# NousResearch/hermes-agent · Session /model override disrupts default fallback chain

## Open now

- 1 issue, 1 PR open on GitHub.
- #93988: \[Bug\]: session \`/model\` override evicts \`model.default\` from the fallback chain — recovery skips the healthy configured default
- PR #94022: fix(agent): keep configured default in session recovery order

These items address a bug where using the /model override in a session removes model.default from the fallback recovery order, and apply fixes to restore it at the head of that chain.

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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #93988: \[Bug\]: session \`/model\` override evicts \`model.default\` from the fallback chain — recovery skips the healthy configured default

## Prior & competing PRs

- **#94022: fix(agent): keep configured default in session recovery order**. open
  - maintainer direction: category `uncategorized`; implication `needs_llm`
  - files: `agent/agent_init.py`, `agent/agent_runtime_helpers.py`, `gateway/platforms/api_server.py`, `gateway/run.py`, `hermes_cli/fallback_config.py`, `tests/gateway/test_api_server.py`, `tests/gateway/test_fallback_chain_reload.py`, `tests/gateway/test_session_model_override_credential_pool.py`, `tests/gateway/test_turn_context.py`, `tests/hermes_cli/test_fallback_config.py`, `tests/run_agent/test_switch_model_fallback_prune.py`
- **#126487: fix(agent): seat model.default at fallback chain head on /model override**. closed without merge
  - maintainer direction: category `silent_close`; implication `active`

## Fix status

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