# NousResearch/hermes-agent · Stale Copilot auth cache entries never evicted

## Open now

- 1 issue, 1 PR open on GitHub.
- #130256: \[Bug\]: copilot_auth \`_jwt_cache\` / \`_exchange_failure_cache\` / \`_exchange_locks\` are keyed by a token fingerprint and only ever popped on a repeat success, so rotated-away tokens are retained forever
- PR #130268: fix(auth): evict stale Copilot credential caches

A bug was identified where internal caches keyed by token fingerprint are never cleaned up when tokens rotate, causing unbounded retention of stale entries. The accompanying items address pruning these stale Copilot credential and token exchange caches.

## TL;DR

- 3 member(s): 1 open issue(s), 0 closed issue(s), 1 open PR(s), 0 merged PR(s), 1 PR(s) closed without merging.
- No fix has been merged to main; one or more PRs were attempted (see below).
- **Recommended:** review the prior/competing PR(s) below. A fix was attempted but not merged; your case may extend or revive that work.

## 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.67`: 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.

## Open related issues

- #130256: \[Bug\]: copilot_auth \`_jwt_cache\` / \`_exchange_failure_cache\` / \`_exchange_locks\` are keyed by a token fingerprint and only ever popped on a repeat success, so rotated-away tokens are retained forever

## Prior & competing PRs

- **#130268: fix(auth): evict stale Copilot credential caches**. open
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`; refs `e26ac6687d29246678638aa99268041b264c11a8`
  - files: `hermes_cli/copilot_auth.py`, `tests/hermes_cli/test_copilot_token_exchange.py`
- **#130276: fix(auth): prune stale Copilot token exchange caches**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#130268`, `#130256`

## Fix status

- No merged fix on record.
- Subsystem: `hermes_cli`