diff --git a/packages/sdk/src/index.ts b/packages/sdk/src/index.ts
index d2371b6a3..b06e1738c 100644
--- a/packages/sdk/src/index.ts
+++ b/packages/sdk/src/index.ts
@@ -33,3 +33,9 @@ export { createPersistQueue } from "./persist-queue.js";
 export type { PersistQueueModule, PersistQueueOptions } from "./persist-queue.js";
 
 export type { PersistAdapter, PreviewAdapter, PersistVersionEntry } from "./adapters/types.js";
+
+// Concrete adapter factories.
+export { createMemoryAdapter } from "./adapters/memory.js";
+export { createHeadlessAdapter } from "./adapters/headless.js";
+export { createFsAdapter } from "./adapters/fs.js";
+export type { FsAdapterOptions } from "./adapters/fs.js";