diff --git a/src/frontend/apps/impress/.env b/src/frontend/apps/impress/.env
index 7486e2954c..feed422ac4 100644
--- a/src/frontend/apps/impress/.env
+++ b/src/frontend/apps/impress/.env
@@ -1,4 +1,3 @@
 NEXT_PUBLIC_API_ORIGIN=
 NEXT_PUBLIC_SW_DEACTIVATED=
-NEXT_PUBLIC_PUBLISH_AS_MIT=true
-NEXT_PUBLIC_GRIST_API_KEY=
\ No newline at end of file
+NEXT_PUBLIC_PUBLISH_AS_MIT=true
\ No newline at end of file
diff --git a/src/frontend/apps/impress/.env.development b/src/frontend/apps/impress/.env.development
index 0a72d1bdad..c11bcfb13e 100644
--- a/src/frontend/apps/impress/.env.development
+++ b/src/frontend/apps/impress/.env.development
@@ -1,4 +1,3 @@
 NEXT_PUBLIC_API_ORIGIN=http://localhost:8071
 NEXT_PUBLIC_PUBLISH_AS_MIT=false
-NEXT_PUBLIC_SW_DEACTIVATED=true
-NEXT_PUBLIC_GRIST_API_KEY=
\ No newline at end of file
+NEXT_PUBLIC_SW_DEACTIVATED=true
\ No newline at end of file
diff --git a/src/frontend/apps/impress/src/api/gristApi.ts b/src/frontend/apps/impress/src/api/gristApi.ts
index acf92ff0c7..2cddbed13e 100644
--- a/src/frontend/apps/impress/src/api/gristApi.ts
+++ b/src/frontend/apps/impress/src/api/gristApi.ts
@@ -2,7 +2,8 @@ import { gristApiUrl } from './config';
 
 export const gristFetchApi = async (input: string, init?: RequestInit) => {
   const apiUrl = `${gristApiUrl()}${input}`;
-  const bearerToken = `Bearer ${process.env.NEXT_PUBLIC_GRIST_API_KEY}`;
+  const apiKey = localStorage.getItem('grist_api_key');
+  const bearerToken = `Bearer ${apiKey}`;
 
   const headers = {
     'Content-Type': 'application/json',
diff --git a/src/frontend/apps/impress/src/features/docs/doc-editor/components/custom-blocks/DatabaseBlock.tsx b/src/frontend/apps/impress/src/features/docs/doc-editor/components/custom-blocks/DatabaseBlock.tsx
index ff2f3ec120..241ce55334 100644
--- a/src/frontend/apps/impress/src/features/docs/doc-editor/components/custom-blocks/DatabaseBlock.tsx
+++ b/src/frontend/apps/impress/src/features/docs/doc-editor/components/custom-blocks/DatabaseBlock.tsx
@@ -2,7 +2,7 @@
 import { insertOrUpdateBlock } from '@blocknote/core';
 import { BlockTypeSelectItem, createReactBlockSpec } from '@blocknote/react';
 import { TFunction } from 'i18next';
-import React from 'react';
+import { useState } from 'react';
 
 import { Box, Icon } from '@/components';
 
@@ -10,6 +10,7 @@ import { DocsBlockNoteEditor } from '../../types';
 import { DatabaseSelector } from '../DatabaseSelector';
 
 import { DatabaseGrid } from './DatabaseBlock/DatabaseGrid';
+import { GristApiKeyModal } from './DatabaseBlock/GristApiKeyModal';
 
 export const DatabaseBlock = createReactBlockSpec(
   {
@@ -28,6 +29,28 @@ export const DatabaseBlock = createReactBlockSpec(
   },
   {
     render: ({ block, editor }) => {
+      const getGristApiKey = (): string | null => {
+        return localStorage.getItem('grist_api_key');
+      };
+
+      const [gristApiKey, setGristApiKey] = useState<string | null>(
+        getGristApiKey,
+      );
+      const [openGristApiKeyModal, setOpenGristApiKeyModal] = useState<boolean>(
+        gristApiKey === null,
+      );
+      
+      if (openGristApiKeyModal) {
+        return (
+          <GristApiKeyModal
+            isOpen={openGristApiKeyModal}
+            setOpen={setOpenGristApiKeyModal}
+            gristApiKey={gristApiKey}
+            setGristApiKey={setGristApiKey}
+          />
+        );
+      }
+
       return (
         <Box
           style={{
diff --git a/src/frontend/apps/impress/src/features/docs/doc-editor/components/custom-blocks/DatabaseBlock/GristApiKeyModal.tsx b/src/frontend/apps/impress/src/features/docs/doc-editor/components/custom-blocks/DatabaseBlock/GristApiKeyModal.tsx
new file mode 100644
index 0000000000..57c8fa9601
--- /dev/null
+++ b/src/frontend/apps/impress/src/features/docs/doc-editor/components/custom-blocks/DatabaseBlock/GristApiKeyModal.tsx
@@ -0,0 +1,65 @@
+import { Button, Input, Modal, ModalSize } from '@openfun/cunningham-react';
+import { useTranslation } from 'react-i18next';
+
+import { Box, Text } from '@/components';
+export const GristApiKeyModal = ({
+  isOpen,
+  setOpen,
+  gristApiKey,
+  setGristApiKey,
+}: {
+  isOpen: boolean;
+  setOpen: (open: boolean) => void;
+  gristApiKey: string | null;
+  setGristApiKey: (key: string) => void;
+}) => {
+  const { t: translation } = useTranslation();
+
+  const validateGristApiKey = (): void => {
+    if (gristApiKey !== null) {
+      localStorage.setItem('grist_api_key', gristApiKey);
+    }
+    setOpen(false);
+  };
+
+  return (
+    <Modal
+      isOpen={isOpen}
+      closeOnClickOutside
+      data-testid="doc-share-modal"
+      aria-label={translation('Configure Grist API Key')}
+      size={ModalSize.SMALL}
+      onClose={() => setOpen(false)}
+      title={<Box $align="flex-start">{translation('Grist API Key')}</Box>}
+    >
+      <Box>
+        <Text style={{ marginBottom: '16px' }}>
+          {translation(
+            'To sync your data with Grist, you need to provide an API Key',
+          )}
+        </Text>
+        <Text style={{ fontWeight: 'bold', marginBottom: '8px' }}>
+          {translation('How to find you API Key')}:
+        </Text>
+        <Text>1. {translation('Connect to your Grist account')}</Text>
+        <Text>2. {translation('Go to Profile settings > API > API Key')}</Text>
+        <Text style={{ marginBottom: '16px' }}>
+          3. {translation('Create a new API Key and copy it')}
+        </Text>
+        <Input
+          label={translation('Grist API Key')}
+          onChange={(event) => {
+            const value = event.target.value;
+            setGristApiKey(value);
+          }}
+        />
+        <Button
+          onClick={validateGristApiKey}
+          style={{ alignSelf: 'end', width: 'fit-content', marginTop: '16px' }}
+        >
+          {translation('Validate API Key')}
+        </Button>
+      </Box>
+    </Modal>
+  );
+};
diff --git a/src/frontend/apps/impress/src/i18n/translations.json b/src/frontend/apps/impress/src/i18n/translations.json
index 940260834b..4b74cb270c 100644
--- a/src/frontend/apps/impress/src/i18n/translations.json
+++ b/src/frontend/apps/impress/src/i18n/translations.json
@@ -448,6 +448,7 @@
       "Collaborative writing, Simplified.": "L'écriture collaborative simplifiée.",
       "Confirm deletion": "Confirmer la suppression",
       "Connected": "Connecté",
+      "Connect to your Grist account": "Connectez-vous à votre compte Grist",
       "Content modal to delete document": "Contenu modal pour supprimer le document",
       "Content modal to explain why the user cannot edit": "Contenu modal pour expliquer pourquoi l'utilisateur ne peut pas modifier",
       "Content modal to export the document": "Contenu modal pour exporter le document",
@@ -456,6 +457,7 @@
       "Copy as {{format}}": "Copier en {{format}}",
       "Copy link": "Copier le lien",
       "Correct": "Corriger",
+      "Create a new API Key and copy it": "Créez une nouvelle clé et copiez-la",
       "Delete": "Supprimer",
       "Delete a doc": "Supprimer un doc",
       "Delete document": "Supprimer le document",
@@ -492,9 +494,12 @@
       "Failed to create the invitation for {{email}}.": "Impossible de créer l'invitation pour {{email}}.",
       "Flexible export.": "Un export flexible.",
       "Format": "Format",
+      "Grist API Key": "Clé API Grist",
+      "Go to Profile settings > API > API Key": "Allez dans Paramètres du compte > API > Clé API",
       "Govs ❤️ Open Source.": "Gouvernements ❤️ Open Source.",
       "History": "Historique",
       "Home": "Accueil",
+      "How to find you API Key": "Comment obtenir votre clé API ",
       "If a member is editing, his works can be lost.": "Si un membre est en train d'éditer, ses travaux peuvent être perdus.",
       "Illustration": "Image",
       "Image 401": "Image 401",
@@ -580,6 +585,7 @@
       "The export failed": "L’exportation a échoué",
       "The network configuration of your workstation or internet connection does not allow editing shared documents.": "La configuration réseau de votre poste de travail ou de votre connexion internet ne permet pas d’éditer des documents partagés.",
       "This file is flagged as unsafe.": "Ce fichier est marqué comme non sûr.",
+      "To sync your data with Grist, you need to provide an API Key": "Pour synchroniser vos données avec Grist, vous devez fournir une clé API.",
       "To facilitate the circulation of documents, Docs allows you to export your content to the most common formats: PDF, Word or OpenDocument.": "Pour faciliter la circulation des documents, Docs permet d'exporter vos contenus vers les formats les plus courants : PDF, Word ou OpenDocument.",
       "Too many requests. Please wait 60 seconds.": "Trop de demandes. Veuillez patienter 60 secondes.",
       "Type a name or email": "Tapez un nom ou un email",
@@ -588,6 +594,7 @@
       "Untitled document": "Document sans titre",
       "Updated at": "Mise à jour le",
       "Use as prompt": "Utiliser comme un prompt",
+      "Validate API Key": "Valider la clé API",
       "Version history": "Historique des versions",
       "Version restored successfully": "Version restaurée avec succès",
       "Visibility": "Visibilité",