Prediction-market directory
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Compare the statements and evidence we have collected. Each column retains its source dates; historical claims and missing fields are visible.
Catalogue fields are historical source statements. Page metadata may refer to a publisher or embedded product. Neither establishes the verified legal operator, present pricing, regulatory status or quality of a service.
Download this comparison as CSV| Field | Coinbase Predict VK-ddd2c6caf09ca86c | Kairos VE-5025c66c43f952a6 |
|---|---|---|
| Published contributor description | Not supplied | Not supplied |
| Contributor pricing statement | Not supplied | Not supplied |
| Contributor details published | Not supplied | Not supplied |
| Profile claim | No active approved claim | No active approved claim |
| Record evidence | Historical catalogue only | First-party website observation |
| Historical product description | Prediction markets inside the Coinbase app, routed to Kalshi's exchange through Coinbase Financial Markets, a registered FCM. Sports, crypto, economics and politics contracts in 49 states. | Cross-venue trading terminal merging Kalshi, Polymarket and Predict.fun books into one ladder with NBBO routing, sub-second streaming data, and limit, stop loss and take profit orders. REST and WebSocket API. |
| Name in the historical catalogue | Coinbase Predict | Kairos |
| Reported category | Terminals & Aggregators | Terminals & Aggregators |
| Reported venues | Kalshi | Kalshi, Polymarket, Predict.fun |
| Historical pricing statement | Kalshi fee plus broker markup; varies by market | 0.01% platform fee; venue fees at cost |
| Open-source claim | Source says no | Source says no |
| Execution claim | Source says yes | Source says yes |
| Historical status statement | live | live |
| Historical backer statement | Not stated | a16z crypto led $2.5M seed (Feb 2026) |
| Catalogue-reported repository | Not stated | Not stated |
| Catalogue's own check date | 2026-08-27 | 2026-09-08 |
| Catalogue snapshot date (UTC) | 2026-09-08 | 2026-09-08 |
| Operator name in page metadata | Not captured | Not captured |
| Location in page metadata | Not captured | Not captured |
| Founding date in page metadata | Not captured | Not captured |
| Page-declared statements | 0 | 6 |
| Linked repository records | 0 | 0 |
| Vultax assessment | Not assessed | Not assessed |
| Website | https://www.coinbase.com/prediction-markets | https://kairos.trade/ |
| Evidence | View source (opens in a new tab) Snapshot: Complete profile and history | View source (opens in a new tab) Snapshot: Complete profile and history |
Historical descriptions and catalogue claims: Kairos contributors, CC BY 4.0. Vultax adds source matching, presentation and factual comparisons. Attribution, licences and coverage.