> ## Documentation Index
> Fetch the complete documentation index at: https://docs.allium.so/llms.txt
> Use this file to discover all available pages before exploring further.

# Overview

> Prediction market data from Polymarket US.

Polymarket US is a US-regulated prediction market exchange offering binary contracts on sports, politics, and culture events.
Published tables include markets, trades, open interest, and orderbook snapshots under `common.predictions`.

## Data Schemas

| Schema                  | Description                                       |
| ----------------------- | ------------------------------------------------- |
| **Markets**             | Market definitions, outcomes, and prices          |
| **Trades**              | Executed trades with size and prices              |
| **Trades Enriched**     | Trades plus market question, category, and status |
| **Open Interest Daily** | End-of-day open interest per market outcome       |

## Available Tables

| Table                                                  | Description                |
| ------------------------------------------------------ | -------------------------- |
| `common.predictions.polymarket_us_markets`             | Market metadata            |
| `common.predictions.polymarket_us_trades`              | Executed trades            |
| `common.predictions.polymarket_us_trades_enriched`     | Trades with market columns |
| `common.predictions.polymarket_us_open_interest_daily` | Daily open interest        |