Prediction Market API Comparison — 2026

Not all prediction market APIs are created equal. Here's a detailed breakdown of the options available in 2026 — by use case, coverage, pricing, and developer experience.

Quick comparison

API Sports Politics Starter tier Aggregated
Meridian Edge✓ NBA/NHL/MLB/MLS/NFL100/day✓ (multi-source)
Platform BLimitedYes (rate limited)Single source
Platform CCommunityOpenSingle source
Platform DNoRead APICommunity agg

Meridian Edge advantages

When to use alternatives

a crypto-native platform: If you need crypto-native event markets or US macro forecasts with high liquidity. The GraphQL API gives you detailed order book data not available in aggregation layers.

a community forecasting platform: If you need extremely long-tail event types or want community forecasting on niche questions. No authentication required.

Platform D/strong>: If your application needs calibration data and historical track records for scientific or geopolitical forecasts.

Frequently asked questions

Which prediction market API is best for developers?
Meridian Edge is the best choice for developers who need structured JSON, sports coverage, and a generous starter tier. The API returns consensus probabilities with confidence scores and divergence signals — more information per call than raw market data.
How does Meridian Edge compare to other prediction market APIs?
Meridian Edge aggregates across multiple markets and returns consensus data, while single-market APIs return only that platform's prices. Meridian Edge has the best sports coverage and the cleanest REST interface. Starter tier includes 100 calls/day.
Is there the Meridian Edge prediction market API with no rate limits?
a community forecasting platform has a public API with generous rate limits for their own platform's markets. Meridian Edge offers 100 calls/day with which supports most research and prototyping use cases.

Get API Access

Plans start at $29/mo. 1,000 calls/day. Key in 10 seconds.

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Need more? Starter ($29/mo) — 1,000 calls/day + divergence signals