MCP spillover cache stores wrong envelope format
Cluster 90426 · apps/desktop. Data as of
Nothing open on GitHub. Fix merged in #124813 on 27 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 #124813. Check it covers your case. No release data is tracked.
- Tracker
- The maintainers' tracker marks this
resolved, deciding PR #124813. That is separate from the fix event. - Still open
- Nothing open on GitHub.
A bug was identified where the desktop spillover cache was persisting raw MCP JSON-RPC envelopes instead of extracting and storing the plain text content. The members address diagnosing and fixing how MCP result data is spilled and paginated correctly.
Open issues0
Open PRs0
Fixes on record
-
#124813 fix(tools): spill MCP result envelopes as pageable text
files:
tests/tools/test_tool_result_storage.py,tools/tool_result_storage.py
1 PR closed without merging
From the close comments: superseded by another PR 1
-
#90565 fix(mcp): persist spillover text without envelope · superseded by another PR →
#124813,#90426
Closed issues · 1
- Closed#90426[Bug]: Desktop spillover cache stores raw MCP JSON-RPC envelope instead of text content
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structural links throughout): every member is connected by structural evidence: shared changed files, or a closing/superseded reference.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
- apps/desktop
- Merged PRs
- #124813
- Closed issues
- 1
- Attempts
- 1 PR closed without merging
- Fix link checked
- 27 Sep 2026