# NousResearch/hermes-agent · Copilot ACP empty responses on tool permission denial

## Open now

- 1 issue, 1 PR open on GitHub.
- #17284: copilot-acp: thinking-only empty responses when tool-call permission is denied
- PR #17604: fix(copilot-acp): handle reasoning-only responses when tool permission denied

These issues and PRs address a specific behavior in copilot-acp where tool-call permission denials result in thinking-only or reasoning-only empty responses. The work focuses on identifying and handling this edge case.

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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #17284: copilot-acp: thinking-only empty responses when tool-call permission is denied

## Prior & competing PRs

- **#17285: fix(copilot-acp): recover from tool-permission-denied thinking-only responses**. closed without merge
  - maintainer direction: category `silent_close`; implication `active`
- **#17604: fix(copilot-acp): handle reasoning-only responses when tool permission denied**. open
  - maintainer direction: category `uncategorized`; implication `needs_llm`
  - files: `agent/copilot_acp_client.py`, `tests/agent/test_copilot_acp_client.py`

## Fix status

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