Langfuse API
/api/public/datasets/{id}/runs* endpoint removal
Stops workingSubscribe to Langfuse APIShare
On November 16, 2026, the Langfuse API will remove /api/public/datasets/{id}/runs*. After this date, calls to this endpoint will fail. Langfuse Cloud continues to serve these endpoints until the shutdown date.
Calls it hits
/api/public/datasets/{id}/runs*
What to use instead of these calls
List experiments with GET /api/public/experiments, then read their items with GET /api/public/experiment-items. To remove a run's trace data, use DELETE /api/public/traces.
In Langfuse API's words
Deprecated: Langfuse Cloud serves these endpoints until November 16, 2026 ( 2026-11-16 ) ; migrate to v4 before this date. GET /datasets/{datasetName}/runs
Facts
- API
- Langfuse API
cloud.langfuse.com - Kind
- Endpoint removal
- Announced
- August 17, 2026
- Takes effect
- November 16, 2026
- Calls after that day
- Fail
- Source
- Announcement
- Last updated
- Verified
- , against Langfuse API's own pages
Questions
When does this change take effect?
Calls to /api/public/datasets/{id}/runs* on Langfuse API stop working on November 16, 2026.
What happens to calls after November 16, 2026?
They fail from that day.
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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Is your code calling this?
Okapi finds the calls this change hits in your repo and opens the pull request with the fix before November 16, 2026.