Context compression drops in-flight tool chain bug
Cluster 79278 · agent. Data as of
Nothing open on GitHub. Fix merged in #80916 on 7 Aug 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 #80916. 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.
A bug where context compression can discard an in-flight tool chain, causing side effects to complete without results reaching the agent and triggering unwanted replays. The cluster includes the bug report and two related fix attempts.
Open issues0
Open PRs0
Fixes on record
-
#80916 fix(compress): preserve in-flight tool chain across context compression (salvage #79293)
files:
agent/context_compressor.py,contributors/emails/[redacted:email],tests/agent/test_context_compressor.py
1 PR closed without merging
From the close comments: merged via another change 1
-
#79293 fix(compress): preserve in-flight tool chain across context compression (#79278) · merged via another change →
#80916,#79278
Closed issues · 1
- Closed#79278[Bug]: context compression can drop an in-flight tool chain — side effect completes, result never reaches the agent, agent replays
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structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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
- #80916
- Closed issues
- 1
- Attempts
- 1 PR closed without merging
- Fix link checked
- 7 Aug 2026