# NousResearch/hermes-agent · Gateway session model/metadata NULL value fixes

## Open now

- Nothing open on GitHub.

These items address a problem where gateway sessions have NULL model or metadata values in the database, with fixes focused on backfilling model data after agent runs and enriching NULL session metadata via upsert.

## TL;DR

- 5 member(s): 0 open issue(s), 1 closed issue(s), 0 open PR(s), 1 merged PR(s), 3 PR(s) closed without merging.
- A fix was merged to main in PR #1306. Verify it addresses your case.
- **Recommended:** read PR #1306 (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-1306`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.40`: 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

- #987: Gateway sessions have NULL model in DB

## Prior & competing PRs

- **#988: fix: backfill model on gateway sessions after agent runs**. closed without merge · fix tier `suggested`
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#997`
  - _suggested-tier fix detail withheld; re-request with `?tier=all` to include it._
- **#996: fix: backfill model on gateway sessions after agent runs**. closed without merge · fix tier `suggested`
  - maintainer direction: category `uncategorized`; implication `needs_llm`; refs `#997`
  - _suggested-tier fix detail withheld; re-request with `?tier=all` to include it._
- **#1306: fix: backfill model on gateway sessions after agent runs**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `gateway/run.py`, `gateway/session.py`, `hermes_state.py`, `tests/gateway/test_session.py`, `tests/test_hermes_state.py`
- **#997: fix: backfill model on gateway sessions after agent runs**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#1306`

## Fix status

- Merged to main in PR #1306 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-03-14`. This confirmation is old and may be out of date (a revert/reopen would not have invalidated it here); re-verify.
- Subsystem: `gateway`