Cortex

top for your coding agent. Watch every model call, tool call and dollar your agent spends, live — then cut the waste.

Claude Code · OpenCode · Codex · IBM Bob · Pi · any agent that can use an HTTPS proxy. One binary on macOS or Linux. No Kubernetes, no account.

 alt="A terminal installs Cortex with one command, and a second command points Claude Code at it. Three Claude Code sessions run in separate directories, and agentop then lists all three with their token counts, cost and remaining context. Pressing $ breaks the spend down by tier, where cache reads dominate. Drilling into the busiest session shows the whole conversation and the fifteen-tool manifest it re-sends on every turn.">

Quick start

curl -fsSL https://www.rossoctl.dev/cortex/install.sh | sh

Then, in a new terminal:

agentop configure claude-code enable    # once — or opencode, codex, bob, pi
claude                                  # start (or restart) your agent as you always do
agentop observe                         # in another terminal: watch it live

Setup asks once before changing anything. If something looks wrong, agentop doctor names the fix. Can’t reach…