# BlockRun.AI Polymarket Wallet Positions

> BlockRun.AI Polymarket Wallet Positions is a paid API for AI agents from blockrun.ai, paid per call via x402, $0.0075/call, status down (last checked 2026-09-15).

Retrieves current Polymarket prediction market positions held by a given wallet address.

## Facts

- Endpoint: GET https://blockrun.ai/api/v1/surf/prediction-market/polymarket/positions
- Price: $0.0075/call
- Payment: x402
- Status: down
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/blockrun-ai-160dd3e2
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_ZTG9MQLircXvD95V9XjML

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability blockrun-ai-160dd3e2
```

Example prompt: What Polymarket positions does wallet 0x1234abcd...5678 currently hold — show me all their open prediction market bets and any historical positions.

## When to prefer this

Use this endpoint when you need to look up prediction market positions on Polymarket for a specific wallet address, including both current open positions and historical activity. Prefer this over general DeFi position endpoints when the specific focus is Polymarket prediction markets.

## Known failure modes

- Invalid or malformed wallet address returns an error
- Wallet address with no Polymarket activity returns empty positions
- Missing required 'address' query parameter returns a 400-level error
- Polymarket API upstream unavailability causes failure
- Non-Ethereum address format rejected

## How this service works

Pay for the outcome. One endpoint for every model, tool and data source an agent needs — each call priced before it runs, at the best value per dollar. 103 models and 100 data and tool APIs.

## Output

Returns the Polymarket wallet's current and historical position data including market metadata, share quantities, position sizes, and related market information for all prediction markets the wallet has participated in.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "address": {
   "type": "string",
   "description": "Required query param"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/blockrun-ai-160dd3e2/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from blockrun.ai](https://www.zero.xyz/host/blockrun.ai/llms.txt)