# Polygon

4 endpoints on Polygon. Every one returns the same response shape and has a flat, published price in credits.

Category: [Finance & markets](https://onekey.dev/docs/categories/finance.md) · [Overview page](https://onekey.dev/platforms/polygon)

## Endpoints

| Endpoint | What it does | Cost | Status |
| --- | --- | --- | --- |
| [`aggregates`](https://onekey.dev/docs/api/polygon/aggregates.md) | Daily OHLCV bars for a ticker between two dates. | 5 credits | beta |
| [`previous_close`](https://onekey.dev/docs/api/polygon/previous_close.md) | Previous trading day OHLCV for a ticker. | 1 credit | beta |
| [`ticker_details`](https://onekey.dev/docs/api/polygon/ticker_details.md) | Reference details for a ticker. | 1 credit | beta |
| [`ticker_search`](https://onekey.dev/docs/api/polygon/ticker_search.md) | Search reference tickers. | 5 credits | beta |

Every endpoint page has a **Field mapping** section showing which source field becomes which [unified field](https://onekey.dev/docs/schema.md) (fixed schema) or platform-specific `ext.` field.