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anySignal() leaks an abort listener on the caller's AbortSignal for every request (never removed on success)

bugSomething isn't workingSomething isn't working

sdk-js

Status: Open.

#858 In langfuse/langfuse-js;

· moko-poi opened on Jul 5, 2026

getPropagatedAttributesFromContext: guard when propagation.getBaggage returns non-Baggage (Elysia OTel plugin)

bugSomething isn't workingSomething isn't working

integration-otel

sdk-js

Status: Open.

#853 In langfuse/langfuse-js;

· thanawatk-cloud opened on Jul 1, 2026

@langfuse/langchain CallbackHandler doesn't forward provider-reported cost (e.g. OpenRouter usage.cost) to costDetails

billing

bugSomething isn't workingSomething isn't working

integration-langchain

sdk-js

Status: Open.

#828 In langfuse/langfuse-js;

· guillaume86 opened on Jun 12, 2026

CJS type mismatch when using @langfuse/langchain with TypeScript nodenext module resolution

Status: Open.

#748 In langfuse/langfuse-js;

· RingoDev opened on Mar 13, 2026

CallbackHandler not sending traces in LangGraph

Status: Open.

#686 In langfuse/langfuse-js;

· jigarzon opened on Nov 2, 2025

All Langfuse Issues are in langfuse/langfuse

Status: Open.

#30 In langfuse/langfuse-js;

· marcklingen opened on Sep 15, 2023