Context Window widget displays 100% usage with nominator greater than denominator

[bryanchen-d]

Type: Bug

As shown below in screenshot, it is confusing that the nominator is greater but 100% usage

VS Code version: Code - Insiders 1.109.0-insider (bdd88df, 2026-02-04T02:00:40.203Z)
OS version: Windows_NT x64 10.0.26200
Modes:

System Info

Item	Value
CPUs	AMD EPYC 7763 64-Core Processor (32 x 2445)
GPU Status	2d_canvas: unavailable_software GPU0: VENDOR= 0x1414, DEVICE=0x008c [Microsoft Basic Render Driver], DRIVER_VENDOR=Google, DRIVER_VERSION=10.0.26100.7309 GPU1: VENDOR= 0x1414, DEVICE=0x008c [Microsoft Basic Render Driver], DRIVER_VERSION=10.0.26100.7309 GPU2: VENDOR= 0x1414, DEVICE=0x008c [Microsoft Basic Render Driver], DRIVER_VERSION=10.0.26100.7309 Machine model name: Machine model version: direct_rendering_display_compositor: disabled_off_ok gpu_compositing: disabled_software multiple_raster_threads: enabled_on opengl: disabled_off rasterization: disabled_software raw_draw: disabled_off_ok skia_graphite: disabled_off trees_in_viz: disabled_off video_decode: disabled_software video_encode: disabled_software webgl: unavailable_software webgl2: unavailable_software webgpu: unavailable_software webnn: unavailable_software
Load (avg)	undefined
Memory (System)	127.95GB (97.35GB free)
Process Argv	. --crash-reporter-id 4e033abd-0cd3-48e1-aa2e-ac0ed8bab91e
Screen Reader	no
VM	0%

Extensions (7)

Extension	Author (truncated)	Version
esbuild-problem-matchers	con	0.0.3
vscode-eslint	dba	3.0.21
prettier-vscode	esb	12.3.0
copilot-chat	Git	0.37.2026020406
vscode-pull-request-github	Git	0.129.2026020509
vscode-github-issue-notebooks	ms-	0.0.134
native-preview	Typ	0.20260205.1

A/B Experiments

vsliv368:30146709
pythonvspyt551cf:31249598
nativeloc1:31118317
dwcopilot:31158714
471b6256:31240254
dwoutputs:31242946
copilot_t_ci:31333650
g012b348:31231168
pythonrdcb7:31268811
pythonpcpt1:31399616
6518g693:31302842
82j33506:31327384
6abeh943:31336334
envsactivate1:31349248
editstats-enabled:31346256
cloudbuttont:31366566
3efgi100_wstrepl:31403338
839jf696:31457053
use-responses-api:31390341
je187915:31401257
xtab-294-internal:31455485
cp_cls_t_966_ss:31454198
chatvisible:31417128
inlinechat_v2_hd992725:31445440
4je02754:31455664
ge8j1254_inline_auto_hint_haiku:31426887
a5gib710:31434435
be4bg873_opus_45:31454312
7ig2g208:31429686
406hc587_ask_agent:31428392
cp_cls_t_1081:31454832
copilot-nes-oct-trt:31432609
ia-use-proxy-models-svc:31446143
nes-slash-models-on:31441832
a43f0574:31442823
e9c30283:31453065
c0ci8992_validated:31449878
j4eg6257_claude_200:31453835
8a4j2680_max_request_100:31455472
no-diag:31448843
nes-trig-30:31449241
idci7584:31454084
edit_mode_hidden:31453871
nes-ftch-ctrl:31454643
nes_chat_context_disabled:31451402
showstats:31452402
e3e4d672:31454087
864ei723_large_tool_results_to_disk:31455802
showingstats:31457201
nes-fast-add:31454624
i54ji102:31455230
55364912:31455227
hg17d649:31455236
nes-extended-on:31455475
nes-ppe-himalia-002:31455482

[vs-code-engineering]

Hi @bryanchen-d. As a member of the team, you can help us triage this issue by referring to https://github.com/microsoft/vscode-copilot/wiki/Copilot-Inbox-Tracker and assigning an owner directly.

[lramos15]

Assigning to @bhavyaus as i think this is a context editing issue