Prediction Markets — unified search (Polymarket + Kalshi)
https://mcp.gapup.io/api/v1/call/prediction_markets_searchOverview
Search live prediction markets across Polymarket and Kalshi in one call. Single normalised shape for both venues: question, implied probability 0-1, volume, end date, venue and URL — no need to reconcile two different price formats. Deterministic, no LLM.
Protocol
x402 (POST)
Price
$0.0080
Payment Asset
USDC
Payment Network
base
Category
market-data
Provider
Gapup
Source
self-registered
Indexed
2026-08-08 16:58:52
Health
Status
healthy
Latency (p50)
151ms
Uptime (30d)
87.5%
Reliability Score
93.8/100
Last Checked
2026-10-14 04:34:07
Last Healthy
2026-10-14 04:34:07
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-14 04:34:07 | healthy | 402 | 162ms | |
| 2026-10-13 23:51:10 | timeout | — | — | timeout |
| 2026-10-13 11:48:50 | healthy | 402 | 197ms | |
| 2026-10-13 08:06:59 | healthy | 402 | 92ms | |
| 2026-10-12 19:08:53 | healthy | 402 | 268ms | |
| 2026-10-12 10:37:58 | healthy | 402 | 132ms | |
| 2026-10-11 18:30:49 | healthy | 402 | 112ms |