diff --git a/extensions/matrix/src/runtime-api.ts b/extensions/matrix/src/runtime-api.ts
index 79a283ac39a..6f6e1d13865 100644
--- a/extensions/matrix/src/runtime-api.ts
+++ b/extensions/matrix/src/runtime-api.ts
@@ -1,4 +1,27 @@
-export * from "../../../src/plugin-sdk/matrix.js";
+// Pre-export only the symbols that plugin-sdk/matrix re-exports from this
+// extension via helper-api.js and thread-bindings-runtime.js.  These must be
+// defined before the star re-export so Jiti's CJS interop guard
+// (hasOwnProperty check) skips the duplicate definition that would otherwise
+// come through the circular alias round-trip.
+export {
+  requiresExplicitMatrixDefaultAccount,
+  resolveMatrixDefaultOrOnlyAccountId,
+} from "./account-selection.js";
+export { getMatrixScopedEnvVarNames } from "./env-vars.js";
+export {
+  resolveMatrixAccountStorageRoot,
+  resolveMatrixCredentialsDir,
+  resolveMatrixCredentialsPath,
+  resolveMatrixLegacyFlatStoragePaths,
+} from "./storage-paths.js";
+export {
+  setMatrixThreadBindingIdleTimeoutBySessionKey,
+  setMatrixThreadBindingMaxAgeBySessionKey,
+} from "./matrix/thread-bindings-shared.js";
+// Star re-export for the remaining (non-extension) symbols in plugin-sdk/matrix.
+// Properties already defined above are skipped by the CJS interop guard, so the
+// circular helper-api path is never reached for those symbols.
+export * from "openclaw/plugin-sdk/matrix";
 export {
   assertHttpUrlTargetsPrivateNetwork,
   closeDispatcher,