NousResearch/hermes-agent

XML tool calling loop with nested data params

Cluster 8912. Data as of

Nothing open on GitHub. Fix merged in #8982 on 13 Apr 2026. Check it covers your case.

The short answer

0open issues
0open PRs
3items grouped
Known?
Yes. 3 related items grouped here, 1 issue already closed.
Fix event
A fix was merged to main in PR #8982. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this resolved, deciding PR #8982. That is separate from the fix event.
Still open
Nothing open on GitHub.

A bug causes an agent to loop when XML tool calling encounters nested JSON objects or empty data payloads, resulting in 400 Bad Request errors. Two fixes address this by resolving the XML tool calling loop for nested data parameters.

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.

  • #8982 fix(homeassistant): resolve XML tool calling loop for nested data params

    merged to main

    files: tests/tools/test_homeassistant_tool.py, tools/homeassistant_tool.py

1 PR closed without merging

From the close comments: merged via another change 1

  • #8918 fix(homeassistant): #8912 resolve XML tool calling loop by casting ne… · merged via another change → #8982
Closed issues · 1
  • Closed#8912[Bug]: Agent loops on 400 Bad Request due to empty data={} payload (XML tool calling issue with nested JSON objects)
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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

Merged PRs
#8982
Closed issues
1
Attempts
1 PR closed without merging
Fix link checked
13 Apr 2026. This confirmation is old and may be out of date (a revert or reopen would not have invalidated it here); re-verify.

For your agent

The same facts, typed.