NousResearch/hermes-agent

Gemini thinking tokens exhaust title generation budget

Cluster 91927 · agent. Data as of 2026-10-25 11:21 UTC

Nothing open on GitHub. Fix merged in #106422 on 13 Sep 2026. Check it covers your case.

open issues

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Known?: Yes. 4 related items grouped here, 1 issue already closed.
Fix event: A fix was merged to main in PR #106422. 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.

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A bug where Gemini models' default thinking token usage consumes the entire max_tokens budget, causing session title generation to fail. The associated fixes disable thinking tokens for auxiliary title generation calls to prevent this starvation.

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.

#106422 Gemini session titles no longer break into ```json artifacts (#91927, salvage #91933 + #92406)

merged to main

files: agent/title_generator.py, agent/transports/chat_completions.py, tests/agent/test_gemini_thinking_config.py, tests/agent/test_title_generator.py

2 PRs closed without merging

From the close comments: merged via another change 1 · superseded by another PR 1

#91957 fix(gemini): disable thinking tokens by default for auxiliary title generation · superseded by another PR → 6dd091a, #106422
#92406 fix(title): disable Gemini thinking tokens to prevent max_tokens starvation · merged via another change → #106422, #91933

Closed issues · 1

Closed#91927[Bug]: Session title generation fails with Gemini models due to default thinking tokens consuming max_tokens budget

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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(structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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: #106422
Closed issues: 1
Attempts: 2 PRs closed without merging
Fix link checked: 13 Sep 2026

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