Skip to content

0xinsider

Prediction Market Intelligence

Real-time analytics for Polymarket and Kalshi. Track skilled traders, conviction shifts, and market structure without leaving the terminal.

Trustpilot Profile

Read or leave a review on Trustpilot

Terminal

Trade Alerts Leaderboard Smart Money Score Large Positions Notifications

Tools

Trader Analytics Compare Traders Portfolio Datasets

Learn

Guides Glossary Exchanges Strategies Compare Platforms Research

Company

About Methodology Newsroom Changelog Pricing

Developer

Docs API alpha MCP CLI soon Agent soon WebSocket soon

Account

Sign in Sign up Support

Copyright 2026 0xinsider. Prediction market analytics for Polymarket & Kalshi.

All metrics are historical and do not guarantee future performance. 0xinsider is a data and analytics platform, not a trading signal service or financial advisor.

Nothing on this site constitutes investment advice. Trade at your own risk. We will never ask for your passwords or private keys.

Terms of Service Privacy Policy Fair Use Methodology System Status RSS Feed llms.txt llms-full.txt agents.md OpenAPI sitemap.xml

← Whale alerts

BUY $3,493.22at 22.2¢ · Apr 15, 15:06

S&P 500 (SPX) Up or Down on April 15?

BUYPolymarketDownContrarianSignal 41Stocks

Market

Polymarket

S&P 500 (SPX) Up or Down on April 15?

BUYDownStocks

Trader

68% win rate across 3293 markets

68% WR+$346,164.643293 markets

Links

View on Polymarket Transaction321e9b4d...Trader profile

View all in terminal

Recent Large Trades

Insider members get real-time large trade alerts

Upgrade to Insider

BUY $3,493.22 — S&P 500 (SPX) Up or Down on Ap… | 0xinsider