Langfuse API
/api/public/dataset-run-items endpoint removal
Stops workingSubscribe to Langfuse APIShare
On November 16, 2026, the /api/public/dataset-run-items endpoint will stop working on Langfuse Cloud. Any calls sent to this endpoint after that date will fail.
Calls it hits
/api/public/dataset-run-items
What to use instead of these calls
Read data using GET /api/public/experiment-items instead. To create experiment data, use the SDK's experiment runner or send POST /api/public/otel/v1/traces with experiment attributes.
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/dataset-run-items 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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GET /api/public/scores*Endpoint removal Stops workingin 10 days -
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GET /api/public/traces*Endpoint removal Stops workingin 10 days -
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POST /api/public/eventsEndpoint removal Stops workingin 10 days
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.