OS Data Hub APIs
OS Match & Cleanse API removal
Stopped workingSubscribe to OS Data Hub APIsShare
Calls to /search/match/v1/* on OS Data Hub APIs stopped working on March 31, 2026.
Calls it hits
/search/match/v1/*
What to use instead of these calls
Switch to the OS Places API find endpoint. The OS Places API matches single addresses only, so bulk matching requires an OS Partner solution.
OS Places API matches single addresses only; bulk matching means an OS Partner solution.
In OS Data Hub APIs's words
The OS Match & Cleanse API was officially withdrawn on 31 March 2026.
Facts
- API
- OS Data Hub APIs
api.os.uk - Kind
- Removal
- Takes effect
- March 31, 2026
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
- Verified
- , against OS Data Hub APIs's own pages
Questions
When does this change take effect?
Calls to /search/match/v1/* on OS Data Hub APIs stopped working on March 31, 2026.
What happens to calls after March 31, 2026?
They have failed since March 31, 2026.
How do I find the calls this hits in my code?
Okapi reads your repository, finds the calls this change hits and opens a pull request with the fix. It never commits to your branches: every change comes as a pull request you review.
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You fixed this one by hand.
Okapi opens the pull request with the fix before the next breaking change reaches your code.