NousResearch/hermes-agent

Fix auxiliary client 401 auth refresh bug

Cluster 58892 · agent. Data as of 2026-10-28 11:56 UTC

Nothing open on GitHub. Fix merged in #101500 on 2 Sep 2026. Check it covers your case.

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Known?: Yes. 3 related items grouped here, 1 issue already closed.
Fix event: A fix was merged to main in PR #101500. Check it covers your case. No release data is tracked.
Tracker: The maintainers' tracker marks this unresolved. That is separate from the fix event.
Still open: Nothing open on GitHub.

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These items address a bug where the auxiliary client fails to recover after receiving a 401 error, because a fresh client is cached under a different key than the one used for lookup. The fix ensures expired credentials are evicted and refreshed under the correct cache key.

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Fixes on record

Merged to main. A stamp counts the issues a fix is linked to.

#101500 fix(aux-client): auxiliary Nous calls stop 401ing on every call — 401 refresh replaces the client under its lookup key (salvage #58894, #35752)

merged to main

files: agent/auxiliary_client.py, agent/conversation_loop.py, contributors/emails/[redacted:email], tests/agent/test_auxiliary_client_nous_401_cache_key.py

1 PR closed without merging

From the close comments: done elsewhere 1

#58894 fix(aux-client): evict expired auxiliary client on 401 by refreshing under the lookup cache key · done elsewhere → e1d773a, #101500

Closed issues · 1

Closed#58892Auxiliary client never self-heals after a 401 on the default Nous config (fresh client stored under a different cache key than the lookup)

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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 0.67: 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: agent
Merged PRs: #101500
Closed issues: 1
Attempts: 1 PR closed without merging
Fix link checked: 2 Sep 2026

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