OpenChainBench
Full benchmark: Resolution delay, Polymarket vs Kalshi
TradingKalshi — All

Kalshi resolution — all markets

As of August 3, 2026, Kalshi — All resolution delay is 10.0 min at the median (p50, 24h window), with 14.0 min at p90 and 14.9 min at p99. Kalshi — All ranks #1 of 7 chains measured on this benchmark.

All Kalshi markets combined, measured from scheduled close_time to API-observed finalization (poll every 5 min). The median is 10.0 min. Kalshi resolves via internal processes, not an onchain oracle, so the anchor is the market's scheduled close rather than an onchain proposal.

How Kalshi — All compares

Live p50 over the last 24 hours across every chain on this benchmark, ranked lowest first.

  1. #1Kalshi — All10.0 min
  2. #2Kalshi — Sports10.0 min
  3. #3Polymarket — Crypto11.2 min
  4. #4Polymarket — Sports123.2 min
  5. #5Polymarket — All128.9 min
  6. #6Polymarket — Other159.1 min
  7. #7Polymarket — Politics180.8 min

Methodology, charts and the full ledger live on the Resolution delay, Polymarket vs Kalshi page. Raw data: JSON endpoint.