diff --git a/deno/gateway/v10.ts b/deno/gateway/v10.ts
index 636f0983..3aeea0a9 100644
--- a/deno/gateway/v10.ts
+++ b/deno/gateway/v10.ts
@@ -26,7 +26,6 @@ import type {
 	GatewayPresenceUpdate,
 	GatewayThreadListSync,
 	GatewayThreadMembersUpdate as RawGatewayThreadMembersUpdate,
-	APIVoiceState,
 	InviteTargetType,
 	PresenceUpdateStatus,
 	AutoModerationRuleTriggerType,
@@ -47,6 +46,7 @@ import type {
 	APIGuildMemberUser,
 	GatewayGuildMembersChunkPresence,
 	APIBaseMessage,
+	APIVoiceStateMember,
 } from '../payloads/v10/mod.ts';
 import type { ReactionType } from '../rest/v10/mod.ts';
 import type { _Nullable } from '../utils/internals.ts';
@@ -879,7 +879,7 @@ export interface GatewayGuildCreateDispatchData extends APIGuild {
 	 *
 	 * @see {@link https://discord.com/developers/docs/resources/voice#voice-state-object}
 	 */
-	voice_states: APIBaseVoiceState[];
+	voice_states: GatewayVoiceStateUpdateDispatchData[];
 	/**
 	 * Users in the guild
 	 *
@@ -1134,7 +1134,7 @@ export type GatewayGuildMemberUpdateDispatch = _DataPayload<
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#guild-member-update}
  */
 export interface GatewayGuildMemberUpdateDispatchData
-	extends _Nullable<APIGuildMemberJoined>,
+	extends APIGuildMemberJoined,
 		APIBaseGuildMember,
 		Partial<APIBaseVoiceGuildMember>,
 		Partial<APIFlaggedGuildMember>,
@@ -1620,7 +1620,7 @@ export interface APIGuildMemberNoUser
 	extends APIBaseGuildMember,
 		APIFlaggedGuildMember,
 		APIGuildMemberAvatar,
-		APIGuildMemberJoined,
+		NonNullable<APIGuildMemberJoined>,
 		APIBaseVoiceGuildMember {}
 
 export interface APIUserWithMember extends APIUser {
@@ -2098,7 +2098,7 @@ export type GatewayVoiceStateUpdateDispatch = _DataPayload<
 /**
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#voice-state-update}
  */
-export type GatewayVoiceStateUpdateDispatchData = APIVoiceState;
+export interface GatewayVoiceStateUpdateDispatchData extends APIBaseVoiceState, APIVoiceStateMember {}
 
 /**
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#voice-server-update}
diff --git a/deno/gateway/v9.ts b/deno/gateway/v9.ts
index a2c117e8..55d4da58 100644
--- a/deno/gateway/v9.ts
+++ b/deno/gateway/v9.ts
@@ -26,7 +26,6 @@ import type {
 	GatewayPresenceUpdate,
 	GatewayThreadListSync,
 	GatewayThreadMembersUpdate as RawGatewayThreadMembersUpdate,
-	APIVoiceState,
 	InviteTargetType,
 	PresenceUpdateStatus,
 	AutoModerationRuleTriggerType,
@@ -47,6 +46,7 @@ import type {
 	GatewayGuildMembersChunkPresence,
 	APIBaseMessage,
 	APIGuildMemberJoined,
+	APIVoiceStateMember,
 } from '../payloads/v9/mod.ts';
 import type { ReactionType } from '../rest/v9/mod.ts';
 import type { _Nullable } from '../utils/internals.ts';
@@ -878,7 +878,7 @@ export interface GatewayGuildCreateDispatchData extends APIGuild {
 	 *
 	 * @see {@link https://discord.com/developers/docs/resources/voice#voice-state-object}
 	 */
-	voice_states: APIBaseVoiceState[];
+	voice_states: GatewayVoiceStateUpdateDispatchData[];
 	/**
 	 * Users in the guild
 	 *
@@ -1133,7 +1133,7 @@ export type GatewayGuildMemberUpdateDispatch = _DataPayload<
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#guild-member-update}
  */
 export interface GatewayGuildMemberUpdateDispatchData
-	extends _Nullable<APIGuildMemberJoined>,
+	extends APIGuildMemberJoined,
 		APIBaseGuildMember,
 		Partial<APIBaseVoiceGuildMember>,
 		Partial<APIFlaggedGuildMember>,
@@ -1619,7 +1619,7 @@ export interface APIGuildMemberNoUser
 	extends APIBaseGuildMember,
 		APIFlaggedGuildMember,
 		APIGuildMemberAvatar,
-		APIGuildMemberJoined,
+		NonNullable<APIGuildMemberJoined>,
 		APIBaseVoiceGuildMember {}
 
 export interface APIUserWithMember extends APIUser {
@@ -2097,7 +2097,7 @@ export type GatewayVoiceStateUpdateDispatch = _DataPayload<
 /**
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#voice-state-update}
  */
-export type GatewayVoiceStateUpdateDispatchData = APIVoiceState;
+export interface GatewayVoiceStateUpdateDispatchData extends APIBaseVoiceState, APIVoiceStateMember {}
 
 /**
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#voice-server-update}
diff --git a/deno/payloads/v10/guild.ts b/deno/payloads/v10/guild.ts
index 2b47431f..0745b6d5 100644
--- a/deno/payloads/v10/guild.ts
+++ b/deno/payloads/v10/guild.ts
@@ -573,6 +573,10 @@ export enum GuildFeature {
 	 * Guild is able to set gradient colors to roles
 	 */
 	EnhancedRoleColors = 'ENHANCED_ROLE_COLORS',
+	/**
+	 * Guild has access to guest invites
+	 */
+	GuestsEnabled = 'GUESTS_ENABLED',
 }
 
 /**
@@ -706,7 +710,7 @@ export interface APIGuildMemberJoined {
 	/**
 	 * When the user joined the guild
 	 */
-	joined_at: string;
+	joined_at: string | null;
 }
 
 /**
diff --git a/deno/payloads/v10/invite.ts b/deno/payloads/v10/invite.ts
index 50855204..74d640cd 100644
--- a/deno/payloads/v10/invite.ts
+++ b/deno/payloads/v10/invite.ts
@@ -95,6 +95,17 @@ export interface APIInvite {
 	 * The invite type
 	 */
 	type: InviteType;
+	/**
+	 * The flags of the invite
+	 */
+	flags?: InviteFlags;
+}
+
+/**
+ * @see {@link https://discord.com/developers/docs/resources/invite#invite-object-guild-invite-flags}
+ */
+export enum InviteFlags {
+	IsGuestInvite = 1 << 0,
 }
 
 /**
diff --git a/deno/payloads/v10/voice.ts b/deno/payloads/v10/voice.ts
index e08133d9..0df86adf 100644
--- a/deno/payloads/v10/voice.ts
+++ b/deno/payloads/v10/voice.ts
@@ -23,12 +23,6 @@ export interface APIBaseVoiceState {
 	 * The user id this voice state is for
 	 */
 	user_id: Snowflake;
-	/**
-	 * The guild member this voice state is for
-	 *
-	 * @see {@link https://discord.com/developers/docs/resources/guild#guild-member-object}
-	 */
-	member?: APIGuildMember;
 	/**
 	 * The session id for this voice state
 	 */
@@ -67,10 +61,20 @@ export interface APIBaseVoiceState {
 	request_to_speak_timestamp: string | null;
 }
 
+export interface APIVoiceStateMember {
+	/**
+	 * The guild member this voice state is for
+	 *
+	 * @remarks The member field will have `joined_at` set to `null` if the member was invited as a guest.
+	 * @see {@link https://discord.com/developers/docs/resources/guild#guild-member-object}
+	 */
+	member?: APIGuildMember;
+}
+
 /**
  * @see {@link https://discord.com/developers/docs/resources/voice#voice-state-object}
  */
-export interface APIVoiceState extends APIBaseVoiceState {
+export interface APIVoiceState extends APIBaseVoiceState, APIVoiceStateMember {
 	/**
 	 * The guild id this voice state is for
 	 */
diff --git a/deno/payloads/v9/guild.ts b/deno/payloads/v9/guild.ts
index bb55806f..86f0172b 100644
--- a/deno/payloads/v9/guild.ts
+++ b/deno/payloads/v9/guild.ts
@@ -565,6 +565,10 @@ export enum GuildFeature {
 	 * Guild is able to set gradient colors to roles
 	 */
 	EnhancedRoleColors = 'ENHANCED_ROLE_COLORS',
+	/**
+	 * Guild has access to guest invites
+	 */
+	GuestsEnabled = 'GUESTS_ENABLED',
 }
 
 /**
@@ -698,7 +702,7 @@ export interface APIGuildMemberJoined {
 	/**
 	 * When the user joined the guild
 	 */
-	joined_at: string;
+	joined_at: string | null;
 }
 
 /**
diff --git a/deno/payloads/v9/invite.ts b/deno/payloads/v9/invite.ts
index 50855204..74d640cd 100644
--- a/deno/payloads/v9/invite.ts
+++ b/deno/payloads/v9/invite.ts
@@ -95,6 +95,17 @@ export interface APIInvite {
 	 * The invite type
 	 */
 	type: InviteType;
+	/**
+	 * The flags of the invite
+	 */
+	flags?: InviteFlags;
+}
+
+/**
+ * @see {@link https://discord.com/developers/docs/resources/invite#invite-object-guild-invite-flags}
+ */
+export enum InviteFlags {
+	IsGuestInvite = 1 << 0,
 }
 
 /**
diff --git a/deno/payloads/v9/voice.ts b/deno/payloads/v9/voice.ts
index 00682b5e..4e756a55 100644
--- a/deno/payloads/v9/voice.ts
+++ b/deno/payloads/v9/voice.ts
@@ -20,12 +20,6 @@ export interface APIBaseVoiceState {
 	 * The user id this voice state is for
 	 */
 	user_id: Snowflake;
-	/**
-	 * The guild member this voice state is for
-	 *
-	 * @see {@link https://discord.com/developers/docs/resources/guild#guild-member-object}
-	 */
-	member?: APIGuildMember;
 	/**
 	 * The session id for this voice state
 	 */
@@ -64,10 +58,20 @@ export interface APIBaseVoiceState {
 	request_to_speak_timestamp: string | null;
 }
 
+export interface APIVoiceStateMember {
+	/**
+	 * The guild member this voice state is for
+	 *
+	 * @remarks The member field will have `joined_at` set to `null` if the member was invited as a guest.
+	 * @see {@link https://discord.com/developers/docs/resources/guild#guild-member-object}
+	 */
+	member?: APIGuildMember;
+}
+
 /**
  * @see {@link https://discord.com/developers/docs/resources/voice#voice-state-object}
  */
-export interface APIVoiceState extends APIBaseVoiceState {
+export interface APIVoiceState extends APIBaseVoiceState, APIVoiceStateMember {
 	/**
 	 * The guild id this voice state is for
 	 */
diff --git a/gateway/v10.ts b/gateway/v10.ts
index 8c1d2caf..16657e68 100644
--- a/gateway/v10.ts
+++ b/gateway/v10.ts
@@ -26,7 +26,6 @@ import type {
 	GatewayPresenceUpdate,
 	GatewayThreadListSync,
 	GatewayThreadMembersUpdate as RawGatewayThreadMembersUpdate,
-	APIVoiceState,
 	InviteTargetType,
 	PresenceUpdateStatus,
 	AutoModerationRuleTriggerType,
@@ -47,6 +46,7 @@ import type {
 	APIGuildMemberUser,
 	GatewayGuildMembersChunkPresence,
 	APIBaseMessage,
+	APIVoiceStateMember,
 } from '../payloads/v10/index';
 import type { ReactionType } from '../rest/v10/index';
 import type { _Nullable } from '../utils/internals';
@@ -879,7 +879,7 @@ export interface GatewayGuildCreateDispatchData extends APIGuild {
 	 *
 	 * @see {@link https://discord.com/developers/docs/resources/voice#voice-state-object}
 	 */
-	voice_states: APIBaseVoiceState[];
+	voice_states: GatewayVoiceStateUpdateDispatchData[];
 	/**
 	 * Users in the guild
 	 *
@@ -1134,7 +1134,7 @@ export type GatewayGuildMemberUpdateDispatch = _DataPayload<
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#guild-member-update}
  */
 export interface GatewayGuildMemberUpdateDispatchData
-	extends _Nullable<APIGuildMemberJoined>,
+	extends APIGuildMemberJoined,
 		APIBaseGuildMember,
 		Partial<APIBaseVoiceGuildMember>,
 		Partial<APIFlaggedGuildMember>,
@@ -1620,7 +1620,7 @@ export interface APIGuildMemberNoUser
 	extends APIBaseGuildMember,
 		APIFlaggedGuildMember,
 		APIGuildMemberAvatar,
-		APIGuildMemberJoined,
+		NonNullable<APIGuildMemberJoined>,
 		APIBaseVoiceGuildMember {}
 
 export interface APIUserWithMember extends APIUser {
@@ -2098,7 +2098,7 @@ export type GatewayVoiceStateUpdateDispatch = _DataPayload<
 /**
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#voice-state-update}
  */
-export type GatewayVoiceStateUpdateDispatchData = APIVoiceState;
+export interface GatewayVoiceStateUpdateDispatchData extends APIBaseVoiceState, APIVoiceStateMember {}
 
 /**
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#voice-server-update}
diff --git a/gateway/v9.ts b/gateway/v9.ts
index 3c79b1e3..db5b7dd8 100644
--- a/gateway/v9.ts
+++ b/gateway/v9.ts
@@ -26,7 +26,6 @@ import type {
 	GatewayPresenceUpdate,
 	GatewayThreadListSync,
 	GatewayThreadMembersUpdate as RawGatewayThreadMembersUpdate,
-	APIVoiceState,
 	InviteTargetType,
 	PresenceUpdateStatus,
 	AutoModerationRuleTriggerType,
@@ -47,6 +46,7 @@ import type {
 	GatewayGuildMembersChunkPresence,
 	APIBaseMessage,
 	APIGuildMemberJoined,
+	APIVoiceStateMember,
 } from '../payloads/v9/index';
 import type { ReactionType } from '../rest/v9/index';
 import type { _Nullable } from '../utils/internals';
@@ -878,7 +878,7 @@ export interface GatewayGuildCreateDispatchData extends APIGuild {
 	 *
 	 * @see {@link https://discord.com/developers/docs/resources/voice#voice-state-object}
 	 */
-	voice_states: APIBaseVoiceState[];
+	voice_states: GatewayVoiceStateUpdateDispatchData[];
 	/**
 	 * Users in the guild
 	 *
@@ -1133,7 +1133,7 @@ export type GatewayGuildMemberUpdateDispatch = _DataPayload<
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#guild-member-update}
  */
 export interface GatewayGuildMemberUpdateDispatchData
-	extends _Nullable<APIGuildMemberJoined>,
+	extends APIGuildMemberJoined,
 		APIBaseGuildMember,
 		Partial<APIBaseVoiceGuildMember>,
 		Partial<APIFlaggedGuildMember>,
@@ -1619,7 +1619,7 @@ export interface APIGuildMemberNoUser
 	extends APIBaseGuildMember,
 		APIFlaggedGuildMember,
 		APIGuildMemberAvatar,
-		APIGuildMemberJoined,
+		NonNullable<APIGuildMemberJoined>,
 		APIBaseVoiceGuildMember {}
 
 export interface APIUserWithMember extends APIUser {
@@ -2097,7 +2097,7 @@ export type GatewayVoiceStateUpdateDispatch = _DataPayload<
 /**
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#voice-state-update}
  */
-export type GatewayVoiceStateUpdateDispatchData = APIVoiceState;
+export interface GatewayVoiceStateUpdateDispatchData extends APIBaseVoiceState, APIVoiceStateMember {}
 
 /**
  * @see {@link https://discord.com/developers/docs/topics/gateway-events#voice-server-update}
diff --git a/payloads/v10/guild.ts b/payloads/v10/guild.ts
index d4a39402..949e6617 100644
--- a/payloads/v10/guild.ts
+++ b/payloads/v10/guild.ts
@@ -573,6 +573,10 @@ export enum GuildFeature {
 	 * Guild is able to set gradient colors to roles
 	 */
 	EnhancedRoleColors = 'ENHANCED_ROLE_COLORS',
+	/**
+	 * Guild has access to guest invites
+	 */
+	GuestsEnabled = 'GUESTS_ENABLED',
 }
 
 /**
@@ -706,7 +710,7 @@ export interface APIGuildMemberJoined {
 	/**
 	 * When the user joined the guild
 	 */
-	joined_at: string;
+	joined_at: string | null;
 }
 
 /**
diff --git a/payloads/v10/invite.ts b/payloads/v10/invite.ts
index 1e9256fa..6812b30b 100644
--- a/payloads/v10/invite.ts
+++ b/payloads/v10/invite.ts
@@ -95,6 +95,17 @@ export interface APIInvite {
 	 * The invite type
 	 */
 	type: InviteType;
+	/**
+	 * The flags of the invite
+	 */
+	flags?: InviteFlags;
+}
+
+/**
+ * @see {@link https://discord.com/developers/docs/resources/invite#invite-object-guild-invite-flags}
+ */
+export enum InviteFlags {
+	IsGuestInvite = 1 << 0,
 }
 
 /**
diff --git a/payloads/v10/voice.ts b/payloads/v10/voice.ts
index 3ab6193d..e4032733 100644
--- a/payloads/v10/voice.ts
+++ b/payloads/v10/voice.ts
@@ -23,12 +23,6 @@ export interface APIBaseVoiceState {
 	 * The user id this voice state is for
 	 */
 	user_id: Snowflake;
-	/**
-	 * The guild member this voice state is for
-	 *
-	 * @see {@link https://discord.com/developers/docs/resources/guild#guild-member-object}
-	 */
-	member?: APIGuildMember;
 	/**
 	 * The session id for this voice state
 	 */
@@ -67,10 +61,20 @@ export interface APIBaseVoiceState {
 	request_to_speak_timestamp: string | null;
 }
 
+export interface APIVoiceStateMember {
+	/**
+	 * The guild member this voice state is for
+	 *
+	 * @remarks The member field will have `joined_at` set to `null` if the member was invited as a guest.
+	 * @see {@link https://discord.com/developers/docs/resources/guild#guild-member-object}
+	 */
+	member?: APIGuildMember;
+}
+
 /**
  * @see {@link https://discord.com/developers/docs/resources/voice#voice-state-object}
  */
-export interface APIVoiceState extends APIBaseVoiceState {
+export interface APIVoiceState extends APIBaseVoiceState, APIVoiceStateMember {
 	/**
 	 * The guild id this voice state is for
 	 */
diff --git a/payloads/v9/guild.ts b/payloads/v9/guild.ts
index e122dba9..f2b53ff4 100644
--- a/payloads/v9/guild.ts
+++ b/payloads/v9/guild.ts
@@ -565,6 +565,10 @@ export enum GuildFeature {
 	 * Guild is able to set gradient colors to roles
 	 */
 	EnhancedRoleColors = 'ENHANCED_ROLE_COLORS',
+	/**
+	 * Guild has access to guest invites
+	 */
+	GuestsEnabled = 'GUESTS_ENABLED',
 }
 
 /**
@@ -698,7 +702,7 @@ export interface APIGuildMemberJoined {
 	/**
 	 * When the user joined the guild
 	 */
-	joined_at: string;
+	joined_at: string | null;
 }
 
 /**
diff --git a/payloads/v9/invite.ts b/payloads/v9/invite.ts
index 1e9256fa..6812b30b 100644
--- a/payloads/v9/invite.ts
+++ b/payloads/v9/invite.ts
@@ -95,6 +95,17 @@ export interface APIInvite {
 	 * The invite type
 	 */
 	type: InviteType;
+	/**
+	 * The flags of the invite
+	 */
+	flags?: InviteFlags;
+}
+
+/**
+ * @see {@link https://discord.com/developers/docs/resources/invite#invite-object-guild-invite-flags}
+ */
+export enum InviteFlags {
+	IsGuestInvite = 1 << 0,
 }
 
 /**
diff --git a/payloads/v9/voice.ts b/payloads/v9/voice.ts
index 56ebdaae..9a77700d 100644
--- a/payloads/v9/voice.ts
+++ b/payloads/v9/voice.ts
@@ -20,12 +20,6 @@ export interface APIBaseVoiceState {
 	 * The user id this voice state is for
 	 */
 	user_id: Snowflake;
-	/**
-	 * The guild member this voice state is for
-	 *
-	 * @see {@link https://discord.com/developers/docs/resources/guild#guild-member-object}
-	 */
-	member?: APIGuildMember;
 	/**
 	 * The session id for this voice state
 	 */
@@ -64,10 +58,20 @@ export interface APIBaseVoiceState {
 	request_to_speak_timestamp: string | null;
 }
 
+export interface APIVoiceStateMember {
+	/**
+	 * The guild member this voice state is for
+	 *
+	 * @remarks The member field will have `joined_at` set to `null` if the member was invited as a guest.
+	 * @see {@link https://discord.com/developers/docs/resources/guild#guild-member-object}
+	 */
+	member?: APIGuildMember;
+}
+
 /**
  * @see {@link https://discord.com/developers/docs/resources/voice#voice-state-object}
  */
-export interface APIVoiceState extends APIBaseVoiceState {
+export interface APIVoiceState extends APIBaseVoiceState, APIVoiceStateMember {
 	/**
 	 * The guild id this voice state is for
 	 */