Oracle3 prediction-market arbitrage checks MCP server

Kalshi and Polymarket data, venue fees, no-arbitrage checks and paper execution for AI agents.

Data and analytics ★ 349 GitHub starsv1.2.2Updated Sep 30, 2026

Install

PyPI (stdio)uvx oracle3

JSON for apps that use an mcpServers block (Claude Desktop, Cursor and others):

{"mcpServers": {
  "oracle3-prediction-market-arbi": {
    "command": "uvx",
    "args": ["oracle3"]
  }
}}

From the server's registry entry. Many servers also need an API key or other settings: check the repository's README before you run it.

About this server

Registry name	`io.github.YichengYang-Ethan/oracle3`
Repository	github.com/YichengYang-Ethan/oracle3-prediction-market-agent
Website	yichengyang-ethan.github.io/oracle3-prediction-…
Packages	pypi `oracle3`
In the registry since	Sep 30, 2026
GitHub stars	349

Listed from the official MCP Registry. We have not reviewed or tested this server; a local server runs code on your machine, so read the repository first.

Use it with

AI agents whose docs say they support MCP.

OpenAI Codex Claude Code LangChain Pi OpenCode Cursor GitHub Copilot LangGraph AI SDK Strands Agents Lovable Replit Agent

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