Written Question·Ministry of Justice·UIN 88974

Prisoners' Release: Artificial Intelligence

Tabled: 10 November 2025

Answered: 18 November 2025

Question

Ben Obese-Jecty

To ask the Secretary of State for Justice, what assessment he has made of the potential effectiveness of using Splink to reduce the number of prisoner released in error.

Answer

Jake Richards

Splink, a probabilistic data-linking tool, is being used to deduplicate and connect records across multiple Ministry of Justice datasets. The Core Person Record service, which links data from courts, prisons and probation, leverages Splink to improve data...

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