# NousResearch/hermes-agent · Same-model review fork cache scope inheritance fixes

## Open now

- Nothing open on GitHub.

Multiple fixes and attempts addressing a bug where same-model background review forks resolve to a different cache scope than their parent gateway. The work focuses on ensuring review forks correctly inherit or match the parent's cache bucket/scope.

## TL;DR

- 6 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 4 PR(s) closed without merging.
- A fix was merged to main in PR #110867. Verify it addresses your case.
- **Recommended:** read PR #110867 (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-110867`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.33`: 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

- #109964: Same-model background review can resolve a different cache scope than its gateway parent

## Prior & competing PRs

- **#110867: fix(agent): same-model background review lands in its parent's cache bucket (#109964, salvage #110009 + #110045)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`; implication `superseded`
  - files: `agent/background_review.py`, `agent/prompt_cache_scope.py`, `run_agent.py`, `tests/agent/test_background_review_cache_parity.py`
- **#110009: fix(agent): same-model review fork inherits the parent's resolved cache scope (#109964)**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `a4b620f17c97`, `6bc0e9e6df1b`, `#110867`, `#110045`
- **#110017: fix(agent): inherit parent cache scope on same-model review forks**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`
- **#110045: fix(agent): complement review cache scope with conversation root and gateway key parity (#109964)**. closed without merge
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`; refs `6bc0e9e6df1b`, `a4b620f17c97`, `#110867`, `#110009`
- **#110048: fix(review): let a same-model fork route on its parent's cache scope**. closed without merge
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`; refs `#110009`, `#110009`, `#110045`, `#110009`, `#110009`, `#110009`

## Fix status

- Merged to main in PR #110867 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-14`.