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T2 / TOOLS / OPTIMIZE-TOKEN-USAGE

Context Window Budget Planner

Will it all fit? Break your system prompt, tools, history, and retrieved docs into components, reserve room for the output, and see exactly how much of the context window you are using — per model.

>> MODEL

>> WHAT GOES IN THE WINDOW

>> BUDGET

Window

200,000

Used

48,000

24%

Remaining

152,000

Status

FITS

System prompt1,200 (0.6%)
Tool definitions800 (0.4%)
Conversation history12,000 (6%)
Retrieved documents30,000 (15%)
Reserved for output4,000 (2%)

Changelog

v1.0.0Initial release. Per-component context budgeting with output reservation, fits/over-budget status, and a stacked window-usage bar.6/6/2026