Endpoint

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Calculate probability with void selections

post

Calculates probability and odds for a CustomBet and returns the original calculation together with all possible void combinations.

Authorizations

x-access-tokenstringRequired

Header parameters

Content-TypestringRequired

The content type of the request body.

Body

objectOptional

Responses

200

successful operation

application/xml

400

Bad request

application/json

401

Unauthorized

application/json

403

Access denied

application/json

500

Internal server error

application/json

post/custombet/calculate-void

POST /v1/custombet/calculate-void HTTP/1.1
Host: global.api.betradar.com
x-access-token: YOUR_API_KEY
Content-Type: application/xml
Accept: */*
Content-Length: 2

"<?xml version=1.0?>
"

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<calculate_void_response xmlns="http://schemas.sportradar.com/custombet/v1/endpoints" generated_at="2026-07-06T16:06:13+00:00">
  <calculation odds="3.7649080297919917" probability="0.1899604312585249" harmonization="true"/>
  <precomputed_void_combinations>
    <combination>
      <calculation odds="3.7649080297919917" probability="0.1899604312585249" harmonization="true"/>
      <voided_selection none="true"/>
    </combination>
    <combination>
      <calculation odds="3.626531675500298" probability="0.21357158650914215" harmonization="true"/>
      <voided_selection>
        <selection id="sr:match:68096046" market_id="770" outcome_id="pre:playerprops:68096046:2246603:2" specifiers="variant=pre:playerprops:68096046:2246603"/>
      </voided_selection>
    </combination>
    <combination>
      <calculation odds="2.8298633162342006" probability="0.28421957904827594" harmonization="true"/>
      <voided_selection>
        <selection id="sr:match:68096046" market_id="772" outcome_id="pre:playerprops:68096046:1153254:3" specifiers="variant=pre:playerprops:68096046:1153254"/>
      </voided_selection>
    </combination>
    <combination>
      <calculation odds="1.3841323200391644" probability="0.5931797311942906" harmonization="true"/>
      <voided_selection>
        <selection id="sr:match:68096046" market_id="1" outcome_id="1"/>
      </voided_selection>
    </combination>
  </precomputed_void_combinations>
</calculate_void_response>