polygon.predictions.prices_daily table provides daily price snapshots for all prediction market tokens.
Use this table for market outcome price trend analysis, and time-series analysis of market outcomes.
Table Columns
Unique Key:unique_id
| Column Name | Data Type | Description |
|---|---|---|
| project | VARCHAR | Project name (ex. polymarket). |
| protocol | VARCHAR | Protocol name (ex. polymarket). |
| unique_id | VARCHAR | Unique identifier combining day and token_id (format ‘YYYY-MM-DD-token_id’). |
| day | DATE | Date for the price snapshot. |
| condition_id | VARCHAR | Unique condition identifier for the market. |
| token_id | VARCHAR | Token ID for the specific outcome token. |
| price | FLOAT | Token outcome price. |