# NousResearch/hermes-agent · Sessionless model config.set overwrites profile defaults

## Open now

- Nothing open on GitHub.

A bug where sessionless config.set calls for model can overwrite profile defaults, with related fixes to reject or constrain sessionless model switches in the TUI gateway.

## 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 #106574. Verify it addresses your case.
- **Recommended:** read PR #106574 (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-106574`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #106397: \[Bug\]: Sessionless model config.set can overwrite profile defaults

## Prior & competing PRs

- **#106574: fix(tui-gateway): sessionless config.set model no longer rewrites the profile default (#106397, salvage #106405 #106424)**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `tests/test_tui_gateway_server.py`, `tui_gateway/methods_config_set.py`
- **#106405: fix(tui-gateway): reject sessionless config.set model (#106397)**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `76c8866ba5`, `#106574`, `#106424`
- **#106424: fix(tui-gateway): reject sessionless model switches**. closed without merge
  - maintainer direction: category `duplicate_of`; implication `duplicate`; refs `#106405`, `#106397`

## Fix status

- Merged to main in PR #106574 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-09`.