# NousResearch/hermes-agent · Gemini streaming token usage metadata extraction

## Open now

- Nothing open on GitHub.

These issues and pull requests concern a bug where usageMetadata is not extracted from Gemini streaming chunks, causing token counts to always report as zero. Multiple fix attempts target both the Gemini provider and agent layers.

## 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 #19632. Verify it addresses your case.
- **Recommended:** read PR #19632 (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: `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evidence (`STRUCTURAL_SPANNING`): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 `0.50`: 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

- #15253: Gemini native streaming: usageMetadata not extracted — token counts always 0

## Prior & competing PRs

- **#15493: fix(agent): extract usageMetadata from Gemini streaming events**. closed without merge · fix tier `suggested`
  - maintainer direction: category `uncategorized`; implication `needs_llm`; refs `#15264`, `#15449`, `#15253`
  - _suggested-tier fix detail withheld; re-request with `?tier=all` to include it._
- **#19632: fix(gemini): extract usageMetadata from streaming chunks for token tracking**. merged to main · fix tier `verified`
  - maintainer direction: category `merged`
  - files: `agent/gemini_native_adapter.py`
- **#15264: fix(gemini): extract usageMetadata from streaming chunks for token tracking**. closed without merge
  - maintainer direction: category `merged_via`; implication `superseded`; refs `#19632`

## Fix status

- Merged to main in PR #19632 (cited above). No release data is tracked. Verify downstream.
- Fix last verified (merged) `2026-05-04`.
- Subsystem: `agent`