Real ClickHouse capacity in Langfuse v4: 2,782 bytes per observation, and why almost half of that is not dataSep 15, 2026
deepagents on a cluster of your own: the SDK is free, the server is not, and what you have to build in betweenSep 15, 2026
Making the model prefer our tools: the priority that exists in no layer, the two primitives that do, and the `_meta` that crosses the gatewaySep 15, 2026
Langfuse v4, day 2 (5 of 10): the worker's thirty-nine queues, and the three that decide whether you lose dataSep 14, 2026
Langfuse v4, day 2 (4 of 10): migrating from 3 to 4 with no window, and where the point of no return sitsSep 14, 2026