$0.05
per call · USD Coin on Base
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.polym.uk/uma-flip-rate.json. THIS ADDS: The two artifacts joined into one response, dispute axis and flip axis already aligned by category. The underlying numbers are the same ones in those two free files.
Endpoint
GET https://api.polym.uk/resolution-risk13
Calls / 30d
6
Unique payers / 30d
Sep 9
Last called
exact
Payment scheme
Call this service
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";
const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);
const res = await fetchWithPay("https://api.polym.uk/resolution-risk", {
method: "GET",
});
const data = await res.json();curl -X GET \
"https://api.polym.uk/resolution-risk" \
-H "X-PAYMENT: <signed x402 payment>"Example response
{
"asOf": "2026-08-31T11:03:16.092Z",
"byCategory": [
{
"category": "Geopolitics",
"disputeInsufficientSample": false,
"disputeRatePctChronological": 2.3,
"disputeRatePctHighVolume": 35.2,
"elevated": true,
"flipInsufficientSample": false,
"flipRatePct": 8,
"lockupHoursIfDisputed": 119,
"lockupHoursPerMarket": 42
}
],
"caveats": [
"SHOWCASE, NOT THE PAID RESPONSE: what you see is one category row of the base-rate table. byCategory is cut to 1 of the 6 rows this response carried. clarity and flipOverall are the aggregate over the whole response, so they are null here and populated in a paid response. Nothing is masked or invented: every value is a dated measurement, kept so you can read the shape, the units and the field semantics. The schema published beside it is complete; a paid call returns the complete set.",
"EXAMPLE ONLY: a paid response captured from api.polym.uk on 2026-09-01, then frozen. A live response carries its own asOf and current values.",
"Category BASE RATE, not a forecast for any specific market. On-chain and Gamma fact, not an accusation.",
"Dispute: two samples. The absolute figure varies several-fold; the signal is the relative RANK. Flip and clarity cells are small and directional, and insufficientSample is flagged when so.",
"Category is a title heuristic and 'Other' is the residual bucket. DVM vote concentration is deferred: cited from press coverage, not recomputed here."
],
"clarity": null,
"dataDegraded": false,
"elevatedRiskCategories": [
"Geopolitics"
],
"flipAsOf": "2026-08-31T11:56:03.265Z",
"flipOverall": null,
"howToRead": "TWO axes per category: dispute (how often markets like this are disputed at UMA) by flip (when disputed, how often the outcome REVERSES). Flip often INVERTS the dispute ranking. clarity: a title that states a checkable threshold is disputed less often than one that does not, and this is orthogonal to category. Read from the TITLE only; the resolution rules are not read."
}Payment details
0x7b13107779cfda1beba3289d0fbe27310436f3e3USD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913Is this your API?
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