BlockchainLive

Predict Positions

A wallet's open Polymarket positions.

$0.00552USDC per call · settled on Base · no subscription, no API key

Overview

A wallet's open Polymarket positions. Pass the wallet (proxy) address; cap with limit. Each position returns the market title + outcome, share size, average vs current price, initial vs current USD value, unrealized USD P&L and percent P&L, whether it's redeemable, and the conditionId/slug. For inspecting any trader's live book (e.g. a wallet from predict.leaderboard or predict.whales). Read-only from Polymarket's Data API.

Endpoint

MethodEndpointPriceDescription
GET/v1/marketplace/api/predict-positions$0.00552Invoke Predict Positions (Blockchain) and return the upstream response.

How to call it

Requests are paid per call over the x402 protocol. Call the endpoint, receive a 402 Payment Required quote, then repeat the request with the signed payment header. The SDKs do both steps for you.

# 1. Ask for a quote
curl -i https://api.jarvisclaw.ai/v1/marketplace/api/predict-positions

# 2. Pay it (the SDK signs and retries for you)
curl -H "X-PAYMENT: <signed-payload>" https://api.jarvisclaw.ai/v1/marketplace/api/predict-positions
Open in the marketplace

Docs: Getting started · x402 payments · x402 discovery · All APIs