Almost isn't good enough: Introducing VybBench, our Design Fidelity Benchmark

VybBench is a new benchmark that measures how faithfully generative image models preserve a user's taste across edits, covering font fidelity (IoU against Google Fonts renderings), color fidelity (per-channel RGB error on requested hex codes), and edit fidelity (share of unintended pixels changed, plus an LLM check that the edit…