Vellium & Co

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Polymarket Intelligence API

UMA resolution dispute and flip base rates by category and criterion clarity; descriptive historical compatibility, not a market-specific forecast. BEFORE YOU PAY: free substitute https://dash.polym.uk/uma-base-rates.json and https://dash.p

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Our latest check (2026-10-11)

Answering
Yes — valid x402 payment terms
Time to answer
737 ms
Price
$0.050 per call
Paying buyers, last 30 days
2 (directory's own records)
Paid calls, last 30 days
5
Category
Forecasts, signals and predictions
Address
https://api.polym.uk/resolution-risk

Accuracy

Accuracy scores are published once a seller has enough paid checks against an independent record (at least 7 scored answers over at least 7 days). Until then no score is shown, and a missing score is never a pass.

For agents

This page as JSON: /sellers/f149be18e64d.json. Paid lookup by address: GET /api/seller?resource=… ($0.001, x402).

Sellers can see the evidence behind their checks and ask for a re-check at [email protected].