# Polymarket Get closed positions for a user API

> Get closed positions for a user from Polymarket. Returns the official Polymarket API response unchanged.

Source: https://www.sandbase.ai/model/polymarket/closed-positions
API reference: https://www.sandbase.ai/model/polymarket/closed-positions/docs

## Facts

- Provider: Polymarket
- Type: Data API
- Endpoint: `POST https://api.sandbase.ai/v1/api/polymarket/closed-positions`
- Price: $0.02 per call
- Capabilities: api, polymarket, prediction markets
- Billing: pay per use from one SandBase balance; no provider account or subscription needed

## Call it

`POST https://api.sandbase.ai/v1/api/polymarket/closed-positions` with `Authorization: Bearer $SANDBASE_API_KEY` and the parameters as a JSON body.

| Parameter | Type | Required | Allowed values |
| --- | --- | --- | --- |
| `user` | string | yes |  |
| `eventId` | array | no |  |
| `limit` | integer | no |  |
| `market` | array | no |  |
| `offset` | integer | no |  |
| `sortBy` | string | no | REALIZEDPNL, TITLE, PRICE, AVGPRICE, TIMESTAMP |
| `sortDirection` | string | no | ASC, DESC |
| `title` | string | no |  |

## FAQ

### How do I use the Polymarket Get closed positions for a user API?

Send a POST request to https://api.sandbase.ai/v1/api/polymarket/closed-positions with your SandBase API key in the Authorization header (Bearer) and the parameters as a JSON body. You can also try it in the Playground on this page without writing code.

### How much does the Polymarket Get closed positions for a user API cost?

$0.02 per call, billed from your SandBase balance. You are only charged for calls you make; there is no subscription.

### What parameters does the Polymarket Get closed positions for a user API accept?

Required: user (string). Optional: eventId (array), limit (integer), market (array), offset (integer), sortBy (one of REALIZEDPNL, TITLE, PRICE, AVGPRICE, TIMESTAMP) and sortDirection (one of ASC, DESC) and 1 more. The Parameters table and the Playground on this page list every field.

### What does the Polymarket Get closed positions for a user API return?

A JSON response returned in the same HTTP request (synchronous).

### Do I need a Polymarket developer account or API key?

No. Polymarket Get closed positions for a user runs through SandBase, so one SandBase API key covers this endpoint and every other API and model in the catalog. You do not need to apply for Polymarket API access separately.

## README

### Polymarket Get closed positions for a user API

Get closed positions for a user from Polymarket. Returns the official Polymarket API response unchanged.

The response is the official Polymarket API response, unchanged.

#### Request

```bash
curl -X POST "https://api.sandbase.ai/v1/run" \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model": "polymarket/closed-positions", "user": "0x56687bf447db6ffa42ffe2204a05edaa20f55839"}'
```

#### Parameters

| Name | Type | Required | Description |
|---|---|---|---|
| `eventId` | array | No | The event id of the event in question. Supports multiple csv separated values. Returns positions for all markets for those event ids. Cannot be used with the ma |
| `limit` | integer | No | The max number of positions to return |
| `market` | array | No | The conditionId of the market in question. Supports multiple csv separated values. Cannot be used with the eventId param. |
| `offset` | integer | No | The starting index for pagination |
| `sortBy` | string | No | The sort criteria |
| `sortDirection` | string | No | The sort direction |
| `title` | string | No | Filter by market title |
| `user` | string | Yes | The address of the user in question |

#### Pricing

Flat price per call. Failed calls are not charged.