effect sizes, and ensures visual honesty.
Real work
What teams actually run
A/B Test Auditing
Verify that a winning variant is actually significant and has a meaningful effect size.
Marketing Attribution
Check if increased spend actually caused sales or if other factors were at play.
Survey Analysis
Confirm that a small sample size isn't being used to make broad, unrepresentative claims.
Reporting Accuracy
Ensure that dashboards and charts don't use truncated axes to trick stakeholders.
Automate a task
Put Data Analysis Prover to work on one thing.
Step-by-step automations your AI runs through this Connector: the workflow, the prompts to start with, and the exact capabilities behind each move.
One connector, every AI
Data Analysis Prover works with the most popular AI clients.
These are the most popular clients, each with a step-by-step guide: one link, set up once, with governance and visibility built in. And because everything runs on the MCP standard, the same connection also works in any other compatible client — nothing to rebuild.
Claude
ChatGPT
Gemini
Perplexity
Grok
Microsoft Copilot
Cursor
VS Code
Windsurf
JetBrains
Cline
LangChain
Vercel AI SDK
Lovable
Z.ai
Raycast
Qwen Code
Kimi Code
Le ChatBuilding your own app? The connector is yours to use.
You don't need a client to put Data Analysis Prover to work: the same hosted connection plugs into your own applications and agent code, with the same governance on every request. Build with it, chat with it — one connection for both.
Observed, not estimated
844ms average. Fast in production.
Data Analysis Prover is checked daily against the live service.
- Fastest day
- 718ms
- Slowest day
- 1421ms
- 14-day trend
- Improving-6%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 1 capability arrives ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of Data Analysis Prover, so you can see the experience inside your AI.
It does not authenticate your account with Data Analysis Prover. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Data Analysis Prover Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_z0UOTGMw5z9e0sSzQndQJ5ZX9DZMH1doH3kzey3a/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — Data Analysis Prover capabilities are ready to use.
{
"mcpServers": {
"data-analysis-prover-mcp": {
"url": "https://edge.vinkius.com/vk_preview_z0UOTGMw5z9e0sSzQndQJ5ZX9DZMH1doH3kzey3a/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
Guided setup for Claude? Set up Data Analysis Prover in Claude and other AIs
Who it's for
Built for the work Data Analysis Prover owners hand off.
This MCP is built for professionals who cannot afford to act on bad data. It turns an AI agent into a rigorous statistical auditor.
- 01
Marketing Analysts
They use it to verify if campaign changes actually drove revenue or were just coincidental.
- 02
Data Scientists
They use it to peer-review automated analysis pipelines and catch methodological flaws.
- 03
Product Managers
They use it to ensure A/B test results are practically significant before rolling out features.
FAQ
Questions Data Analysis Prover owners ask.
- 01
What does this MCP actually do?
It forces your AI agent to follow strict statistical protocols, checking everything from sample size to how charts are drawn.
- 02
How is this different from a standard data analysis capability?
Standard capabilities just run math. This MCP acts as a critic that looks for logical and methodological errors like correlation confusion or significance theater.
- 03
Can I use this with Claude or Cursor?
Yes, it works with any MCP-compatible client including Claude, Cursor, and Windsurf.
- 04
What is 'Significance Theater'?
It is when an agent reports a p-value below 0.05 but the actual effect is so small it has no real-world value. This MCP catches that.
- 05
Does this MCP host my data?
No, Vinkius hosts the MCP itself. Your data stays within your AI client's context.
- 06
Why is p<0.05 not enough?
p-value measures probability, not magnitude. Cohen's d: 0.2=small, 0.5=medium, 0.8=large. A p<0.001 with d=0.05 is trivial. Report effect size + 95% CI + practical significance.
- 07
When can I say 'causes' vs 'associated with'?
Only RCTs establish causation. Observational studies show association. Control confounders, test reverse causality, check dose-response. Even then: 'associated with' unless experimental design.
- 08
Why is the mean misleading on skewed data?
Income example: mean $65K, median $45K. The mean is pulled by outliers. Right-skewed data: median represents 'typical' better. Test normality with Shapiro-Wilk before choosing parametric tests.
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Connect Data Analysis Prover to Claude, Cursor, ChatGPT & more
