Handling empty OpenAI-wire streams without fabricating stop turns
Cluster 38725 · agent. Data as of
Nothing open on GitHub. Fix merged in #40589 on 7 Jun 2026. Check it covers your case.
The short answer
- Known?
- Yes. 3 related items grouped here, 1 issue already closed.
- Fix event
- A fix was merged to main in PR #40589. 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 items concern a streaming parser that produces an empty stop turn when an OpenAI-wire stream yields zero chunks, along with proposed changes to guard against empty streams or raise instead. One member also mentions parsing OpenRouter output-cap errors, which is a related but separate topic.
Open issues0
Open PRs0
Fixes on record
-
#40589 fix: guard empty streams + parse OpenRouter output-cap errors
files:
agent/chat_completion_helpers.py,agent/model_metadata.py,tests/test_output_cap_parsing.py
1 PR closed without merging
From the close comments: done elsewhere 1
-
#38733 fix(agent): raise on empty stream instead of fabricating stop turn · done elsewhere →
1fb99b1,#40589,#38725
Closed issues · 1
- Closed#38725Streaming parser silently fabricates an empty `stop` turn when an OpenAI-wire stream yields zero chunks
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structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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 0.36.1.00means every pair is linked.
Pick up a Lab task
Check whether a fix covers the open issues here, with your own agent. Bring back evidence for maintainers.
Open the LabAt a glance
- Subsystem
- agent
- Merged PRs
- #40589
- Closed issues
- 1
- Attempts
- 1 PR closed without merging
- Fix link checked
- 7 Jun 2026