Watch one prompt turn into an isolated PR

Execute mode

Execute mode is the end-to-end story: inspect first, branch into a sandbox, stream visible diffs, ask for approval, then merge and prune the worktree.

Step 0111% complete

Progress1/911% through execute mode

Lanestandbybase branch only

Tracked files0no writes yet

Branch statedevdev

Prompt, inspect, sandbox, diff, PR

Parallel Codex and Claude lanes stay separated

Approval and cleanup stay visible end to end

You: Port the dashboard usage slice from Python to Rust. Keep tests green.

gpt-5.4 · reasoning high · On-Request

Step 01Prompt the agent

lesson progress

Every session starts with a prompt. Pick your model, reasoning level, and access mode — then type what you want done.

Watch for

The walkthrough keeps every write inside a disposable agent lane.

Guardrail

Execute mode protects the base branch by forcing writes into disposable worktrees first, so review and rollback stay cheap.

Takeaway

The execute demo starts by proving that GuardeX does not skip straight to writing code.

vs code · live

recodee — VS Code

Source Control

devbase · clean

Baseline branch — no agent activity.

—no file open

1// Advance the tutorial to watch an agent spin up a sandbox

2// worktree and edit code.

dev↓ 0 ↑ 0⊘ 0 ⚠ 0Ln 1, Col 1UTF-8TypeScript React