Langfuse API · Endpoint removal
GET /api/public/sessions stops working
Stops working (in 24 days)
On November 16, 2026, calls to GET /api/public/sessions* will stop working. Langfuse Cloud serves this endpoint until that date, after which requests to it will fail.
What to use instead of these calls
Call GET /api/public/v2/observations with a filter on the sessionId column and group the rows by sessionId instead.
Calls it hits
GET /api/public/sessions*
Deprecated: GET /sessions , GET /sessions/{sessionId} . Langfuse Cloud serves this endpoint until November 16, 2026
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
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