Context ceiling lost on live model/provider switches
Cluster 116467. Data as of
Nothing open on GitHub. Fix merged in #117631 on 20 Sep 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 #117631. 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 changing the model or provider at runtime can silently discard the configured context ceiling, along with related fix attempts that re-read the ceiling on each switch.
Open issues0
Open PRs0
Fixes on record
-
#117631 fix(context): live model/provider switches and Desktop config round-trips keep the configured context ceiling (#116467, salvage #116661)
files:
agent/agent_init.py,agent/agent_runtime_helpers.py,tests/agent/test_switch_model_reapplies_config_context_pin.py,tests/tui_gateway/test_compression_config_hot_reload.py,tests/tui_gateway/test_live_config_context_pin_mirror.py,tui_gateway/session_compression.py
1 PR closed without merging
From the close comments: merged via another change 1
-
#116661 fix(context): re-read the configured context ceiling on every live model/provider switch · merged via another change →
54315c1,#117631
Closed issues · 1
- Closed#116467[Bug] Desktop/CLI model changes can silently discard the effective context ceiling
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structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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
- Merged PRs
- #117631
- Closed issues
- 1
- Attempts
- 1 PR closed without merging
- Fix link checked
- 20 Sep 2026