# NousResearch/hermes-agent · Fix dict model_dump crash in streaming tool calls

## Open now

- 0 issues, 1 PR open on GitHub.
- PR #88736: test(agent): regression test for dict extra_content in streaming tool-call accumulator

These items address a bug where plain dict objects in extra_content or provider metadata cause a model_dump attribute error during streaming tool-call accumulation. Fixes add guards to tolerate dicts, and a regression test covers the scenario.

## TL;DR

- 5 member(s): 0 open issue(s), 1 closed issue(s), 1 open PR(s), 0 merged PR(s), 3 PR(s) closed without merging.
- No fix has been merged to main; one or more PRs were attempted (see below).
- **Recommended:** review the prior/competing PR(s) below. A fix was attempted but not merged; your case may extend or revive that work.

## Maintainer resolution verdict

- Internal-tracker verdict over this cluster's issue members: `unresolved`. 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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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

- #19968: Bug: 'dict' object has no attribute 'model_dump' crashes MiniMax streaming tool calls

## Prior & competing PRs

- **#19971: fix(agent): guard extra_content against plain dict to prevent model_dump crash**. closed without merge · fix tier `suggested`
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`; refs `0430e71ec971d673a6d2a32fd54c1847683a16d2`, `#19968`
  - _suggested-tier fix detail withheld; re-request with `?tier=all` to include it._
- **#19993: fix(agent): tolerate broken provider model dumps**. closed without merge · fix tier `suggested`
  - maintainer direction: category `uncategorized`; implication `needs_llm`; refs `#19968`, `#19971`
  - _suggested-tier fix detail withheld; re-request with `?tier=all` to include it._
- **#37325: fix(agent): tolerate broken model_dump on provider metadata**. closed without merge
  - maintainer direction: category `superseded_by_pr`; implication `superseded`; refs `#19971`
- **#88736: test(agent): regression test for dict extra_content in streaming tool-call accumulator**. open
  - maintainer direction: category `implemented_elsewhere`; implication `superseded`
  - files: `agent/chat_completion_helpers_tool_calls.py`, `tests/agent/test_streaming.py`

## Fix status

- No merged fix on record.
- Subsystem: `agent`