diff --git a/.github/workflows/ci-e2e-playwright.yml b/.github/workflows/ci-e2e-playwright.yml
index 3bb98eb322cea..e17401297e66e 100644
--- a/.github/workflows/ci-e2e-playwright.yml
+++ b/.github/workflows/ci-e2e-playwright.yml
@@ -41,6 +41,12 @@ env:
     PGPASSWORD: posthog
     PGPORT: 5432
     OIDC_RSA_PRIVATE_KEY: ${{ secrets.OIDC_RSA_PRIVATE_KEY }}
+    OPENAI_API_KEY: ${{ secrets.OPENAI_API_KEY }}
+    ANTHROPIC_API_KEY: ${{ secrets.ANTHROPIC_API_KEY }}
+    GEMINI_API_KEY: ${{ secrets.GEMINI_API_KEY }}
+    INKEEP_API_KEY: ${{ secrets.INKEEP_API_KEY }}
+    AZURE_INFERENCE_CREDENTIAL: ${{ secrets.AZURE_INFERENCE_CREDENTIAL }}
+    AZURE_INFERENCE_ENDPOINT: ${{ secrets.AZURE_INFERENCE_ENDPOINT }}
 
 concurrency:
     group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
@@ -329,7 +335,7 @@ jobs:
             - name: Start PostHog web & Celery worker
               run: |
                   python manage.py run_autoreload_celery --type=worker &> /tmp/celery.log &
-                  python manage.py runserver 8000 &> /tmp/server.log &
+                  python -m granian --interface asgi posthog.asgi:application --host 0.0.0.0 --port 8000 --log-level debug --workers 1 &> /tmp/server.log &
 
             # Install Playwright browsers while we wait for PostHog to be ready
             - name: Install Playwright browsers
diff --git a/ee/api/conversation.py b/ee/api/conversation.py
index 4c04e11e0520e..5b29089f84a72 100644
--- a/ee/api/conversation.py
+++ b/ee/api/conversation.py
@@ -111,17 +111,15 @@ class ConversationViewSet(TeamAndOrgViewSetMixin, ListModelMixin, RetrieveModelM
     lookup_url_kwarg = "conversation"
 
     def safely_get_queryset(self, queryset):
-        # Only allow access to conversations created by the current user
-        qs = queryset.filter(user=self.request.user)
-
-        # Allow sending messages to any conversation
-        if self.action == "create":
-            return qs
-
-        # But retrieval must only return conversations from the assistant and with a title.
-        return qs.filter(
-            title__isnull=False, type__in=[Conversation.Type.DEEP_RESEARCH, Conversation.Type.ASSISTANT]
-        ).order_by("-updated_at")
+        # Only single retrieval of a specific conversation is allowed for other users' conversations (if ID known)
+        if self.action != "retrieve":
+            queryset = queryset.filter(user=self.request.user)
+        # For listing or single retrieval, conversations must be from the assistant and have a title
+        if self.action in ("list", "retrieve"):
+            queryset = queryset.filter(
+                title__isnull=False, type__in=[Conversation.Type.DEEP_RESEARCH, Conversation.Type.ASSISTANT]
+            ).order_by("-updated_at")
+        return queryset
 
     def get_throttles(self):
         if (
diff --git a/ee/api/test/test_conversation.py b/ee/api/test/test_conversation.py
index 06daf42ac282f..9f0998819910d 100644
--- a/ee/api/test/test_conversation.py
+++ b/ee/api/test/test_conversation.py
@@ -156,7 +156,7 @@ def test_add_message_to_existing_conversation(self):
                 self.assertEqual(str(workflow_inputs.trace_id), trace_id)
                 self.assertEqual(workflow_inputs.message["content"], "test query")
 
-    def test_cant_access_other_users_conversation(self):
+    def test_cant_start_other_users_conversation(self):
         conversation = Conversation.objects.create(user=self.other_user, team=self.team)
 
         self.client.force_login(self.user)
@@ -167,6 +167,18 @@ def test_cant_access_other_users_conversation(self):
 
         self.assertEqual(response.status_code, status.HTTP_400_BAD_REQUEST)
 
+    def test_cannot_cancel_other_users_conversation(self):
+        """Test that cancel action cannot use other user's conversation ID"""
+        conversation = Conversation.objects.create(
+            user=self.other_user, team=self.team, title="Other user conversation", type=Conversation.Type.ASSISTANT
+        )
+
+        response = self.client.patch(
+            f"/api/environments/{self.team.id}/conversations/{conversation.id}/cancel/",
+        )
+
+        self.assertEqual(response.status_code, status.HTTP_404_NOT_FOUND)
+
     def test_cant_access_other_teams_conversation(self):
         conversation = Conversation.objects.create(user=self.user, team=self.other_team)
 
@@ -313,11 +325,12 @@ def test_cancel_already_canceling_conversation(self):
         # should be idempotent
         self.assertEqual(response.status_code, status.HTTP_204_NO_CONTENT)
 
-    def test_cancel_other_users_conversation(self):
+    def test_cannot_cancel_other_users_conversation_in_same_project(self):
         conversation = Conversation.objects.create(user=self.other_user, team=self.team)
         response = self.client.patch(
             f"/api/environments/{self.team.id}/conversations/{conversation.id}/cancel/",
         )
+        # This should fail because cancel action also filters by user
         self.assertEqual(response.status_code, status.HTTP_404_NOT_FOUND)
 
     def test_cancel_other_teams_conversation(self):
@@ -484,50 +497,63 @@ def test_list_only_returns_assistant_conversations_with_title(self):
             self.assertIn("messages", results[0])
             self.assertIn("status", results[0])
 
-    def test_retrieve_conversation_without_title_returns_404(self):
-        conversation = Conversation.objects.create(
-            user=self.user, team=self.team, title=None, type=Conversation.Type.ASSISTANT
+    def test_list_conversations_only_returns_own_conversations(self):
+        """Test that listing conversations only returns the current user's conversations"""
+        # Create conversations for different users
+        own_conversation = Conversation.objects.create(
+            user=self.user, team=self.team, title="My conversation", type=Conversation.Type.ASSISTANT
+        )
+        Conversation.objects.create(
+            user=self.other_user, team=self.team, title="Other user conversation", type=Conversation.Type.ASSISTANT
         )
 
         with patch("langgraph.graph.state.CompiledStateGraph.aget_state", new_callable=AsyncMock):
-            response = self.client.get(f"/api/environments/{self.team.id}/conversations/{conversation.id}/")
-            self.assertEqual(response.status_code, status.HTTP_404_NOT_FOUND)
+            response = self.client.get(f"/api/environments/{self.team.id}/conversations/")
+            self.assertEqual(response.status_code, status.HTTP_200_OK)
+
+            results = response.json()["results"]
+            self.assertEqual(len(results), 1)
+            self.assertEqual(results[0]["id"], str(own_conversation.id))
+            self.assertEqual(results[0]["title"], "My conversation")
 
-    def test_retrieve_non_assistant_conversation_returns_404(self):
+    def test_retrieve_own_conversation_succeeds(self):
+        """Test that user can retrieve their own conversation"""
         conversation = Conversation.objects.create(
-            user=self.user, team=self.team, title="Tool call", type=Conversation.Type.TOOL_CALL
+            user=self.user, team=self.team, title="My conversation", type=Conversation.Type.ASSISTANT
         )
 
         with patch("langgraph.graph.state.CompiledStateGraph.aget_state", new_callable=AsyncMock):
             response = self.client.get(f"/api/environments/{self.team.id}/conversations/{conversation.id}/")
-            self.assertEqual(response.status_code, status.HTTP_404_NOT_FOUND)
+            self.assertEqual(response.status_code, status.HTTP_200_OK)
+            self.assertEqual(response.json()["id"], str(conversation.id))
 
-    def test_conversation_serializer_returns_empty_messages_on_validation_error(self):
+    def test_retrieve_other_users_conversation_succeeds(self):
+        """Test that user can retrieve another user's conversation in the same team"""
         conversation = Conversation.objects.create(
-            user=self.user, team=self.team, title="Conversation with validation error", type=Conversation.Type.ASSISTANT
+            user=self.other_user, team=self.team, title="Other user conversation", type=Conversation.Type.ASSISTANT
         )
 
-        # Mock the get_state method to return data that will cause a validation error
-        with patch("langgraph.graph.state.CompiledStateGraph.aget_state", new_callable=AsyncMock) as mock_get_state:
-
-            class MockSnapshot:
-                values = {"invalid_key": "invalid_value"}  # Invalid structure for AssistantState
-
-            mock_get_state.return_value = MockSnapshot()
-
+        with patch("langgraph.graph.state.CompiledStateGraph.aget_state", new_callable=AsyncMock):
             response = self.client.get(f"/api/environments/{self.team.id}/conversations/{conversation.id}/")
             self.assertEqual(response.status_code, status.HTTP_200_OK)
+            self.assertEqual(response.json()["id"], str(conversation.id))
 
-            # Should return empty messages array when validation fails
-            self.assertEqual(response.json()["messages"], [])
+    def test_retrieve_other_teams_conversation_fails(self):
+        """Test that user cannot retrieve conversation from another team"""
+        conversation = Conversation.objects.create(
+            user=self.user, team=self.other_team, title="Other team conversation", type=Conversation.Type.ASSISTANT
+        )
+
+        with patch("langgraph.graph.state.CompiledStateGraph.aget_state", new_callable=AsyncMock):
+            response = self.client.get(f"/api/environments/{self.team.id}/conversations/{conversation.id}/")
+            self.assertEqual(response.status_code, status.HTTP_404_NOT_FOUND)
 
-    def test_list_conversations_ordered_by_updated_at(self):
-        """Verify conversations are listed with most recently updated first"""
+    def test_conversations_ordered_by_updated_at_descending(self):
+        """Test that conversations are ordered by updated_at in descending order"""
         # Create conversations with different update times
         conversation1 = Conversation.objects.create(
             user=self.user, team=self.team, title="Older conversation", type=Conversation.Type.ASSISTANT
         )
-
         conversation2 = Conversation.objects.create(
             user=self.user, team=self.team, title="Newer conversation", type=Conversation.Type.ASSISTANT
         )
@@ -535,7 +561,6 @@ def test_list_conversations_ordered_by_updated_at(self):
         # Set updated_at explicitly to ensure order
         conversation1.updated_at = timezone.now() - datetime.timedelta(hours=1)
         conversation1.save()
-
         conversation2.updated_at = timezone.now()
         conversation2.save()
 
@@ -546,7 +571,7 @@ def test_list_conversations_ordered_by_updated_at(self):
             results = response.json()["results"]
             self.assertEqual(len(results), 2)
 
-            # First result should be the newer conversation
+            # First result should be the newer conversation (most recent first)
             self.assertEqual(results[0]["id"], str(conversation2.id))
             self.assertEqual(results[0]["title"], "Newer conversation")
 
diff --git a/ee/hogai/api/serializers.py b/ee/hogai/api/serializers.py
index d911dbafeafc2..b68b98c45a2ee 100644
--- a/ee/hogai/api/serializers.py
+++ b/ee/hogai/api/serializers.py
@@ -5,6 +5,7 @@
 from langgraph.graph.state import CompiledStateGraph
 from rest_framework import serializers
 
+from posthog.api.shared import UserBasicSerializer
 from posthog.exceptions_capture import capture_exception
 
 from ee.hogai.chat_agent.graph import AssistantGraph
@@ -15,7 +16,7 @@
 from ee.hogai.utils.types.composed import AssistantMaxGraphState
 from ee.models.assistant import Conversation
 
-_conversation_fields = ["id", "status", "title", "created_at", "updated_at", "type"]
+_conversation_fields = ["id", "status", "title", "user", "created_at", "updated_at", "type"]
 
 MaxGraphType = DeepResearchAssistantGraph | AssistantGraph
 
@@ -32,8 +33,10 @@ class Meta:
         fields = _conversation_fields
         read_only_fields = fields
 
+    user = UserBasicSerializer(read_only=True)
 
-class ConversationSerializer(serializers.ModelSerializer):
+
+class ConversationSerializer(ConversationMinimalSerializer):
     class Meta:
         model = Conversation
         fields = [*_conversation_fields, "messages", "has_unsupported_content"]
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index f9a3c62c8422b..d722db7173a65 100644
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diff --git a/frontend/src/scenes/max/Max.stories.tsx b/frontend/src/scenes/max/Max.stories.tsx
index 49aafe1642f76..e272becdd0474 100644
--- a/frontend/src/scenes/max/Max.stories.tsx
+++ b/frontend/src/scenes/max/Max.stories.tsx
@@ -9,7 +9,7 @@ import {
     longResponseChunk,
     sqlQueryResponseChunk,
 } from './__mocks__/chatResponse.mocks'
-import { MOCK_DEFAULT_ORGANIZATION } from 'lib/api.mock'
+import { MOCK_DEFAULT_BASIC_USER, MOCK_DEFAULT_ORGANIZATION } from 'lib/api.mock'
 
 import { Meta, StoryFn } from '@storybook/react'
 import { useActions, useValues } from 'kea'
@@ -62,6 +62,7 @@ const meta: Meta = {
                         title: 'Test Conversation',
                         created_at: '2025-04-29T17:44:21.654307Z',
                         updated_at: '2025-04-29T17:44:29.184791Z',
+                        user: MOCK_DEFAULT_BASIC_USER,
                         messages: [],
                     },
                 ],
@@ -360,6 +361,62 @@ export const ThreadWithEmptyConversation: StoryFn = () => {
     return <Template />
 }
 
+export const SharedThread: StoryFn = () => {
+    const sharedConversationId = 'shared-conversation-123'
+
+    useStorybookMocks({
+        get: {
+            '/api/environments/:team_id/conversations/': () => [200, conversationList],
+            [`/api/environments/:team_id/conversations/${sharedConversationId}/`]: () => [
+                200,
+                {
+                    id: sharedConversationId,
+                    status: 'idle',
+                    title: 'Shared Analysis: User Retention Insights',
+                    created_at: '2025-01-15T10:30:00.000000Z',
+                    updated_at: '2025-01-15T11:45:00.000000Z',
+                    user: {
+                        id: 1337, // Different user from MOCK_DEFAULT_BASIC_USER
+                        uuid: 'ANOTHER_USER_UUID',
+                        email: 'another@test.com',
+                        first_name: 'Another',
+                        last_name: 'User',
+                    },
+                    messages: [
+                        {
+                            id: 'msg-1',
+                            content: 'Can you analyze our user retention patterns and suggest improvements?',
+                            type: 'human',
+                            created_at: '2025-01-15T10:30:00.000000Z',
+                        },
+                        {
+                            id: 'msg-2',
+                            content:
+                                "I'll analyze your user retention patterns. Let me start by examining your data.\n\nBased on the analysis, I can see several key insights:\n\n1. **Day 1 retention**: 45% of users return the next day\n2. **Week 1 retention**: 28% of users are still active after 7 days\n3. **Month 1 retention**: 15% of users remain engaged after 30 days\n\n**Key findings:**\n- Mobile users have 20% higher retention than desktop users\n- Users who complete onboarding have 3x better retention\n- Peak usage occurs between 6-9 PM local time\n\n**Recommendations:**\n1. Improve onboarding completion rate\n2. Implement mobile-first features\n3. Add engagement features for the 6-9 PM window\n4. Create re-engagement campaigns for users who drop off after day 1",
+                            type: 'ai',
+                            created_at: '2025-01-15T11:45:00.000000Z',
+                        },
+                    ],
+                },
+            ],
+        },
+    })
+
+    const { setConversationId } = useActions(maxLogic({ tabId: 'storybook' }))
+
+    useEffect(() => {
+        // Simulate loading a shared conversation via URL parameter
+        setConversationId(sharedConversationId)
+    }, [setConversationId])
+
+    return <Template />
+}
+SharedThread.parameters = {
+    testOptions: {
+        waitForLoadersToDisappear: false,
+    },
+}
+
 export const ThreadWithInProgressConversation: StoryFn = () => {
     useStorybookMocks({
         get: {
@@ -594,6 +651,7 @@ export const ChatWithUIContext: StoryFn = () => {
                     title: 'Event Context Test',
                     created_at: '2025-04-29T17:44:21.654307Z',
                     updated_at: '2025-04-29T17:44:29.184791Z',
+                    user: MOCK_DEFAULT_BASIC_USER,
                     messages: [],
                 },
             ],
diff --git a/frontend/src/scenes/max/Max.tsx b/frontend/src/scenes/max/Max.tsx
index 2936d4dd8a2df..24955f509d2bf 100644
--- a/frontend/src/scenes/max/Max.tsx
+++ b/frontend/src/scenes/max/Max.tsx
@@ -1,13 +1,23 @@
 import { BindLogic, useActions, useValues } from 'kea'
 import React from 'react'
 
-import { IconArrowLeft, IconChevronLeft, IconOpenSidebar, IconPlus, IconSidePanel } from '@posthog/icons'
+import {
+    IconArrowLeft,
+    IconChevronLeft,
+    IconExpand45,
+    IconLock,
+    IconOpenSidebar,
+    IconPlus,
+    IconShare,
+    IconSidePanel,
+} from '@posthog/icons'
 import { LemonBanner, LemonTag } from '@posthog/lemon-ui'
 
 import { NotFound } from 'lib/components/NotFound'
 import { FEATURE_FLAGS } from 'lib/constants'
 import { LemonButton } from 'lib/lemon-ui/LemonButton'
 import { featureFlagLogic } from 'lib/logic/featureFlagLogic'
+import { copyToClipboard } from 'lib/utils/copyToClipboard'
 import { appLogic } from 'scenes/appLogic'
 import { maxGlobalLogic } from 'scenes/max/maxGlobalLogic'
 import { sceneLogic } from 'scenes/sceneLogic'
@@ -191,7 +201,7 @@ export const MaxInstance = React.memo(function MaxInstance({
                             )}
                         </h3>
                     </div>
-                    {!conversationHistoryVisible && !threadVisible && !isAIOnlyMode && (
+                    {conversationId && !conversationHistoryVisible && !threadVisible && !isAIOnlyMode && (
                         <LemonButton
                             size="small"
                             icon={<IconPlus />}
@@ -200,9 +210,32 @@ export const MaxInstance = React.memo(function MaxInstance({
                             tooltipPlacement="bottom"
                         />
                     )}
+                    {conversationId && (
+                        <LemonButton
+                            size="small"
+                            icon={<IconShare />}
+                            onClick={() => {
+                                copyToClipboard(
+                                    urls.absolute(urls.currentProject(urls.max(conversationId))),
+                                    'conversation sharing link'
+                                )
+                            }}
+                            tooltip={
+                                <>
+                                    Copy link to chat
+                                    <br />
+                                    <em>
+                                        <IconLock /> Requires organization access
+                                    </em>
+                                </>
+                            }
+                            tooltipPlacement="bottom-end"
+                        />
+                    )}
                     {!isAIOnlyMode && (
                         <LemonButton
                             size="small"
+                            sideIcon={<IconExpand45 />}
                             to={urls.max(conversationId ?? undefined)}
                             onClick={() => {
                                 closeSidePanel()
@@ -223,19 +256,36 @@ export const MaxInstance = React.memo(function MaxInstance({
                 name={null}
                 resourceType={{ type: 'chat' }}
                 actions={
-                    conversationId && tabId ? (
-                        <LemonButton
-                            size="small"
-                            type="secondary"
-                            sideIcon={<IconOpenSidebar />}
-                            onClick={() => {
-                                openSidePanelMax(conversationId)
-                                closeTabId(tabId)
-                            }}
-                        >
-                            Open in side panel
-                        </LemonButton>
-                    ) : undefined
+                    <>
+                        {tabId ? (
+                            <LemonButton
+                                size="small"
+                                type="secondary"
+                                sideIcon={<IconShare />}
+                                onClick={() => {
+                                    copyToClipboard(
+                                        urls.absolute(urls.currentProject(urls.max(conversationId ?? undefined))),
+                                        'conversation sharing link'
+                                    )
+                                }}
+                            >
+                                Copy link to chat
+                            </LemonButton>
+                        ) : undefined}
+                        {tabId ? (
+                            <LemonButton
+                                size="small"
+                                type="secondary"
+                                sideIcon={<IconOpenSidebar />}
+                                onClick={() => {
+                                    openSidePanelMax(conversationId ?? undefined)
+                                    closeTabId(tabId)
+                                }}
+                            >
+                                Open in side panel
+                            </LemonButton>
+                        ) : undefined}
+                    </>
                 }
             />
             <div className="grow flex flex-col">{content}</div>
diff --git a/frontend/src/scenes/max/Thread.tsx b/frontend/src/scenes/max/Thread.tsx
index 0399601872057..5b314f6352db5 100644
--- a/frontend/src/scenes/max/Thread.tsx
+++ b/frontend/src/scenes/max/Thread.tsx
@@ -177,7 +177,7 @@ interface MessageProps {
 function Message({ message, isLastInGroup, isFinal }: MessageProps): JSX.Element {
     const { editInsightToolRegistered, registeredToolMap } = useValues(maxGlobalLogic)
     const { activeTabId, activeSceneId } = useValues(sceneLogic)
-    const { threadLoading } = useValues(maxThreadLogic)
+    const { threadLoading, isSharedThread } = useValues(maxThreadLogic)
 
     const groupType = message.type === 'human' ? 'human' : 'ai'
     const key = message.id || 'no-id'
@@ -332,7 +332,7 @@ function Message({ message, isLastInGroup, isFinal }: MessageProps): JSX.Element
                             <TextAnswer
                                 key={key}
                                 message={message}
-                                interactable={isLastInGroup}
+                                interactable={!isSharedThread && isLastInGroup}
                                 isFinalGroup={isFinal}
                             />
                         )
diff --git a/frontend/src/scenes/max/__mocks__/conversationList.json b/frontend/src/scenes/max/__mocks__/conversationList.json
index 20d93021ae1e6..9d369356d8966 100644
--- a/frontend/src/scenes/max/__mocks__/conversationList.json
+++ b/frontend/src/scenes/max/__mocks__/conversationList.json
@@ -9,6 +9,11 @@
             "title": "Loading the thread in progress",
             "created_at": "2025-04-29T17:44:21.654307Z",
             "updated_at": "2025-04-29T17:44:29.184791Z",
+            "user": {
+                "id": 178,
+                "uuid": "USER_UUID",
+                "email": "mock@test.com"
+            },
             "messages": [
                 {
                     "type": "human",
@@ -23,6 +28,11 @@
             "title": "Counting users chatting from USA",
             "created_at": "2025-04-29T17:44:21.654307Z",
             "updated_at": "2025-04-29T17:44:29.184791Z",
+            "user": {
+                "id": 178,
+                "uuid": "USER_UUID",
+                "email": "mock@test.com"
+            },
             "messages": []
         },
         {
@@ -31,6 +41,11 @@
             "title": "Writing poems",
             "created_at": "2025-04-29T17:44:21.654307Z",
             "updated_at": "2025-04-29T17:44:29.184791Z",
+            "user": {
+                "id": 178,
+                "uuid": "USER_UUID",
+                "email": "mock@test.com"
+            },
             "messages": [
                 {
                     "content": "write a poem",
diff --git a/frontend/src/scenes/max/components/QuestionInput.tsx b/frontend/src/scenes/max/components/QuestionInput.tsx
index 3afc1352acb12..f3f5975f0fed6 100644
--- a/frontend/src/scenes/max/components/QuestionInput.tsx
+++ b/frontend/src/scenes/max/components/QuestionInput.tsx
@@ -55,8 +55,16 @@ export const QuestionInput = React.forwardRef<HTMLDivElement, QuestionInputProps
     const { dataProcessingAccepted, tools } = useValues(maxGlobalLogic)
     const { question } = useValues(maxLogic)
     const { setQuestion } = useActions(maxLogic)
-    const { threadLoading, inputDisabled, submissionDisabledReason, deepResearchMode, cancelLoading, pendingPrompt } =
-        useValues(maxThreadLogic)
+    const {
+        conversation,
+        threadLoading,
+        inputDisabled,
+        submissionDisabledReason,
+        isSharedThread,
+        deepResearchMode,
+        cancelLoading,
+        pendingPrompt,
+    } = useValues(maxThreadLogic)
     const { askMax, stopGeneration, completeThreadGeneration, setDeepResearchMode } = useActions(maxThreadLogic)
 
     const [showAutocomplete, setShowAutocomplete] = useState(false)
@@ -110,28 +118,32 @@ export const QuestionInput = React.forwardRef<HTMLDivElement, QuestionInputProps
                             }
                         }}
                     >
-                        <div className="pt-1">
-                            {!isThreadVisible ? (
-                                <div className="flex items-start justify-between">
+                        {!isSharedThread && (
+                            <div className="pt-1">
+                                {!isThreadVisible ? (
+                                    <div className="flex items-start justify-between">
+                                        <ContextDisplay size={contextDisplaySize} />
+                                        <div className="flex items-start gap-1 h-full mt-1 mr-1">{topActions}</div>
+                                    </div>
+                                ) : (
                                     <ContextDisplay size={contextDisplaySize} />
-                                    <div className="flex items-start gap-1 h-full mt-1 mr-1">{topActions}</div>
-                                </div>
-                            ) : (
-                                <ContextDisplay size={contextDisplaySize} />
-                            )}
-                        </div>
+                                )}
+                            </div>
+                        )}
 
                         <SlashCommandAutocomplete visible={showAutocomplete} onClose={() => setShowAutocomplete(false)}>
                             <LemonTextArea
                                 ref={textAreaRef}
-                                value={question}
-                                onChange={setQuestion}
+                                value={isSharedThread ? '' : question}
+                                onChange={(value) => setQuestion(value)}
                                 placeholder={
-                                    threadLoading
-                                        ? 'Thinking…'
-                                        : isThreadVisible
-                                          ? placeholder || 'Ask follow-up (/ for commands)'
-                                          : 'Ask away (/ for commands)'
+                                    conversation && isSharedThread
+                                        ? `This thread was shared with you by ${conversation.user.first_name} ${conversation.user.last_name}`
+                                        : threadLoading
+                                          ? 'Thinking…'
+                                          : isThreadVisible
+                                            ? placeholder || 'Ask follow-up (/ for commands)'
+                                            : 'Ask away (/ for commands)'
                                 }
                                 onPressEnter={() => {
                                     if (question && !submissionDisabledReason && !threadLoading) {
@@ -150,6 +162,7 @@ export const QuestionInput = React.forwardRef<HTMLDivElement, QuestionInputProps
                     <div
                         className={clsx(
                             'absolute flex items-center',
+                            isSharedThread && 'hidden', // Submit not available at all for shared threads
                             isThreadVisible ? 'bottom-[9px] right-[9px]' : 'bottom-[7px] right-[7px]'
                         )}
                     >
@@ -198,13 +211,15 @@ export const QuestionInput = React.forwardRef<HTMLDivElement, QuestionInputProps
                         </AIConsentPopoverWrapper>
                     </div>
                 </div>
-                <ToolsDisplay
-                    isFloating={isThreadVisible}
-                    tools={tools}
-                    bottomActions={bottomActions}
-                    deepResearchMode={deepResearchMode}
-                />
-                {showDeepResearchModeToggle && (
+                {!isSharedThread && (
+                    <ToolsDisplay
+                        isFloating={isThreadVisible}
+                        tools={tools}
+                        bottomActions={bottomActions}
+                        deepResearchMode={deepResearchMode}
+                    />
+                )}
+                {!isSharedThread && showDeepResearchModeToggle && (
                     <div className="flex justify-end gap-1 w-full p-1">
                         <LemonSwitch
                             checked={deepResearchMode}
diff --git a/frontend/src/scenes/max/maxThreadLogic.test.ts b/frontend/src/scenes/max/maxThreadLogic.test.ts
index af7d9757b5384..16408c69fd588 100644
--- a/frontend/src/scenes/max/maxThreadLogic.test.ts
+++ b/frontend/src/scenes/max/maxThreadLogic.test.ts
@@ -1,3 +1,5 @@
+import { MOCK_DEFAULT_BASIC_USER } from 'lib/api.mock'
+
 import { router } from 'kea-router'
 import { partial } from 'kea-test-utils'
 import { expectLogic } from 'kea-test-utils'
@@ -660,6 +662,7 @@ describe('maxThreadLogic', () => {
                 id: MOCK_CONVERSATION_ID,
                 status: ConversationStatus.Idle,
                 title: 'Test conversation',
+                user: MOCK_DEFAULT_BASIC_USER,
                 created_at: new Date().toISOString(),
                 updated_at: new Date().toISOString(),
                 messages: [
@@ -704,10 +707,11 @@ describe('maxThreadLogic', () => {
         })
 
         it('initializes threadRaw as empty array when conversation has no messages', async () => {
-            const conversationWithoutMessages = {
+            const conversationWithoutMessages: ConversationDetail = {
                 id: MOCK_CONVERSATION_ID,
                 status: ConversationStatus.Idle,
                 title: 'Empty conversation',
+                user: MOCK_DEFAULT_BASIC_USER,
                 created_at: new Date().toISOString(),
                 updated_at: new Date().toISOString(),
                 messages: [],
@@ -733,6 +737,7 @@ describe('maxThreadLogic', () => {
                 id: MOCK_CONVERSATION_ID,
                 status: ConversationStatus.Idle,
                 title: 'Test conversation',
+                user: MOCK_DEFAULT_BASIC_USER,
                 created_at: new Date().toISOString(),
                 updated_at: new Date().toISOString(),
                 messages: [],
diff --git a/frontend/src/scenes/max/maxThreadLogic.tsx b/frontend/src/scenes/max/maxThreadLogic.tsx
index f3e5b811616fa..acf174c8b03e8 100644
--- a/frontend/src/scenes/max/maxThreadLogic.tsx
+++ b/frontend/src/scenes/max/maxThreadLogic.tsx
@@ -27,6 +27,7 @@ import { maxContextLogic } from 'scenes/max/maxContextLogic'
 import { notebookLogic } from 'scenes/notebooks/Notebook/notebookLogic'
 import { NotebookTarget } from 'scenes/notebooks/types'
 import { urls } from 'scenes/urls'
+import { userLogic } from 'scenes/userLogic'
 
 import { openNotebook } from '~/models/notebooksModel'
 import {
@@ -580,6 +581,11 @@ export const maxThreadLogic = kea<maxThreadLogicType>([
             (conversation, propsConversationId) => conversation?.id || propsConversationId,
         ],
 
+        isSharedThread: [
+            (s) => [s.conversation, userLogic.selectors.user],
+            (conversation, user): boolean => !!conversation?.user && !!user && conversation.user.uuid !== user.uuid,
+        ],
+
         threadLoading: [
             (s) => [s.conversationLoading, s.streamingActive],
             (conversationLoading, streamingActive) => conversationLoading || streamingActive,
@@ -682,12 +688,12 @@ export const maxThreadLogic = kea<maxThreadLogicType>([
         ],
 
         inputDisabled: [
-            (s) => [s.formPending, s.threadLoading, s.dataProcessingAccepted],
-            (formPending, threadLoading, dataProcessingAccepted) =>
+            (s) => [s.formPending, s.threadLoading, s.dataProcessingAccepted, s.isSharedThread],
+            (formPending, threadLoading, dataProcessingAccepted, isSharedThread) =>
                 // Input unavailable when:
                 // - Answer must be provided using a form returned by Max only
                 // - We are awaiting user to approve or reject external AI processing data
-                formPending || (threadLoading && !dataProcessingAccepted),
+                isSharedThread || formPending || (threadLoading && !dataProcessingAccepted),
         ],
 
         submissionDisabledReason: [
diff --git a/frontend/src/scenes/max/messages/MessageTemplate.tsx b/frontend/src/scenes/max/messages/MessageTemplate.tsx
index 4ca191cf8310b..c1dcff03c80f6 100644
--- a/frontend/src/scenes/max/messages/MessageTemplate.tsx
+++ b/frontend/src/scenes/max/messages/MessageTemplate.tsx
@@ -23,6 +23,7 @@ export const MessageTemplate = React.forwardRef<HTMLDivElement, MessageTemplateP
                 className
             )}
             ref={ref}
+            data-message-type={type}
         >
             <div className={twMerge('max-w-full', wrapperClassName)}>
                 {header}
diff --git a/frontend/src/scenes/max/testUtils.ts b/frontend/src/scenes/max/testUtils.ts
index 3f1cd3357f090..2afae90d1a6e3 100644
--- a/frontend/src/scenes/max/testUtils.ts
+++ b/frontend/src/scenes/max/testUtils.ts
@@ -1,3 +1,5 @@
+import { MOCK_DEFAULT_BASIC_USER } from 'lib/api.mock'
+
 import { ReadableStream } from 'node:stream/web'
 
 import api from 'lib/api'
@@ -25,6 +27,7 @@ export const MOCK_CONVERSATION: Conversation = {
     title: 'Testing',
     created_at: new Date().toISOString(),
     updated_at: new Date().toISOString(),
+    user: MOCK_DEFAULT_BASIC_USER,
     type: ConversationType.Assistant,
 }
 
@@ -48,6 +51,7 @@ export function mockStream(): jest.SpyInstance {
                     title: '',
                     created_at: new Date().toISOString(),
                     updated_at: new Date().toISOString(),
+                    user: MOCK_DEFAULT_BASIC_USER,
                     type: ConversationType.Assistant,
                 }
                 enqueue({
diff --git a/frontend/src/types.ts b/frontend/src/types.ts
index 6e1d4307f6cb0..f10b29028b750 100644
--- a/frontend/src/types.ts
+++ b/frontend/src/types.ts
@@ -5785,6 +5785,7 @@ export type NotebookInfo = DeepResearchNotebook
 
 export interface Conversation {
     id: string
+    user: UserBasicType
     status: ConversationStatus
     title: string | null
     created_at: string | null
diff --git a/playwright/e2e/ai.spec.ts b/playwright/e2e/ai.spec.ts
new file mode 100644
index 0000000000000..51bf6cc067d7a
--- /dev/null
+++ b/playwright/e2e/ai.spec.ts
@@ -0,0 +1,65 @@
+import { expect, test } from '../utils/playwright-test-base'
+
+test.describe('PostHog AI', () => {
+    test.beforeEach(async ({ page }) => {
+        // Check if the AI sidepanel button is available (requires artificial-hog feature flag)
+        const sidepanelButton = page.locator('[data-attr="sidepanel-tab-max"]')
+
+        try {
+            // Wait for the button to appear with a reasonable timeout
+            await sidepanelButton.waitFor({ state: 'visible', timeout: 15000 })
+        } catch {
+            // If button doesn't appear, skip the test
+            test.skip(true, 'AI feature (artificial-hog flag) is not enabled for this user')
+            return
+        }
+
+        // Open the AI side panel
+        await sidepanelButton.click()
+    })
+
+    test('See AI interface', async ({ page }) => {
+        // Verify the AI intro/welcome screen is visible (using a more specific heading)
+        await expect(page.getByRole('heading', { name: /Try PostHog AI/ })).toBeVisible()
+
+        // Verify the question input is visible
+        await expect(page.getByPlaceholder('Ask away (/ for commands)')).toBeVisible()
+    })
+
+    test('Ask a question and receive answer', async ({ page }) => {
+        // Type a very specific prompt that should get an exact response
+        const questionInput = page.getByPlaceholder('Ask away (/ for commands)')
+        await questionInput.click()
+        await questionInput.fill("Output just the word 'Cześć' and nothing else")
+
+        // Submit the question by pressing Enter
+        await questionInput.press('Enter')
+
+        // Wait for the question to appear in the thread
+        await expect(
+            page.locator('[data-message-type="human"]').getByText("Output just the word 'Cześć' and nothing else")
+        ).toBeVisible()
+
+        // Wait for AI to respond with exactly "Cześć"
+        await expect(page.locator('[data-message-type="ai"]').getByText('Cześć')).toBeVisible({ timeout: 30000 })
+    })
+
+    test('Input field states', async ({ page }) => {
+        const questionInput = page.getByPlaceholder('Ask away (/ for commands)')
+
+        // Input should be enabled initially
+        await expect(questionInput).toBeEnabled()
+
+        // Type a question
+        await questionInput.fill('Test question')
+
+        // Verify the text appears
+        await expect(questionInput).toHaveValue('Test question')
+
+        // Submit
+        await questionInput.press('Enter')
+
+        // After submission, placeholder should change to "Thinking…"
+        await expect(page.getByPlaceholder('Thinking…')).toBeVisible({ timeout: 5000 })
+    })
+})