---
issue: 2
status: done
tags: search
---
# zx-phase-folding

ZX-calculus simplification and phase folding before routing.

## What happened

- 2026-09-15: 0.881 two-qubit gates vs Qiskit (−0.119 on the baseline)
- 2026-09-23: 0.862 two-qubit gates vs Qiskit (−0.138 on the baseline)

## Next

Search initial layouts on top.