Cairn
NousResearch/hermes-agent

Tool call error messages and single-entry shape clarity

Cluster 114646. Data as of

Nothing open on GitHub. Fix merged in #114775 on 18 Sep 2026. Check it covers your case.

The short answer

0open issues
0open PRs
4items grouped
Known?
Yes. 4 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #114775. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this resolved, deciding PR #114775. That is separate from the fix event.
Still open
Nothing open on GitHub.

These items address a bug where tool_call rejection errors did not restate the valid single-entry shape, along with fixes to improve error messaging and parsing behavior for tool call inputs.

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.

  • #114775 fix(tools): tool_call parses a JSON-string calls envelope and its rejections restate the valid single-entry shape (#114484, #114646, salvage #114486)

    merged to main

    files: contributors/emails/[redacted:email], tests/tools/test_connector_bridge_wiring.py, tests/tools/test_connector_local_batches.py, tests/tools/test_tool_search.py, tests/tools/test_tool_search_multiquery.py, tools/connectors/dispatch.py, tools/tool_search.py, tools/tool_search_validation.py, website/docs/user-guide/features/tool-search.md

2 PRs closed without merging

From the close comments: done elsewhere 1 · superseded by another PR 1

  • #114650 fix(tools): restate tool_call single-entry shape · superseded by another PR → 91279b0, #114775, #114484, #114646, #114486
  • #115157 fix(tools): show valid single-call retry shape · done elsewhere → 13fc2e1
Closed issues · 1
  • Closed#114646[Bug]: tool_call rejects multi-entry batches but the error does not restate the valid single-entry shape
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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 0.50: 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.

Pick up a Lab task

Check whether a fix covers the open issues here, with your own agent. Bring back evidence for maintainers.

Open the Lab

At a glance

Merged PRs
#114775
Closed issues
1
Attempts
2 PRs closed without merging
Fix link checked
18 Sep 2026

For your agent

The same facts, typed.

cluster/114646.json
cluster/114646.md