api.predictionmarketdata.io
12 listed endpoints · free reliability snapshot (may be up to 24h old)
Base
A 12
endpoints
12
avg trust score
81.8
ecosystem avg 52.0
avg 30-day uptime
93.7%
ecosystem avg 53.6%
avg latency (EU)
668 ms
measured from a single EU vantage point; includes network round-trip distance to the endpoint
price band
$0.001–$0.005
USDC per call
networks
1
At a glance
api.predictionmarketdata.io operates 12 listed x402 endpoints across 1 network. 12 of them carry a computed trust score, averaging 81.8 of 100 (above the ecosystem average of 52.0). Average 30-day uptime across the measured endpoints is 93.7% (above the ecosystem average of 53.6%). Advertised prices range from $0.001 to $0.005 USDC per call. Best-scored endpoint: /prediction-total-volume (grade A, 82.4).
Top endpoints by trust score
- /prediction-total-volume/prediction-total-volumeTime-bucketed total prediction-market volume across all exchanges.→
- /price-history/price-historyHistorical pricing for a single prediction market on one exchange.→
- /market-overview/market-overviewTime-bucketed prediction market volume and trade-count by exchange.→
- /market-statistics/sectors/market-statistics/sectorsAggregated prediction-market statistics by sector.→
- /open-interest/open-interestTime-series of prediction-market open interest by exchange (USD).→
All endpoints
| endpoint▼ | grade▼ | uptime 30d▼ | conf.▼ | price▼ |
|---|---|---|---|---|
| /prediction-markets/similar | A 81.5 | 93.1% | 1.00 | $0.005 |
| /price-history | A 82.3 | 94.9% | 1.00 | $0.005 |
| /prediction-total-volume | A 82.4 | 94.7% | 1.00 | $0.001 |
| /market-overview | A 82.2 | 94.7% | 1.00 | $0.001 |
| /prediction-markets | A 81.8 | 93.8% | 1.00 | $0.001 |
| /market-news | A 81.3 | 92.5% | 1.00 | $0.001 |
| /open-interest | A 81.9 | 93.7% | 1.00 | $0.001 |
| /exchanges | A 81.4 | 92.5% | 1.00 | $0.001 |
| /prediction-markets/taxonomy | A 81.9 | 94.1% | 1.00 | $0.001 |
| /market-recap | A 81.7 | 93.3% | 1.00 | $0.001 |
| /market-statistics/sectors | A 82.0 | 93.9% | 1.00 | $0.001 |
| /prediction-markets/pmcs-stats | A 81.5 | 93.1% | 1.00 | $0.001 |
Scores use reduced-density sampling; live probe, full 30-min density and 90-day history via the paid API. Provider-supplied names and descriptions are unverified claims; the grades are our independent measurement.