Chat SDK now supports conversation history (opens in new tab)

**Published:** May 8, 2026 | **Authors:** Ben Sabic, Josh Singh --- Chat SDK now supports cross-platform conversation history through the new `transcripts` and `identity` options. User transcripts persist across every platform adapter, allowing the same user to keep their message history wherever they message your bot. **lib/bot.ts** ```typescript import { Chat } from "chat"; const bot = new Chat({ userName: "mybot", identity: ({ author }) => author.email ?? null, transcripts: { retention:...