PROPHETv7

About PROPHET

Prediction market intelligence in your language

01 — About This Service

PROPHET is a multilingual media service delivering real-time data from the world's largest prediction markets, Polymarket and Kalshi. Our goal is to make collective intelligence accessible across language barriers. We provide information and analysis only — no trading functionality.

02 — Data Sources

POLYPolymarket

The world's largest crypto-based prediction market. Data fetched from the public Gamma API.

KALSKalshi

CFTC-regulated US prediction market. Sports = 84% of volume. Data from Trade API v2.

NEWSNewsAPI / NHK / CNA

Multilingual news fetched every 15 minutes. Claude AI matches news to prediction markets.

03 — Key Features

Probability ChartPh1

Line charts showing 7d/30d probability trends on each market detail page, fetched from Polymarket CLOB API.

BUZZ ScorePh2

Proprietary attention metric combining volume (35%), liquidity (25%), contention (25%), and Poly vs Kalshi divergence (15%). Hover the badge to see breakdown.

OGP Auto-generationPh3

Share a market on X and a visual card with probability, title, and volume is auto-generated via next/og on Edge.

Related MarketsPh4

Up to 3 related markets shown in the right rail. Claude AI determines semantic relevance and auto-labels groups.

News x Odds MatchingNEW

News from NHK, Bloomberg, Reuters fetched every 15min. Claude AI auto-links to prediction markets.

Multilingual (JA / ZH / EN)

Market titles and AI articles auto-translated via DeepL and Claude API across 3 languages.

04 — Market Selection Logic

Top markets are ranked by BUZZ Score, a proprietary metric combining data from both platforms.

BUZZ Score Formula
24h Volume (Poly + Kalshi)x 35%
Liquidity (Poly + Kalshi)x 25%
Contention (closer to 50% = higher)x 25%
Divergence bonus (Poly vs Kalshi gap)x 15%
Max 100. Polymarket 40 + Kalshi 10 = top 50 displayed

05 — Update Frequency

Market dataEvery 15 min
News matchingEvery 15 min
AI articlesDaily at midnight
FX ratesHourly
Hit archiveManual

06 — Disclaimer

This service displays data from Polymarket and Kalshi for informational purposes only. We do not facilitate or encourage trading. Please comply with local laws and platform terms before participating in prediction markets. Probabilities shown do not guarantee future outcomes.