# NousResearch/hermes-agent · Desktop session preview artifact chip isolation fixes

## Open now

- Nothing open on GitHub.

These issues and fixes address a bug where preview artifact chips in the desktop multi-session view were leaking across sessions, along with related fixes for dismissed previews and manual tool previews in the composer status stack.

## 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 #117288. Verify it addresses your case.
- **Recommended:** read PR #117288 (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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #66411: \[Bug\]: Desktop multi-session — preview artifact chips from one session appear in another session's composer status stack

## Prior & competing PRs

- **#117288: fix(desktop): dismissed preview chips stay dismissed across navigation and reload (#92341, salvage #116953 + #115160)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `apps/desktop/src/app/chat/composer/status-stack/index.tsx`, `apps/desktop/src/app/session/hooks/use-message-stream/gateway-event/tools-preview.test.ts`, `apps/desktop/src/app/session/hooks/use-message-stream/gateway-event/tools.ts`, `apps/desktop/src/components/assistant-ui/tool/fallback-model/index.ts`, `apps/desktop/src/components/assistant-ui/tool/fallback-model/targets.ts`, `apps/desktop/src/components/assistant-ui/tool/fallback-preview-scope.test.tsx`, `apps/desktop/src/components/assistant-ui/tool/fallback.tsx`, `apps/desktop/src/lib/preview-targets.ts`, `apps/desktop/src/store/preview-status-edge-cases.test.ts`, `apps/desktop/src/store/preview-status-lifecycle.test.ts`, `apps/desktop/src/store/preview-status.test.ts`, `apps/desktop/src/store/preview-status.ts`, `apps/desktop/src/store/session-states.ts`, `apps/shared/src/gateway-events.ts`, `apps/shared/src/json-rpc-gateway.ts`, `contributors/emails/112681813+PuvaanRaaj@users.noreply.github.com`, `website/docs/user-guide/desktop.md`
- **#66578: fix(desktop): isolate preview artifact chips per session view**. closed without merge
  - maintainer direction: category `stale_abandoned`; implication `active`; refs `#66546`, `#66524`, `#66523`
- **#68683: fix(desktop): keep dismissed generated previews hidden**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `c1488ac947c9bc33fd65ec464548dc9d8edd6122`, `#117288`, `#66411`, `#51687`

## Fix status

- Merged to main in PR #117288 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-20`.
- Subsystem: `apps/desktop`