MCP Server

The Opelyx MCP server provides 14 financial data tools accessible via the Model Context Protocol. Connect Claude Desktop, Cursor, Zed, or any MCP-compatible client.

Available Tools

SEC EDGAR (5 tools)

Search filings, get company financials (XBRL), look up CIK numbers, and track insider trades.

Prediction Markets (5 tools)

Query Polymarket, Kalshi, and Manifold markets. Compare probabilities across sources.

Government Spending (3 tools)

DOGE contract cuts, grant terminations, and aggregate savings summaries.

Connection Details

Property	Value
Endpoint	https://mcp.opelyx.com/mcp
Protocol	MCP over SSE (Server-Sent Events)
Auth	Bearer token (op_ API key or OAuth 2.1)
Rate Limits	Free: 100/day, Pro: 10,000/day, Enterprise: 100,000/day

Quick Test

Use the findata_status tool (no parameters) to verify your connection:

{
  "tools_available": 14,
  "data_sources": ["SEC EDGAR", "Polymarket", "Kalshi", "Manifold", "DOGE"],
  "version": "1.0.0"
}

Next Steps

Setup Guide Connect Claude Desktop, Cursor, or Zed

OAuth 2.1 OAuth flow for interactive clients

Rate Limits Per-tier limits and 429 handling