diff --git a/packages/core/src/routes/interaction/index.ts b/packages/core/src/routes/interaction/index.ts
index ab35a3160..61c884e0b 100644
--- a/packages/core/src/routes/interaction/index.ts
+++ b/packages/core/src/routes/interaction/index.ts
@@ -88,16 +88,16 @@ export default function interactionRoutes<T extends AnonymousRouter>(
         verifyProfileSettings(profile, signInExperience);
       }
 
-      const verifiedIdentifier = identifier && [
+      const verifiedIdentifiers = identifier && [
         await verifyIdentifierPayload(ctx, tenant, identifier, {
           event,
         }),
       ];
 
-      eventLog.append({ profile, verifiedIdentifier });
+      eventLog.append({ profile, verifiedIdentifiers });
 
       await storeInteractionResult(
-        { event, identifiers: verifiedIdentifier, profile },
+        { event, identifiers: verifiedIdentifiers, profile },
         ctx,
         provider
       );
diff --git a/packages/core/src/routes/interaction/types/guard.ts b/packages/core/src/routes/interaction/types/guard.ts
index 664c683b2..57f52d9aa 100644
--- a/packages/core/src/routes/interaction/types/guard.ts
+++ b/packages/core/src/routes/interaction/types/guard.ts
@@ -1,6 +1,6 @@
 import { socialUserInfoGuard } from '@logto/connector-kit';
 import { validateRedirectUrl } from '@logto/core-kit';
-import { eventGuard, profileGuard, InteractionEvent } from '@logto/schemas';
+import { eventGuard, profileGuard } from '@logto/schemas';
 import { z } from 'zod';
 
 // Social Authorization Uri Route Payload Guard
@@ -46,26 +46,6 @@ export const anonymousInteractionResultGuard = z.object({
   identifiers: z.array(identifierGuard).optional(),
 });
 
-export const verifiedRegisterInteractionResultGuard = z.object({
-  event: z.literal(InteractionEvent.Register),
-  profile: profileGuard.optional(),
-  identifiers: z.array(identifierGuard).optional(),
-});
-
-export const verifiedSignInteractionResultGuard = z.object({
-  event: z.literal(InteractionEvent.SignIn),
-  accountId: z.string(),
-  profile: profileGuard.optional(),
-  identifiers: z.array(identifierGuard),
-});
-
 export const forgotPasswordProfileGuard = z.object({
   password: z.string(),
 });
-
-export const verifiedForgotPasswordInteractionResultGuard = z.object({
-  event: z.literal(InteractionEvent.ForgotPassword),
-  accountId: z.string(),
-  identifiers: z.array(identifierGuard),
-  profile: forgotPasswordProfileGuard,
-});
diff --git a/packages/core/src/routes/interaction/types/index.ts b/packages/core/src/routes/interaction/types/index.ts
index be87c3202..7fd92d561 100644
--- a/packages/core/src/routes/interaction/types/index.ts
+++ b/packages/core/src/routes/interaction/types/index.ts
@@ -6,6 +6,7 @@ import type {
   InteractionEvent,
   SocialEmailPayload,
   SocialPhonePayload,
+  Profile,
 } from '@logto/schemas';
 import type { z } from 'zod';
 
@@ -17,9 +18,6 @@ import type {
   socialIdentifierGuard,
   identifierGuard,
   anonymousInteractionResultGuard,
-  verifiedRegisterInteractionResultGuard,
-  verifiedSignInteractionResultGuard,
-  verifiedForgotPasswordInteractionResultGuard,
 } from './guard.js';
 
 /* Payload Types */
@@ -44,7 +42,7 @@ export type SocialIdentifier = z.infer<typeof socialIdentifierGuard>;
 
 export type Identifier = z.infer<typeof identifierGuard>;
 
-// Interaction
+// Interaction Result
 export type AnonymousInteractionResult = z.infer<typeof anonymousInteractionResultGuard>;
 
 export type RegisterInteractionResult = Omit<AnonymousInteractionResult, 'event'> & {
@@ -59,6 +57,7 @@ export type ForgotPasswordInteractionResult = Omit<AnonymousInteractionResult, '
   event: InteractionEvent.ForgotPassword;
 };
 
+// Intermediate interaction  result
 export type AccountVerifiedInteractionResult =
   | (Omit<SignInInteractionResult, 'accountId' | 'identifiers'> & {
       accountId: string;
@@ -73,15 +72,27 @@ export type IdentifierVerifiedInteractionResult =
   | RegisterInteractionResult
   | AccountVerifiedInteractionResult;
 
-export type VerifiedRegisterInteractionResult = z.infer<
-  typeof verifiedRegisterInteractionResultGuard
->;
+export type VerifiedRegisterInteractionResult = {
+  event: InteractionEvent.Register;
+  profile?: Profile;
+  identifiers?: Identifier[];
+};
 
-export type VerifiedSignInInteractionResult = z.infer<typeof verifiedSignInteractionResultGuard>;
+export type VerifiedSignInInteractionResult = {
+  event: InteractionEvent.SignIn;
+  accountId: string;
+  identifiers: Identifier[];
+  profile?: Profile;
+};
 
-export type VerifiedForgotPasswordInteractionResult = z.infer<
-  typeof verifiedForgotPasswordInteractionResultGuard
->;
+export type VerifiedForgotPasswordInteractionResult = {
+  event: InteractionEvent.ForgotPassword;
+  accountId: string;
+  identifiers: Identifier[];
+  profile: {
+    password: string;
+  };
+};
 
 export type VerifiedInteractionResult =
   | VerifiedRegisterInteractionResult
diff --git a/packages/schemas/src/types/interactions.ts b/packages/schemas/src/types/interactions.ts
index c5e356f9c..6da992c90 100644
--- a/packages/schemas/src/types/interactions.ts
+++ b/packages/schemas/src/types/interactions.ts
@@ -13,9 +13,8 @@ import {
 } from './verification-code.js';
 
 /**
- * Detailed Identifier Methods guard
+ * Detailed interaction identifier payload guard
  */
-
 export const usernamePasswordPayloadGuard = z.object({
   username: z.string().min(1),
   password: z.string().min(1),
@@ -54,9 +53,7 @@ export const socialPhonePayloadGuard = z.object({
 
 export type SocialPhonePayload = z.infer<typeof socialPhonePayloadGuard>;
 
-// Interaction Payload Guard
-
-/** Interaction flow (main flow) types. */
+// Interaction flow event types
 export enum InteractionEvent {
   SignIn = 'SignIn',
   Register = 'Register',