# NousResearch/hermes-agent · ACP provider switch stale state and routing fixes

## Open now

- 1 issue, 1 PR open on GitHub.
- #63222: \[Bug\]: ACP model switch can preserve stale provider base_url and route requests to the wrong endpoint
- PR #63242: fix(acp): clear stale runtime on provider switch

These issues and PRs address bugs where switching models or providers in ACP could preserve stale base URLs, routes, or runtime state, causing requests to be sent to incorrect endpoints. Several fixes target clearing or resetting provider-specific state on model switches, including routing reasoning models correctly.

## TL;DR

- 4 member(s): 1 open issue(s), 0 closed issue(s), 1 open PR(s), 0 merged PR(s), 2 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.50`: 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.

## Open related issues

- #63222: \[Bug\]: ACP model switch can preserve stale provider base_url and route requests to the wrong endpoint

## Prior & competing PRs

- **#63244: fix(acp): reset stale route on provider switch**. closed without merge · fix tier `suggested`
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#63242`
  - _suggested-tier fix detail withheld; re-request with `?tier=all` to include it._
- **#63242: fix(acp): clear stale runtime on provider switch**. open
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `#63242`, `#63244`, `#63222`
  - files: `acp_adapter/server.py`, `tests/acp/test_server.py`
- **#69977: fix(acp): discard stale route when provider is unknown**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#63242`

## Fix status

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