# NousResearch/hermes-agent · Discord auto-thread topic pinning bug fix

## Open now

- Nothing open on GitHub.

A bug where auto-threaded Discord mentions incorrectly read the parent channel's topic instead of the new thread's topic, causing prompt cache misses on the second turn. The members describe the problem report and a corresponding fix.

## 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 #133411. Verify it addresses your case.
- **Recommended:** read PR #133411 (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-133411`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #131118: \[Bug\]: Discord auto-threaded mention pins the parent channel's topic, so the thread's second turn re-renders the session prompt

## Prior & competing PRs

- **#133411: fix(discord): an auto-threaded mention reads the new thread's topic**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `plugins/platforms/discord/adapter.py`, `tests/gateway/test_discord_auto_thread_prompt_parity.py`
- **#131120: fix(discord): an auto-threaded mention reads the new thread's topic**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `d9fedccacd120ca1833269ed0608c3c89c4c1015`, `5bba024d8ddd388f56f354c1f789be825e3d8a3c`, `0a374d167424cdc730ce9761368b62255b551e58`, `b993d20b240b34a61cf9c54dbd52d9050680f497`, `5dc1c084e932d6c2aa05713e55765f6c01ebe71c`, `35662387aa1495a169cfdc9fddc69dfcafdc2208`, `f45457a364148ad42b22ae52448528230fb4e690`, `#131120`, `#128788`, `#129317`, `#172554`, `#131118`
- **#132281: fix(discord): pin auto-thread topic from the thread itself so turn 2 keeps the prompt cache (fixes #131118)**. closed without merge
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`; refs `d4b55dd3cd2bf62404e6cb6f2adec3c954f5a02e`, `7533bd2756b9526b52f527f737420a19e57331d7`, `196bdbf4c2f7465a3fb629c9d94ec510f848306a`, `#131120`, `#131243`, `#172554`

## Fix status

- Merged to main in PR #133411 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-10-05`.