# NousResearch/hermes-agent · Image-only models incorrectly appearing in chat selection

## Open now

- Nothing open on GitHub.

Image generation models were being included in chat model catalogs, causing silent HTTP 400 errors and fallback behavior when selected. The fixes exclude image-only models from chat model listings.

## TL;DR

- 3 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 1 PR(s) closed without merging.
- A fix was merged to main in PR #121442. Verify it addresses your case.
- **Recommended:** read PR #121442 (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-121442`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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.

## Closed / duplicate issues

- #108557: Image-gen model selectable as session chat model: silent HTTP 400 + fallback every turn, primary never pinned

## Prior & competing PRs

- **#121442: fix(models): keep generation models out of chat**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `agent/agent_runtime_helpers.py`, `apps/desktop/src/app/session/hooks/use-message-stream/gateway-event/fallback-switch.test.ts`, `apps/desktop/src/app/session/hooks/use-message-stream/gateway-event/status.ts`, `hermes_cli/chat_catalog.py`, `hermes_cli/model_switch.py`, `hermes_cli/model_switch_providers.py`, `hermes_cli/models.py`, `providers/base.py`, `tests/agent/test_non_chat_primary_restore.py`, `tests/hermes_cli/test_chat_catalog_excludes_generation_models.py`
- **#108571: fix(providers): exclude image-only models from chat catalogs**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#121442`

## Fix status

- Merged to main in PR #121442 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-09-25`.