openai/gpt-chat-latest → B (5:1)

Side B adds lasting functionality by introducing Reddit-specific rendering, extending EntityData with image/link metadata, extracting preview and outbound URLs during Reddit parsing, wiring new UI components into ranking and entity views, and adding a regression test with a fixture. Side A simplifies Kaocha configuration by replacing manually enumerated test namespaces with automatic discovery, which improves maintainability but is a much smaller infrastructure change.