# NousResearch/hermes-agent · OpenRouter budget-limit 403 misclassified as auth error

## Open now

- Nothing open on GitHub.

A bug where OpenRouter's monthly budget-limit 403 response was incorrectly classified as an authentication error, preventing auxiliary fallback from triggering. The members address detection and classification fixes to route these errors to billing handling instead.

## TL;DR

- 5 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 3 PR(s) closed without merging.
- A fix was merged to main in PR #113970. Verify it addresses your case.
- **Recommended:** read PR #113970 (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: `resolved` · deciding PR(s): `pr-113970`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.40`: 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

- #107166: \[Bug\]: OpenRouter org "Budget limit exceeded (monthly limit)" 403 is misclassified as auth, and auxiliary fallback never triggers (keyword-list divergence)

## Prior & competing PRs

- **#113970: fix(aux): OpenRouter budget-limit 403 falls back, quarantine logs name the real reason, vision fallback skips text-only models (#107166, #64144, #108349, salvage #107173 #64146 #108366)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`; implication `superseded`
  - files: `agent/auxiliary_client.py`, `agent/error_classifier.py`, `tests/agent/test_auxiliary_client.py`, `tests/agent/test_auxiliary_error_classification.py`
- **#107173: fix(agent): classify OpenRouter org budget-limit 403 as billing**. closed without merge
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`; refs `a1238adfae4`, `#113970`
- **#107179: fix(auxiliary): recognize OpenRouter budget limits**. closed without merge
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `#107173`, `#107166`
- **#107210: fix(agent): add "budget limit" to billing detection patterns (#107166)**. closed without merge
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `#107173`, `#107166`

## Fix status

- Merged to main in PR #113970 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-17`.