# NousResearch/hermes-agent · Fail fast on custom provider auth errors

## Open now

- Nothing open on GitHub.

These members address a bug where probing a custom provider's /models endpoint on HTTP 401/403 auth errors would hang until the full timeout instead of failing immediately. The fixes implement short-circuit behavior for authentication failures.

## TL;DR

- 4 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 2 PR(s) closed without merging.
- A fix was merged to main in PR #76952. Verify it addresses your case.
- **Recommended:** read PR #76952 (and any competing PRs below) before filing. Confirm the merged change covers your symptom.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `unresolved`. This is distinct from the fix status above. Weigh it yourself.

## How this cluster was grouped

- Link evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
- Pairwise link density `0.50`: the share of member 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.

## Closed / duplicate issues

- #69905: \[Bug\]: Custom provider /models probe hangs for full timeout on HTTP 401 responses (should fail fast)

## Prior & competing PRs

- **#76952: fix(agent): fail fast on custom-provider /models auth errors (salvage #69983)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `agent/model_metadata.py`, `tests/agent/test_model_metadata.py`
- **#69971: fix(agent): fail fast on slow /models auth errors**. closed without merge
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `#69983`
- **#69983: fix(agent): fail fast on custom-provider /models auth errors (401/403 short-circuit + streamed probe)**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#76952`

## Fix status

- Merged to main in PR #76952 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-08-02`.
- Subsystem: `agent`