Fix infinite 401 loop in agent auth fallback
Cluster 110831 · agent. Data as of
1 open item. Fix merged in #111451 on 15 Sep 2026. Check it covers your case.
The short answer
- Known?
- Yes. 4 related items grouped here, 1 issue already closed.
- Fix event
- A fix was merged to main in PR #111451. Check it covers your case. No release data is tracked.
- Tracker
- The maintainers' tracker marks this
resolved, deciding PR #111451. That is separate from the fix event. - Still open
- 0 issues and 1 PR.
These items address a bug where the agent falls back to a paid model destination without valid credentials, causing repeated 401 errors. The fixes enforce credential checks before allowing fallback routing.
Open issues0
Open PRs1
- PR#110841fix(agent): skip fallback destinations that cannot authenticate
Fixes on record
-
#111451 fix(agent): free-tier OpenCode model under the paid opencode profile no longer loops on 401 — keyless placeholder never sent as a bearer (#110831)
files:
agent/agent_runtime_helpers.py,agent/auxiliary_client.py,tests/agent/test_opencode_free_client_headers.py
1 PR closed without merging
From the close comments: done elsewhere 1
-
#110951 fix(agent): require usable credentials before fallback · done elsewhere →
#111451
Closed issues · 1
- Closed#110831Silent fallback from opencode-free to paid opencode when free model is unavailable → infinite 401 loop
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structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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
0.50: the share of item pairs that carry a link, counting a structural link in full and a relevance-only link at 0.36.1.00means every pair is linked.
Pick up a Lab task
Check whether a fix covers the open issues here, with your own agent. Bring back evidence for maintainers.
Open the LabAt a glance
- Subsystem
- agent
- Merged PRs
- #111451
- Closed issues
- 1
- Attempts
- 1 PR closed without merging
- Fix link checked
- 15 Sep 2026