diff --git a/apps/web/app/(app)/automation/RuleForm.tsx b/apps/web/app/(app)/automation/RuleForm.tsx
index b149aac83e..da2100aa57 100644
--- a/apps/web/app/(app)/automation/RuleForm.tsx
+++ b/apps/web/app/(app)/automation/RuleForm.tsx
@@ -177,6 +177,20 @@ export function RuleForm({ rule }: { rule: CreateRuleBody & { id?: string } }) {
 
   const conditionalOperator = watch("conditionalOperator");
 
+  const typeOptions = useMemo(() => {
+    return [
+      { label: "Archive", value: ActionType.ARCHIVE },
+      { label: "Label", value: ActionType.LABEL },
+      { label: "Draft email", value: ActionType.DRAFT_EMAIL },
+      { label: "Reply", value: ActionType.REPLY },
+      { label: "Send email", value: ActionType.SEND_EMAIL },
+      { label: "Forward", value: ActionType.FORWARD },
+      { label: "Mark read", value: ActionType.MARK_READ },
+      { label: "Mark spam", value: ActionType.MARK_SPAM },
+      { label: "Call webhook", value: ActionType.CALL_WEBHOOK },
+    ];
+  }, []);
+
   return (
     <form onSubmit={handleSubmit(onSubmit)}>
       {isSubmitted && Object.keys(errors).length > 0 && (
@@ -520,10 +534,7 @@ export function RuleForm({ rule }: { rule: CreateRuleBody & { id?: string } }) {
                 <div className="sm:col-span-1">
                   <Select
                     label="Type"
-                    options={Object.keys(ActionType).map((action) => ({
-                      label: capitalCase(action),
-                      value: action,
-                    }))}
+                    options={typeOptions}
                     {...register(`actions.${i}.type`)}
                     error={errors.actions?.[i]?.type as FieldError | undefined}
                   />
diff --git a/apps/web/components/PlanBadge.tsx b/apps/web/components/PlanBadge.tsx
index 2f81ba876e..e226200443 100644
--- a/apps/web/components/PlanBadge.tsx
+++ b/apps/web/components/PlanBadge.tsx
@@ -120,6 +120,8 @@ export function ActionBadgeExpanded({ action }: { action: ExecutedAction }) {
       return <ActionBadge type={ActionType.MARK_SPAM} />;
     case ActionType.CALL_WEBHOOK:
       return <ActionBadge type={ActionType.CALL_WEBHOOK} />;
+    case ActionType.MARK_READ:
+      return <ActionBadge type={ActionType.MARK_READ} />;
     default:
       return <ActionBadge type={action.type} />;
   }
@@ -151,6 +153,8 @@ function getActionLabel(type: ActionType) {
       return "Webhook";
     case ActionType.MARK_SPAM:
       return "Mark as spam";
+    case ActionType.MARK_READ:
+      return "Mark as read";
     default:
       return capitalCase(type);
   }
@@ -182,6 +186,7 @@ export function getActionColor(actionType: ActionType): Color {
     case ActionType.DRAFT_EMAIL:
       return "green";
     case ActionType.ARCHIVE:
+    case ActionType.MARK_READ:
       return "yellow";
     case ActionType.LABEL:
       return "blue";
diff --git a/apps/web/prisma/migrations/20250116101856_mark_read_action/migration.sql b/apps/web/prisma/migrations/20250116101856_mark_read_action/migration.sql
new file mode 100644
index 0000000000..e533172034
--- /dev/null
+++ b/apps/web/prisma/migrations/20250116101856_mark_read_action/migration.sql
@@ -0,0 +1,2 @@
+-- AlterEnum
+ALTER TYPE "ActionType" ADD VALUE 'MARK_READ';
diff --git a/apps/web/prisma/schema.prisma b/apps/web/prisma/schema.prisma
index 53ef072346..0f27f9aeb4 100644
--- a/apps/web/prisma/schema.prisma
+++ b/apps/web/prisma/schema.prisma
@@ -75,7 +75,7 @@ model User {
   rulesPrompt           String?
   webhookSecret         String?
 
-  // categorization  
+  // categorization
   autoCategorizeSenders Boolean @default(false)
 
   // premium can be shared among multiple users
@@ -381,6 +381,7 @@ enum ActionType {
   DRAFT_EMAIL
   MARK_SPAM
   CALL_WEBHOOK
+  MARK_READ
   // SUMMARIZE
   // SNOOZE
   // ADD_TO_DO
diff --git a/apps/web/utils/action-item.ts b/apps/web/utils/action-item.ts
index be61a30da8..27b0605adb 100644
--- a/apps/web/utils/action-item.ts
+++ b/apps/web/utils/action-item.ts
@@ -121,6 +121,7 @@ export const actionInputs: Record<
       },
     ],
   },
+  [ActionType.MARK_READ]: { fields: [] },
 };
 
 export function getActionFields(fields: Action | ExecutedAction | undefined) {
@@ -168,6 +169,7 @@ export function sanitizeActionFields(
   switch (action.type) {
     case ActionType.ARCHIVE:
     case ActionType.MARK_SPAM:
+    case ActionType.MARK_READ:
       return base;
     case ActionType.LABEL: {
       return {
diff --git a/apps/web/utils/actions/validation.ts b/apps/web/utils/actions/validation.ts
index 5e57c9b025..17e7a0c5d7 100644
--- a/apps/web/utils/actions/validation.ts
+++ b/apps/web/utils/actions/validation.ts
@@ -24,6 +24,7 @@ export const zodActionType = z.enum([
   ActionType.REPLY,
   ActionType.SEND_EMAIL,
   ActionType.CALL_WEBHOOK,
+  ActionType.MARK_READ,
 ]);
 
 const zodField = z
diff --git a/apps/web/utils/ai/actions.ts b/apps/web/utils/ai/actions.ts
index 3a2bd296c1..35b33f5352 100644
--- a/apps/web/utils/ai/actions.ts
+++ b/apps/web/utils/ai/actions.ts
@@ -15,6 +15,7 @@ import {
   archiveThread,
   getOrCreateLabel,
   labelThread,
+  markReadThread,
 } from "@/utils/gmail/label";
 import { markSpam } from "@/utils/gmail/spam";
 import type { Attachment } from "@/utils/types/mail";
@@ -261,6 +262,17 @@ const CALL_WEBHOOK: ActionFunctionDef = {
   action: ActionType.CALL_WEBHOOK,
 };
 
+const MARK_READ: ActionFunctionDef = {
+  name: "mark_read",
+  description: "Mark as read.",
+  parameters: {
+    type: "object",
+    properties: {},
+    required: [],
+  },
+  action: ActionType.MARK_READ,
+};
+
 export const actionFunctionDefs: Record<ActionType, ActionFunctionDef> = {
   [ActionType.ARCHIVE]: ARCHIVE,
   [ActionType.LABEL]: LABEL,
@@ -270,6 +282,7 @@ export const actionFunctionDefs: Record<ActionType, ActionFunctionDef> = {
   [ActionType.FORWARD]: FORWARD_EMAIL,
   [ActionType.MARK_SPAM]: MARK_SPAM,
   [ActionType.CALL_WEBHOOK]: CALL_WEBHOOK,
+  [ActionType.MARK_READ]: MARK_READ,
 };
 
 const archive: ActionFunction<Record<string, unknown>> = async (
@@ -421,6 +434,13 @@ const call_webhook: ActionFunction<any> = async (
   });
 };
 
+const mark_read: ActionFunction<any> = async (
+  gmail: gmail_v1.Gmail,
+  email: EmailForAction,
+) => {
+  return await markReadThread({ gmail, threadId: email.threadId, read: true });
+};
+
 export const runActionFunction = async (
   gmail: gmail_v1.Gmail,
   email: EmailForAction,
@@ -453,6 +473,8 @@ export const runActionFunction = async (
       return mark_spam(gmail, email, args, userEmail, executedRule);
     case ActionType.CALL_WEBHOOK:
       return call_webhook(gmail, email, args, userEmail, executedRule);
+    case ActionType.MARK_READ:
+      return mark_read(gmail, email, args, userEmail, executedRule);
     default:
       throw new Error(`Unknown action: ${action}`);
   }
diff --git a/apps/web/utils/ai/rule/create-prompt-from-rule.ts b/apps/web/utils/ai/rule/create-prompt-from-rule.ts
index 39e0c17493..7df8c60969 100644
--- a/apps/web/utils/ai/rule/create-prompt-from-rule.ts
+++ b/apps/web/utils/ai/rule/create-prompt-from-rule.ts
@@ -81,6 +81,9 @@ export function createPromptFromRule(rule: RuleWithRelations): string {
       case ActionType.CALL_WEBHOOK:
         if (action.url) actions.push(`call webhook at ${action.url}`);
         break;
+      case ActionType.MARK_READ:
+        actions.push("mark as read");
+        break;
       default:
         console.warn(`Unknown action type: ${action.type}`);
         // biome-ignore lint/correctness/noSwitchDeclarations: intentional exhaustive check