Dandelaion

DSIT · production

GOV.UK site search

"GOV.UK site search is the search engine for GOV.UK. It enables users to search for information and services on GOV.UK by entering a search query to view results that are relevant to their query. "

Publicly known

  • Owner: DSIT
  • Vendor: Google UK Limited manage Google Vertex AI search that powers GOV.UK site search

Undisclosed

  • Model architecture
  • Model performance benchmarks
  • Training data provenance

Who is actually being paid

Google UK Limited manage Google Vertex AI search that powers GOV.UK site search

03977902

Role

Google UK Limited manage Google Vertex AI search that powers GOV.UK site search. This means that they are responsible for the maintenance, performance and optimisation of the tool.

Procurement procedure

The contract was awarded following a procurement process that went through the Crown Commercial Service’s Big data & analytics framework (Lot 2). Following the invitation to tender a call off contract was awarded to Google UK limited in November 2023.

Data access terms

That data is processed in accordance with GDPR. That the data shared with Google for the purposes of retrieving and ranking search results shall be used for no other purposes.

Verified at Companies House · checked 4 November 2026

Registered as GOOGLE UK LIMITED · Active · incorporated 2000

View on the register

Source: ATRS record · last updated Mon Feb 10 2025