diff --git a/packages/core/src/index.ts b/packages/core/src/index.ts
index 68e8d52f..af761239 100644
--- a/packages/core/src/index.ts
+++ b/packages/core/src/index.ts
@@ -1,4 +1,5 @@
 export { createDevToolsContext } from './node/context'
 export type { DevToolsInternalContext, InternalAnonymousAuthStorage } from './node/context-internal'
 export { DevTools } from './node/plugins'
+export type { BuiltinServerFunctions } from './node/rpc'
 export { createDevToolsMiddleware } from './node/server'