NousResearch/hermes-agent

Gemini streaming token usage metadata extraction

Cluster 15253 · agent. Data as of

Nothing open on GitHub. Fix merged in #19632 on 4 May 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 #19632. Check it covers your case. No release data is tracked.
Tracker
The maintainers' tracker marks this unresolved. That is separate from the fix event.
Still open
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.

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.

  • #19632 fix(gemini): extract usageMetadata from streaming chunks for token tracking

    merged to main

    files: agent/gemini_native_adapter.py

2 PRs closed without merging

From the close comments: merged via another change 1 · other 1

  • #15264 fix(gemini): extract usageMetadata from streaming chunks for token tracking · merged via another change → #19632
  • #15493 fix(agent): extract usageMetadata from Gemini streaming events · other → #15264, #15449, #15253
Closed issues · 1
  • Closed#15253Gemini native streaming: usageMetadata not extracted — token counts always 0
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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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.

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At a glance

Subsystem
agent
Merged PRs
#19632
Closed issues
1
Attempts
2 PRs closed without merging
Fix link checked
4 May 2026

For your agent

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