perf(memory-core): defer embedding engine startup imports

docs/plugins/sdk-migration.md

@@ -652,6 +652,7 @@ releases.
   | `plugin-sdk/zod` | Deprecated Zod compatibility re-export | Import `zod` from `zod` directly |
   | `plugin-sdk/memory-core` | Bundled memory-core helpers | Memory manager/config/file/CLI helper surface |
   | `plugin-sdk/memory-core-engine-runtime` | Memory engine runtime facade | Memory index/search runtime facade |
+  | `plugin-sdk/memory-core-host-embedding-registry` | Memory embedding registry | Lightweight memory embedding provider registry helpers |
   | `plugin-sdk/memory-core-host-engine-foundation` | Memory host foundation engine | Memory host foundation engine exports |
   | `plugin-sdk/memory-core-host-engine-embeddings` | Memory host embedding engine | Memory embedding contracts, registry access, local provider, and generic batch/remote helpers; concrete remote providers live in their owning plugins |
   | `plugin-sdk/memory-core-host-engine-qmd` | Memory host QMD engine | Memory host QMD engine exports |

docs/plugins/sdk-subpaths.md

@@ -355,6 +355,7 @@ usage endpoint failed or returned no usable usage data.
     | --- | --- |
     | `plugin-sdk/memory-core` | Bundled memory-core helper surface for manager/config/file/CLI helpers |
     | `plugin-sdk/memory-core-engine-runtime` | Memory index/search runtime facade |
+    | `plugin-sdk/memory-core-host-embedding-registry` | Lightweight memory embedding provider registry helpers |
     | `plugin-sdk/memory-core-host-engine-foundation` | Memory host foundation engine exports |
     | `plugin-sdk/memory-core-host-engine-embeddings` | Memory host embedding contracts, registry access, local provider, and generic batch/remote helpers. `registerMemoryEmbeddingProvider` on this surface is deprecated; use the generic embedding provider API for new providers. |
     | `plugin-sdk/memory-core-host-engine-qmd` | Memory host QMD engine exports |

extensions/memory-core/src/memory/provider-adapters.ts

@@ -1,12 +1,9 @@
-import fsSync from "node:fs";
 import {
-  createLocalEmbeddingProvider,
   DEFAULT_LOCAL_MODEL,
   listMemoryEmbeddingProviders,
   listRegisteredMemoryEmbeddingProviderAdapters,
   type MemoryEmbeddingProviderAdapter,
-} from "openclaw/plugin-sdk/memory-core-host-engine-embeddings";
-import { resolveUserPath } from "openclaw/plugin-sdk/memory-core-host-engine-foundation";
+} from "openclaw/plugin-sdk/memory-core-host-embedding-registry";
 import { getProviderEnvVars } from "openclaw/plugin-sdk/provider-env-vars";
 import { formatErrorMessage } from "../dreaming-shared.js";
 import { filterUnregisteredMemoryEmbeddingProviderAdapters } from "./provider-adapter-registration.js";
@@ -66,22 +63,6 @@ function formatLocalSetupError(err: unknown): string {
     .join("\n");
 }
 
-function canAutoSelectLocal(modelPath?: string): boolean {
-  const trimmed = modelPath?.trim();
-  if (!trimmed) {
-    return false;
-  }
-  if (/^(hf:|https?:)/i.test(trimmed)) {
-    return false;
-  }
-  const resolved = resolveUserPath(trimmed);
-  try {
-    return fsSync.statSync(resolved).isFile();
-  } catch {
-    return false;
-  }
-}
-
 const localAdapter: MemoryEmbeddingProviderAdapter = {
   id: "local",
   defaultModel: DEFAULT_LOCAL_MODEL,
@@ -90,6 +71,8 @@ const localAdapter: MemoryEmbeddingProviderAdapter = {
   formatSetupError: formatLocalSetupError,
   shouldContinueAutoSelection: () => true,
   create: async (options) => {
+    const { createLocalEmbeddingProvider } =
+      await import("openclaw/plugin-sdk/memory-core-host-engine-embeddings");
     const provider = await createLocalEmbeddingProvider({
       ...options,
       provider: "local",
@@ -166,5 +149,3 @@ export function listBuiltinAutoSelectMemoryEmbeddingProviderDoctorMetadata(): Ar
       };
     });
 }
-
-export { canAutoSelectLocal };

package.json

@@ -1085,6 +1085,10 @@
       "types": "./dist/plugin-sdk/memory-core-engine-runtime.d.ts",
       "default": "./dist/plugin-sdk/memory-core-engine-runtime.js"
     },
+    "./plugin-sdk/memory-core-host-embedding-registry": {
+      "types": "./dist/plugin-sdk/memory-core-host-embedding-registry.d.ts",
+      "default": "./dist/plugin-sdk/memory-core-host-embedding-registry.js"
+    },
     "./plugin-sdk/memory-core-host-engine-embeddings": {
       "types": "./dist/plugin-sdk/memory-core-host-engine-embeddings.d.ts",
       "default": "./dist/plugin-sdk/memory-core-host-engine-embeddings.js"

scripts/lib/plugin-sdk-entrypoints.json

@@ -250,6 +250,7 @@
   "qa-live-transport-scenarios",
   "memory-core",
   "memory-core-engine-runtime",
+  "memory-core-host-embedding-registry",
   "memory-core-host-engine-embeddings",
   "memory-core-host-engine-foundation",
   "memory-core-host-engine-qmd",

src/plugin-sdk/entrypoints.ts

@@ -58,6 +58,7 @@ export const publicPluginOwnedSdkEntrypoints = [
   "browser-config",
   "image-generation-core",
   "memory-core",
+  "memory-core-host-embedding-registry",
   "memory-core-host-engine-embeddings",
   "memory-core-host-engine-foundation",
   "memory-core-host-engine-qmd",

src/plugin-sdk/memory-core-host-embedding-registry.ts

@@ -0,0 +1,10 @@
+export { DEFAULT_LOCAL_MODEL } from "../../packages/memory-host-sdk/src/host/embedding-defaults.js";
+export {
+  listMemoryEmbeddingProviders,
+  listRegisteredMemoryEmbeddingProviderAdapters,
+} from "../plugins/memory-embedding-provider-runtime.js";
+export type {
+  MemoryEmbeddingProviderAdapter,
+  MemoryEmbeddingProviderCreateOptions,
+  MemoryEmbeddingProviderCreateResult,
+} from "../plugins/memory-embedding-providers.js";