diff --git a/react/src/components/Chat/DeploymentSelect.tsx b/react/src/components/Chat/DeploymentSelect.tsx
new file mode 100644
index 0000000000..9c05ef101f
--- /dev/null
+++ b/react/src/components/Chat/DeploymentSelect.tsx
@@ -0,0 +1,232 @@
+import {
+  DeploymentSelectQuery,
+  DeploymentSelectQuery$data,
+  DeploymentFilter,
+} from '../../__generated__/DeploymentSelectQuery.graphql';
+import { DeploymentSelectValueQuery } from '../../__generated__/DeploymentSelectValueQuery.graphql';
+import BAILink from '../BAILink';
+import BAISelect from '../BAISelect';
+import TotalFooter from '../TotalFooter';
+import { useControllableValue } from 'ahooks';
+import { GetRef, SelectProps, Skeleton, Tooltip } from 'antd';
+import { BAIFlex, toLocalId } from 'backend.ai-ui';
+import _ from 'lodash';
+import { InfoIcon } from 'lucide-react';
+import React, { useDeferredValue, useEffect, useRef, useState } from 'react';
+import { useTranslation } from 'react-i18next';
+import { graphql, useLazyLoadQuery } from 'react-relay';
+import { useRelayCursorPaginatedQuery } from 'src/hooks/useRelayCursorPaginatedQuery';
+
+export type Deployment = NonNullableNodeOnEdges<
+  DeploymentSelectQuery$data['deployments']
+>;
+
+export interface DeploymentSelectProps
+  extends Omit<SelectProps, 'options' | 'labelInValue'> {
+  fetchKey?: string;
+  filter?: DeploymentFilter;
+}
+
+const DeploymentSelect: React.FC<DeploymentSelectProps> = ({
+  fetchKey,
+  filter,
+  loading,
+  ...selectPropsWithoutLoading
+}) => {
+  const { t } = useTranslation();
+  const [controllableValue, setControllableValue] = useControllableValue<
+    string | undefined
+  >(selectPropsWithoutLoading);
+  const [controllableOpen, setControllableOpen] = useControllableValue<boolean>(
+    selectPropsWithoutLoading,
+    {
+      valuePropName: 'open',
+      trigger: 'onDropdownVisibleChange',
+    },
+  );
+  const deferredOpen = useDeferredValue(controllableOpen);
+  const [searchStr, setSearchStr] = useState<string>();
+  const deferredSearchStr = useDeferredValue(searchStr);
+
+  const selectRef = useRef<GetRef<typeof BAISelect> | null>(null);
+
+  // Query for selected deployment details
+  const { deployment: selectedDeployment } =
+    useLazyLoadQuery<DeploymentSelectValueQuery>(
+      graphql`
+        query DeploymentSelectValueQuery($id: ID!) {
+          deployment(id: $id) {
+            id
+            metadata {
+              name
+              status
+              createdAt
+            }
+          }
+        }
+      `,
+      {
+        id: controllableValue ?? '',
+      },
+      {
+        // to skip the query when controllableValue is empty
+        fetchPolicy: controllableValue ? 'store-or-network' : 'store-only',
+      },
+    );
+
+  // Paginated deployments query (cursor-based)
+  const {
+    paginationData,
+    result: { deployments },
+    loadNext,
+    isLoadingNext,
+  } = useRelayCursorPaginatedQuery<DeploymentSelectQuery, Deployment>(
+    graphql`
+      query DeploymentSelectQuery(
+        $first: Int
+        $after: String
+        $filter: DeploymentFilter
+        $orderBy: [DeploymentOrderBy!]
+      ) {
+        deployments(
+          first: $first
+          after: $after
+          filter: $filter
+          orderBy: $orderBy
+        ) {
+          count
+          pageInfo {
+            hasNextPage
+            endCursor
+          }
+          edges {
+            node {
+              id
+              metadata {
+                name
+                status
+                createdAt
+              }
+            }
+          }
+        }
+      }
+    `,
+    { first: 10 },
+    {
+      filter,
+      ...(deferredSearchStr
+        ? {
+            filter: {
+              ...filter,
+              name: { iContains: `%${deferredSearchStr}%` },
+            },
+          }
+        : {}),
+    },
+    {
+      fetchKey,
+      fetchPolicy: deferredOpen ? 'network-only' : 'store-only',
+    },
+    {
+      // getTotal: (result) => result.deployments?.count,
+      getItem: (result) => result.deployments?.edges?.map((e) => e.node),
+      getPageInfo: (result) => {
+        const pageInfo = result.deployments?.pageInfo;
+        return {
+          hasNextPage: pageInfo?.hasNextPage ?? false,
+          endCursor: pageInfo?.endCursor ?? undefined,
+        };
+      },
+      getId: (item: Deployment) => item?.id,
+    },
+  );
+
+  const selectOptions = _.map(paginationData, (item: Deployment) => {
+    return {
+      label: item?.metadata?.name,
+      value: item?.id,
+      deployment: item,
+    };
+  });
+
+  const [optimisticValueWithLabel, setOptimisticValueWithLabel] = useState(
+    selectedDeployment
+      ? {
+          label: selectedDeployment?.metadata?.name || undefined,
+          value: selectedDeployment?.id || undefined,
+        }
+      : controllableValue
+        ? {
+            label: controllableValue,
+            value: controllableValue,
+          }
+        : controllableValue,
+  );
+
+  const isValueMatched = searchStr === deferredSearchStr;
+  useEffect(() => {
+    if (isValueMatched) {
+      selectRef.current?.scrollTo(0);
+    }
+  }, [isValueMatched]);
+
+  return (
+    <BAISelect
+      ref={selectRef}
+      placeholder={t('deployment.SelectDeployment')}
+      style={{ minWidth: 100 }}
+      showSearch
+      searchValue={searchStr}
+      onSearch={(v) => {
+        setSearchStr(v);
+      }}
+      labelRender={({ label }: { label: React.ReactNode }) => {
+        return label ? (
+          <BAIFlex gap="xxs">
+            {label}
+            <Tooltip title={t('general.NavigateToDetailPage')}>
+              <BAILink
+                to={`/deployment/${toLocalId(selectedDeployment?.id || '')}`}
+              >
+                <InfoIcon />
+              </BAILink>
+            </Tooltip>
+          </BAIFlex>
+        ) : (
+          label
+        );
+      }}
+      autoClearSearchValue
+      filterOption={false}
+      loading={searchStr !== deferredSearchStr || loading}
+      options={selectOptions}
+      {...selectPropsWithoutLoading}
+      // override value and onChange
+      labelInValue // use labelInValue to display the selected option label
+      value={optimisticValueWithLabel}
+      onChange={(v, option) => {
+        setOptimisticValueWithLabel(v);
+        setControllableValue(v.value, option);
+        selectPropsWithoutLoading.onChange?.(v.value || '', option);
+      }}
+      endReached={() => {
+        loadNext();
+      }}
+      open={controllableOpen}
+      onDropdownVisibleChange={setControllableOpen}
+      notFoundContent={
+        _.isUndefined(paginationData) ? (
+          <Skeleton.Input active size="small" block />
+        ) : undefined
+      }
+      footer={
+        _.isNumber(deployments?.count) && deployments.count > 0 ? (
+          <TotalFooter loading={isLoadingNext} total={deployments?.count} />
+        ) : undefined
+      }
+    />
+  );
+};
+
+export default DeploymentSelect;
diff --git a/react/src/hooks/useRelayCursorPaginatedQuery.ts b/react/src/hooks/useRelayCursorPaginatedQuery.ts
new file mode 100644
index 0000000000..159cc891ac
--- /dev/null
+++ b/react/src/hooks/useRelayCursorPaginatedQuery.ts
@@ -0,0 +1,91 @@
+import _ from 'lodash';
+import { useState, useRef, useMemo, useTransition, useEffect } from 'react';
+import { GraphQLTaggedNode, useLazyLoadQuery } from 'react-relay';
+import type { OperationType } from 'relay-runtime';
+
+/**
+ * Cursor-based pagination hook for Relay-compliant GraphQL connections.
+ * Supports queries with `first`, `after`, `last`, `before`, etc.
+ */
+export type CursorOptions<Result, ItemType> = {
+  getItem: (result: Result) => ItemType[] | undefined;
+  // getTotal: (result: Result) => number | undefined;
+  getPageInfo: (result: Result) => {
+    hasNextPage: boolean;
+    endCursor?: string;
+    hasPreviousPage?: boolean;
+    startCursor?: string;
+  };
+  getId: (item: ItemType) => string | undefined | null;
+};
+
+export function useRelayCursorPaginatedQuery<T extends OperationType, ItemType>(
+  query: GraphQLTaggedNode,
+  initialPaginationVariables: { first?: number; last?: number },
+  otherVariables: Omit<
+    Partial<T['variables']>,
+    'first' | 'last' | 'after' | 'before'
+  >,
+  options: Parameters<typeof useLazyLoadQuery<T>>[2],
+  {
+    getItem,
+    getId,
+    // getTotal,
+    getPageInfo,
+  }: CursorOptions<T['response'], ItemType>,
+) {
+  const [cursor, setCursor] = useState<string | undefined>(undefined);
+  const [isLoadingNext, startLoadingNextTransition] = useTransition();
+  const previousResult = useRef<ItemType[]>([]);
+
+  const previousOtherVariablesRef = useRef(otherVariables);
+
+  const isNewOtherVariables = !_.isEqual(
+    previousOtherVariablesRef.current,
+    otherVariables,
+  );
+
+  const variables = {
+    ...initialPaginationVariables,
+    ...otherVariables,
+    after: cursor,
+  };
+
+  const result = useLazyLoadQuery<T>(query, variables, options);
+
+  const data = useMemo(() => {
+    const items = getItem(result);
+    return items
+      ? _.uniqBy([...previousResult.current, ...items], getId)
+      : undefined;
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [result]);
+
+  const pageInfo = getPageInfo(result);
+  const hasNext = pageInfo.hasNextPage;
+
+  const loadNext = () => {
+    if (isLoadingNext || !hasNext) return;
+    previousResult.current = data || [];
+    startLoadingNextTransition(() => {
+      setCursor(pageInfo.endCursor);
+    });
+  };
+
+  useEffect(() => {
+    // Reset cursor when otherVariables change
+    if (isNewOtherVariables) {
+      previousResult.current = [];
+      setCursor(undefined);
+    }
+    // eslint-disable-next-line react-hooks/exhaustive-deps
+  }, [isNewOtherVariables]);
+
+  return {
+    paginationData: data,
+    result,
+    loadNext,
+    hasNext,
+    isLoadingNext,
+  };
+}
diff --git a/resources/i18n/de.json b/resources/i18n/de.json
index 3b618c453b..e8dae66982 100644
--- a/resources/i18n/de.json
+++ b/resources/i18n/de.json
@@ -497,6 +497,9 @@
       "Used": "gebraucht"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Wählen Sie Bereitstellung"
+  },
   "desktopNotification": {
     "NotSupported": "Dieser Browser unterstützt keine Benachrichtigungen.",
     "PermissionDenied": "Sie haben den Benachrichtigungszugriff abgelehnt. \nUm Warnungen zu verwenden, lassen Sie diese bitte in Ihren Browsereinstellungen zu."
diff --git a/resources/i18n/el.json b/resources/i18n/el.json
index 48d3ee2c1c..5d3a9838ca 100644
--- a/resources/i18n/el.json
+++ b/resources/i18n/el.json
@@ -495,6 +495,9 @@
       "Used": "χρησιμοποιημένο"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Επιλέξτε την ανάπτυξη"
+  },
   "desktopNotification": {
     "NotSupported": "Αυτό το πρόγραμμα περιήγησης δεν υποστηρίζει ειδοποιήσεις.",
     "PermissionDenied": "Έχετε αρνηθεί την πρόσβαση ειδοποίησης. \nΓια να χρησιμοποιήσετε ειδοποιήσεις, αφήστε το στις ρυθμίσεις του προγράμματος περιήγησής σας."
diff --git a/resources/i18n/en.json b/resources/i18n/en.json
index e6a64dea10..b183443f17 100644
--- a/resources/i18n/en.json
+++ b/resources/i18n/en.json
@@ -594,6 +594,7 @@
     "RoutesInfo": "Routes Info",
     "RoutingID": "Routing ID",
     "ScalingSettings": "Scaling Settings",
+    "SelectDeployment": "Select Deployment",
     "SessionID": "Session ID",
     "SetAsActiveRevision": "Set as active revision",
     "SetAutoScalingRule": "Set Auto Scaling Rule",
diff --git a/resources/i18n/es.json b/resources/i18n/es.json
index 807d1fb76f..aba4d0938d 100644
--- a/resources/i18n/es.json
+++ b/resources/i18n/es.json
@@ -497,6 +497,9 @@
       "Used": "usado"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Seleccionar implementación"
+  },
   "desktopNotification": {
     "NotSupported": "Este navegador no admite notificaciones.",
     "PermissionDenied": "Has negado el acceso a la notificación. \nPara usar alertas, permítelo en la configuración de su navegador."
diff --git a/resources/i18n/fi.json b/resources/i18n/fi.json
index fa929166ca..3633e90917 100644
--- a/resources/i18n/fi.json
+++ b/resources/i18n/fi.json
@@ -497,6 +497,9 @@
       "Used": "käytetty"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Valitse käyttöönotto"
+  },
   "desktopNotification": {
     "NotSupported": "Tämä selain ei tue ilmoituksia.",
     "PermissionDenied": "Olet kiistänyt ilmoituskäytön. \nJos haluat käyttää hälytyksiä, salli se selaimen asetuksissa."
diff --git a/resources/i18n/fr.json b/resources/i18n/fr.json
index 22dfb04996..6174f63597 100644
--- a/resources/i18n/fr.json
+++ b/resources/i18n/fr.json
@@ -497,6 +497,9 @@
       "Used": "utilisé"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Sélectionnez le déploiement"
+  },
   "desktopNotification": {
     "NotSupported": "Ce navigateur ne prend pas en charge les notifications.",
     "PermissionDenied": "Vous avez nié l'accès à la notification. \nPour utiliser des alertes, veuillez le permettre dans les paramètres de votre navigateur."
diff --git a/resources/i18n/id.json b/resources/i18n/id.json
index 7636297ed6..f3a111348b 100644
--- a/resources/i18n/id.json
+++ b/resources/i18n/id.json
@@ -496,6 +496,9 @@
       "Used": "digunakan"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Pilih penempatan"
+  },
   "desktopNotification": {
     "NotSupported": "Browser ini tidak mendukung pemberitahuan.",
     "PermissionDenied": "Anda telah menolak akses pemberitahuan. \nUntuk menggunakan lansiran, harap diizinkan di pengaturan browser Anda."
diff --git a/resources/i18n/it.json b/resources/i18n/it.json
index 382f70cddb..f2d854cc3d 100644
--- a/resources/i18n/it.json
+++ b/resources/i18n/it.json
@@ -496,6 +496,9 @@
       "Used": "usato"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Seleziona la distribuzione"
+  },
   "desktopNotification": {
     "NotSupported": "Questo browser non supporta le notifiche.",
     "PermissionDenied": "Hai negato l'accesso alla notifica. \nPer utilizzare gli avvisi, consentirlo nelle impostazioni del browser."
diff --git a/resources/i18n/ja.json b/resources/i18n/ja.json
index d01687b393..ecf463bab3 100644
--- a/resources/i18n/ja.json
+++ b/resources/i18n/ja.json
@@ -496,6 +496,9 @@
       "Used": "使用中"
     }
   },
+  "deployment": {
+    "SelectDeployment": "展開を選択します"
+  },
   "desktopNotification": {
     "NotSupported": "このブラウザは通知をサポートしていません。",
     "PermissionDenied": "通知アクセスを拒否しました。\nアラートを使用するには、ブラウザの設定で許可してください。"
diff --git a/resources/i18n/ko.json b/resources/i18n/ko.json
index 0e488754b1..1d1733a7f3 100644
--- a/resources/i18n/ko.json
+++ b/resources/i18n/ko.json
@@ -499,6 +499,9 @@
       "Used": "사용 중"
     }
   },
+  "deployment": {
+    "SelectDeployment": "디플로이먼트 선택"
+  },
   "desktopNotification": {
     "NotSupported": "현재 브라우저에서는 알림 기능을 지원하지 않습니다. ",
     "PermissionDenied": "알림 권한이 거부되었습니다. 브라우저 설정에서 알림을 허용해주세요."
diff --git a/resources/i18n/mn.json b/resources/i18n/mn.json
index 8239b50140..9f21b801fb 100644
--- a/resources/i18n/mn.json
+++ b/resources/i18n/mn.json
@@ -495,6 +495,9 @@
       "Used": "ашигласан"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Байршуулалтыг сонгоно уу"
+  },
   "desktopNotification": {
     "NotSupported": "Энэ хөтөч нь мэдэгдлийг дэмждэггүй.",
     "PermissionDenied": "Та мэдэгдлийн хандалтыг үгүйсгэж байна. \nАнхааруулга ашиглахын тулд үүнийг өөрийн хөтөчийн тохиргоонд оруулна уу."
diff --git a/resources/i18n/ms.json b/resources/i18n/ms.json
index a500639dc5..51bbff5ec1 100644
--- a/resources/i18n/ms.json
+++ b/resources/i18n/ms.json
@@ -496,6 +496,9 @@
       "Used": "digunakan"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Pilih penyebaran"
+  },
   "desktopNotification": {
     "NotSupported": "Penyemak imbas ini tidak menyokong pemberitahuan.",
     "PermissionDenied": "Anda telah menafikan akses pemberitahuan. \nUntuk menggunakan makluman, sila berikannya dalam tetapan penyemak imbas anda."
diff --git a/resources/i18n/pl.json b/resources/i18n/pl.json
index a10bbb9858..469b68438c 100644
--- a/resources/i18n/pl.json
+++ b/resources/i18n/pl.json
@@ -497,6 +497,9 @@
       "Used": "używany"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Wybierz wdrożenie"
+  },
   "desktopNotification": {
     "NotSupported": "Ta przeglądarka nie obsługuje powiadomień.",
     "PermissionDenied": "Odmówiłeś dostępu do powiadomień. \nAby użyć alertów, pozwól temu w ustawieniach przeglądarki."
diff --git a/resources/i18n/pt-BR.json b/resources/i18n/pt-BR.json
index 9ee09d0b0e..f52147426d 100644
--- a/resources/i18n/pt-BR.json
+++ b/resources/i18n/pt-BR.json
@@ -497,6 +497,9 @@
       "Used": "utilizado"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Selecione a implantação"
+  },
   "desktopNotification": {
     "NotSupported": "Este navegador não suporta notificações.",
     "PermissionDenied": "Você negou acesso à notificação. \nPara usar alertas, deixe -o nas configurações do navegador."
diff --git a/resources/i18n/pt.json b/resources/i18n/pt.json
index bcc251e77f..2e634e0268 100644
--- a/resources/i18n/pt.json
+++ b/resources/i18n/pt.json
@@ -497,6 +497,9 @@
       "Used": "utilizado"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Selecione a implantação"
+  },
   "desktopNotification": {
     "NotSupported": "Este navegador não suporta notificações.",
     "PermissionDenied": "Você negou acesso à notificação. \nPara usar alertas, deixe -o nas configurações do navegador."
diff --git a/resources/i18n/ru.json b/resources/i18n/ru.json
index f36a7643e3..5fcd02be7c 100644
--- a/resources/i18n/ru.json
+++ b/resources/i18n/ru.json
@@ -497,6 +497,9 @@
       "Used": "используется"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Выберите развертывание"
+  },
   "desktopNotification": {
     "NotSupported": "Этот браузер не поддерживает уведомления.",
     "PermissionDenied": "Вы отрицали доступ уведомлений. \nЧтобы использовать оповещения, позвольте им в настройках браузера."
diff --git a/resources/i18n/th.json b/resources/i18n/th.json
index d79c2d124f..e334c38243 100644
--- a/resources/i18n/th.json
+++ b/resources/i18n/th.json
@@ -491,6 +491,9 @@
       "Used": "ใช้แล้ว"
     }
   },
+  "deployment": {
+    "SelectDeployment": "เลือกการปรับใช้"
+  },
   "desktopNotification": {
     "NotSupported": "เบราว์เซอร์นี้ไม่รองรับการแจ้งเตือน",
     "PermissionDenied": "คุณปฏิเสธการเข้าถึงการแจ้งเตือน \nหากต้องการใช้การแจ้งเตือนโปรดรอการตั้งค่าเบราว์เซอร์ของคุณ"
diff --git a/resources/i18n/tr.json b/resources/i18n/tr.json
index ed6bb24762..375b290b84 100644
--- a/resources/i18n/tr.json
+++ b/resources/i18n/tr.json
@@ -497,6 +497,9 @@
       "Used": "kullanılmış"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Dağıtım'ı seçin"
+  },
   "desktopNotification": {
     "NotSupported": "Bu tarayıcı bildirimleri desteklemez.",
     "PermissionDenied": "Bildirim erişimini reddettiniz. \nUyarıları kullanmak için lütfen tarayıcı ayarlarınıza izin verin."
diff --git a/resources/i18n/vi.json b/resources/i18n/vi.json
index 0f00a17ca3..918311df4e 100644
--- a/resources/i18n/vi.json
+++ b/resources/i18n/vi.json
@@ -497,6 +497,9 @@
       "Used": "đã sử dụng"
     }
   },
+  "deployment": {
+    "SelectDeployment": "Chọn triển khai"
+  },
   "desktopNotification": {
     "NotSupported": "Trình duyệt này không hỗ trợ thông báo.",
     "PermissionDenied": "Bạn đã từ chối truy cập thông báo. \nĐể sử dụng cảnh báo, vui lòng cho phép nó trong cài đặt trình duyệt của bạn."
diff --git a/resources/i18n/zh-CN.json b/resources/i18n/zh-CN.json
index c6587d5a82..93322c5f65 100644
--- a/resources/i18n/zh-CN.json
+++ b/resources/i18n/zh-CN.json
@@ -497,6 +497,9 @@
       "Used": "中古"
     }
   },
+  "deployment": {
+    "SelectDeployment": "选择部署"
+  },
   "desktopNotification": {
     "NotSupported": "该浏览器不支持通知。",
     "PermissionDenied": "您否认通知访问。\n要使用警报，请在浏览器设置中允许它。"