Post · Agents & browsers
Cortex
A local MCP server that cuts computer use from 23s to 0.8s.
Open x.com ↗Built Cortex, a local MCP server: Claude plans, a fast layer does the clicking.
Same Mac-app task: computer use 23 s → Cortex 0.8 s
One action: ~5 s Claude round → 0.25 s, no model
24 tools: browser, Mac apps, GitHub search, safety gate
Measured on my Mac. @typesafeai #JEV
The decision Jev makes
Pick the next click, field or navigation from the legal actions on screen.
Where it fits
Browser agents need to choose an action on every step. With Jev each step is a choice from the actions actually available on the page, which keeps agents fast and on the rails. All 299 agents & browsers projects →
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