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NousResearch/hermes-agent

Langfuse trace ID uniqueness across turns and modes

Cluster 29776 · acp. Data as of

Nothing open on GitHub. Fix attempted, not merged.

The short answer

0open issues
0open PRs
6items grouped
Known?
Yes. 6 related items grouped here, 2 issues already closed.
Fix event
No fix has been merged to main. 4 PRs closed without merging; see the attempts below.
Tracker
The maintainers' tracker marks this unresolved. That is separate from the fix event.
Still open
Nothing open on GitHub.

Multiple bugs and fixes addressing Langfuse plugin behavior where distinct turns, sessions, or requests share the same trace ID, causing traces to collapse. Covers CLI, Gateway, and ACP modes.

Open issues0

No open issues.

Open PRs0

No open pull requests.

4 PRs closed without merging

From the close comments: closed without comment 1 · done elsewhere 1 · partial fix 1 · superseded by another PR 1

  • #29784 fix(langfuse): differentiate ACP-mode trace keys by thread ID · closed without comment
  • #34316 fix(langfuse): generate distinct trace_id per turn in CLI and Gateway modes · done elsewhere
  • #72562 Fix Langfuse trace finalization for gateway turns · partial fix → e82af71, #29784, #34316, #72562, #29776, #32005, #374151
  • #110582 fix(langfuse): scope trace IDs by turn · superseded by another PR → c2a9596, #74
Closed issues · 2
  • Closed#29776[Bug]: Langfuse traces collapse into single trace when task_id == session_id (ACP mode)
  • Closed#32005bug: Langfuse plugin reuses same trace ID for all turns in a session
How this cluster was grouped
  • Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
  • Pairwise link density 0.42: the share of item pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36. 1.00 means every pair is linked.

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At a glance

Subsystem
acp
Closed issues
2
Attempts
4 PRs closed without merging

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The same facts, typed.

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