Is the consensus calculator free?

Yes. For raw API access, see our API plans.

Prediction Market Consensus Calculator

The Meridian Edge consensus calculator lets users search any tracked event and view the aggregated probability from multiple regulated prediction markets. Results include confidence ratings, source count, spread, and share functionality.

Search any event to see aggregated consensus from 25+ regulated sources. Real-time. Free.

Search any event to see aggregated consensus probability from 25+ regulated prediction markets. Data updates every 10 minutes.

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Type to search prediction market events

Top Movers

Highest Confidence

💌 Get daily prediction market alerts — included

We send one digest per day: top movers, high-confidence events, and notable consensus shifts.

Want programmatic access? Get an API key in 10 seconds.

View Plans →

Frequently Asked Questions

What data sources does this use?

We aggregate from 25+ regulated prediction markets including major US exchanges.

How accurate is the consensus?

Aggregated consensus exceeds single-platform accuracy prices by reducing noise and wash activity effects. By pooling multiple regulated markets, outlier pricing is dampened and the resulting probability estimate is more stable.

Is this free?

Yes. For raw API access and historical data, see our API plans.