Use Polling Bias & EV Engine with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. A deterministic pricing engine that adjusts polling data for historical bias and calculates Expected Value (EV) for prediction markets.
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.
Complete set · 3 capabilities
The complete Polling Bias & EV Engine capability set.
These are the exact actions your AI can choose when you ask it to work with Polling Bias & EV Engine.
01-03
3 capabilities in this set.
Part of 3 available through Polling Bias & EV Engine.
- 01
Get market summary
Provides a high-level overview of the discrepancy between polling data and market pricing
- 02
Calculate adjusted probability
Determines the corrected probability of an election outcome by accounting for historical bias and time-based uncertainty
- 03
Evaluate market opportunity
Calculates the Expected Value (EV) and determines if a trade signal should be issued
Observed, not estimated
810ms average. Fast in production.
Polling Bias & EV Engine is checked daily against the live service.
- Fastest day
- 628ms
- Slowest day
- 1010ms
- 14-day trend
- Slowing+25%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 3 capabilities arrive 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 Polling Bias & EV Engine, so you can see the experience inside your AI.
It does not authenticate your account with Polling Bias & EV Engine. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
Polling Bias & EV Engine Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_XWrKRSTRnCGvNU049bQFUAaHrUWgQDdaSB2ZZsbg/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 — Polling Bias & EV Engine capabilities are ready to use.
{
"mcpServers": {
"polling-bias-ev-engine-mcp": {
"url": "https://edge.vinkius.com/vk_preview_XWrKRSTRnCGvNU049bQFUAaHrUWgQDdaSB2ZZsbg/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
FAQ
Questions Polling Bias & EV Engine owners ask.
- 01
How is the adjusted probability calculated?
The probability is calculated by taking the raw poll, adding the historical bias, and factoring in a time-decay component based on the remaining days until the election and the polling uncertainty.
- 02
What constitutes a BUY signal?
A BUY signal is generated by evaluate_market_opportunity when the calculated Expected Value (EV) exceeds the 0.03 threshold.
- 03
Can I use this with Claude Desktop?
Yes, this MCP server can be connected to Claude Desktop, Cursor, VS Code, Windsurf, and any other MCP-compatible client via Vinkius Edge.
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