Meridian Edge aggregates prediction market probabilities from multiple regulated sources into one API — updated every 14 seconds across 27,000+ markets. One consensus probability per event. When sources disagree, divergence detection flags it. Available as REST API, Python SDK, Node.js SDK, MCP server (Official Registry), and ChatGPT GPT. Sports, politics, economics, global events. Built for AI agents, researchers, analytics firms, and developers. Plans from $29/mo. Not investment advice.
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Maker
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Hey Product Hunt! 👋
I built Meridian Edge to solve a problem I kept running into: prediction markets are fragmented. Each platform shows different probabilities for the same event. If you want to know "what do ALL prediction markets think about the NBA finals?" — there was no single answer.
So I built the consensus layer. One API call gives you one probability — aggregated across multiple regulated sources.
What started as a data project turned into a full platform:
- 490+ pages of prediction market data
- Listed in the Official MCP Registry (alongside Stripe, Notion)
- Published on PyPI, npm, and the ChatGPT GPT Store
- 27,000+ markets tracked in real-time
- 14-second data pipeline
The AI agent angle is what excites me most. With MCP adoption growing fast, every AI agent that needs to understand "what's the probability of X happening?" can call this API. Claude Desktop, Cursor, VS Code — they all work out of the box with the MCP server.
I'd love your feedback — especially on:
1. The live dashboard (meridianedge.io) — is the data useful?
2. The API docs — anything confusing for developers?
3. What markets or events would you want tracked?
Happy to answer any questions about the architecture, data pipeline, or how consensus aggregation works.