HomeBlogPricingCareersDocsGitHubSlack community
Talk to FounderDashboard →
Field notes/Research/Paged KV caches across sandbox boundaries

Paged KV caches across sandbox boundaries

A small experiment in sharing attention caches between sibling sandboxes without breaking isolation.

NKNoah Kim·FEB 11, 2026·22 MIN READ·Research
SBX-01C4SBX-01E3SBX-0202SBX-0221SBX-0240SBX-025FSBX-027ESBX-029DSBX-02BCSBX-02DBSBX-02FASBX-0319SBX-0338SBX-0357SBX-0376[ RUNTIME: ACTIVE ] P50 2.45S · P99 4.12S · 5M/PROJECT

00 · Preface

A small experiment in sharing attention caches between sibling sandboxes without breaking isolation.

◆
DRAFT

We're actively editing this one. The public version will land next cycle.

NK
WRITTEN BYNoah KimResearch
◆ FIELD NOTES — WEEKLY

Engineering posts, in your inbox.

One dispatch per week from the Tensorlake team — runtime deep-dives, product updates, and the occasional benchmark that surprised us.