NousResearch/hermes-agent

ACP session model validation and error reporting

Cluster 72439 · acp. Data as of 2026-10-29 11:48 UTC

Nothing open on GitHub. Fix merged in #115810 on 19 Sep 2026. Check it covers your case.

open issues

open PRs

items grouped

Known?: Yes. 3 related items grouped here, 1 issue already closed.
Fix event: A fix was merged to main in PR #115810. Check it covers your case. No release data is tracked.
Tracker: The maintainers' tracker marks this resolved, deciding PR #115810. That is separate from the fix event.
Still open: Nothing open on GitHub.

Next step: read #115810, then check it covers your case.

Read #115810 Pick up a Lab task

These items address a bug where invalid model IDs were silently accepted in ACP session/set_model, and introduce fixes to properly reject invalid selections and surface meaningful error causes.

Open issues0

No open issues.

Open PRs0

No open pull requests.

Fixes on record

Merged to main. A stamp counts the issues a fix is linked to.

#115810 fix(acp): rejected session/set_model reports invalid params and a failed rebuild keeps the session and shows its real cause (#72439, #91090, salvage #72579)

merged to main

files: acp_adapter/server.py, acp_adapter/session.py, tests/acp_adapter/test_acp_dashboard_model_switch_validation.py, tests/acp_adapter/test_session.py

1 PR closed without merging

From the close comments: merged via another change 1

#72579 fix(acp): reject invalid session model selections · merged via another change → d45fd1a, #115810, #72439, #91090, #72579

Closed issues · 1

Closed#72439[Bug]: ACP session/set_model accepts any model ID, and the next turn fails as a silent end_turn

How this cluster was grouped

Link evidence (structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.
Pairwise link density 0.67: the share of item 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.

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At a glance

Subsystem: acp
Merged PRs: #115810
Closed issues: 1
Attempts: 1 PR closed without merging
Fix link checked: 19 Sep 2026

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