Claim Winnings

Once a market is resolved, each winning share can be claimed for $1. If a market is canceled, all options are resolved evenly. For example, in a market with 2 options, each share can be claimed for $0.50. All winnings are automatically credited to your PredictBase account balance.

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Endpoint

POST /claim-winnings-for-user

Full URL

https://api.predictbase.app/claim-winnings-for-user

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Authentication

This endpoint requires authentication. You must include your API key in the request headers:

x-api-key: YOUR_API_KEY

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Request Body

{
  "marketId": 12001,
  "user" : "0xd...",
  "option" : 0  
}

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Field Notes

• marketId The ID of the market you want to mint shares for.

• user The user’s wallet address.

• option The option index. You can retrieve the option index from our Read Markets APIs.

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Response (Success)

{
  "success": true,
  "txHash": "0x...",
  "receipt": {
    "...": "EVM transaction receipt fields"
  }
}

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⚠️ Failure Cases

• Missing or invalid x-api-key

• API key not authorized for the user

• On-chain transaction failure