diff --git a/python/python-psi-api/src/com/jetbrains/python/psi/types/TypeEvalContext.kt b/python/python-psi-api/src/com/jetbrains/python/psi/types/TypeEvalContext.kt
index 2c6bfdfa6359..47780ab34f25 100644
--- a/python/python-psi-api/src/com/jetbrains/python/psi/types/TypeEvalContext.kt
+++ b/python/python-psi-api/src/com/jetbrains/python/psi/types/TypeEvalContext.kt
@@ -266,6 +266,9 @@ sealed class TypeEvalContext(
   val origin: PsiFile?
     get() = constraints.myOrigin
 
+  val usesExternalTypeProvider: Boolean
+    get() = externalTypeResolver != null
+
   @ApiStatus.Internal
   fun getContextTypeCache(): MutableMap<Pair<PyExpression?, Any?>, PyType?> {
     return contextTypeCache