diff --git a/apps/drive-integration/src/hooks/useWorkflowAgent.ts b/apps/drive-integration/src/hooks/useWorkflowAgent.ts
index 8d35961c28..f66bb71d4b 100644
--- a/apps/drive-integration/src/hooks/useWorkflowAgent.ts
+++ b/apps/drive-integration/src/hooks/useWorkflowAgent.ts
@@ -15,6 +15,7 @@ import {
   RunStatus,
   WorkflowFailureReason,
   WorkflowRunError,
+  WorkflowDiagnosticInfo,
 } from '@types';
 import {
   AgentGeneratePayload,
@@ -147,9 +148,24 @@ const getSuspendPayload = (
   return runData.metadata?.suspendPayload;
 };
 
+const buildDiagnosticInfo = (
+  runData: AgentRunData,
+  runId: string,
+  spaceId: string,
+  environmentId: string
+): WorkflowDiagnosticInfo => ({
+  runId,
+  workflowRunId: runData.metadata?.workflowRunId,
+  spaceId,
+  environmentId,
+  timestamp: new Date().toISOString(),
+});
+
 const getWorkflowRunResult = (
   runData: AgentRunData,
   threadId: string,
+  spaceId: string,
+  environmentId: string,
   pendingReviewMissingPayloadCount: number
 ): WorkflowRunResult | null => {
   const status = getRunStatus(runData);
@@ -158,7 +174,11 @@ const getWorkflowRunResult = (
     case RunStatus.FAILED: {
       const failureReason =
         getBackendWorkflowFailureReason(runData) ?? WorkflowFailureReason.GENERIC;
-      throw new WorkflowRunError(getWorkflowFailureMessage(runData, failureReason), failureReason);
+      throw new WorkflowRunError(
+        getWorkflowFailureMessage(runData, failureReason),
+        failureReason,
+        buildDiagnosticInfo(runData, threadId, spaceId, environmentId)
+      );
     }
 
     case RunStatus.PENDING_REVIEW: {
@@ -167,7 +187,11 @@ const getWorkflowRunResult = (
         if (pendingReviewMissingPayloadCount < MAX_PENDING_REVIEW_MISSING_PAYLOAD_RETRIES) {
           return null; // suspendPayload not flushed yet; poller will retry
         }
-        throw new Error('Workflow paused for review, but suspend payload was missing.');
+        throw new WorkflowRunError(
+          'Workflow paused for review, but suspend payload was missing.',
+          WorkflowFailureReason.GENERIC,
+          buildDiagnosticInfo(runData, threadId, spaceId, environmentId)
+        );
       }
 
       return {
@@ -204,6 +228,7 @@ const pollAgentRun = async (
 ): Promise<WorkflowRunResult> => {
   const startMs = Date.now();
   let pendingReviewMissingPayloadCount = 0;
+  let lastRunData: AgentRunData | null = null;
   console.log(`⏳ Polling run [${runId}]`);
 
   for (let attempt = 0; attempt < MAX_POLL_ATTEMPTS; attempt++) {
@@ -215,6 +240,7 @@ const pollAgentRun = async (
       continue;
     }
 
+    lastRunData = runData;
     const status = getRunStatus(runData);
     console.log(`  #${attempt + 1} — status: ${status} (${elapsedSec(startMs)})`);
 
@@ -224,7 +250,13 @@ const pollAgentRun = async (
       pendingReviewMissingPayloadCount = 0;
     }
 
-    const workflowRun = getWorkflowRunResult(runData, runId, pendingReviewMissingPayloadCount);
+    const workflowRun = getWorkflowRunResult(
+      runData,
+      runId,
+      spaceId,
+      environmentId,
+      pendingReviewMissingPayloadCount
+    );
     if (workflowRun) {
       console.log(`✓ Run [${runId}] settled: ${status} in ${elapsedSec(startMs)}`);
       return workflowRun;
@@ -234,7 +266,11 @@ const pollAgentRun = async (
   }
 
   console.error(`✗ Run [${runId}] timed out after ${elapsedSec(startMs)}`);
-  throw new Error('Workflow polling timeout');
+  throw new WorkflowRunError(
+    'Workflow polling timeout',
+    WorkflowFailureReason.GENERIC,
+    buildDiagnosticInfo(lastRunData ?? {}, runId, spaceId, environmentId)
+  );
 };
 
 export const useWorkflowAgent = ({
diff --git a/apps/drive-integration/src/locations/Page/components/mainpage/ModalOrchestrator.tsx b/apps/drive-integration/src/locations/Page/components/mainpage/ModalOrchestrator.tsx
index 1311789f2e..9afcdb06f7 100644
--- a/apps/drive-integration/src/locations/Page/components/mainpage/ModalOrchestrator.tsx
+++ b/apps/drive-integration/src/locations/Page/components/mainpage/ModalOrchestrator.tsx
@@ -19,6 +19,7 @@ import {
   WorkflowRunResult,
   WorkflowFailureReason,
   WorkflowRunError,
+  WorkflowDiagnosticInfo,
 } from '@types';
 import { ContentTypePickerModal } from '../modals/step_2/ContentTypePickerModal';
 import { IncludeImagesModal } from '../modals/step_4/IncludeImagesModal';
@@ -52,6 +53,7 @@ interface PreviewErrorState {
   reason: WorkflowFailureReason;
   title: string;
   message: string;
+  diagnosticInfo?: WorkflowDiagnosticInfo;
 }
 
 export const ModalOrchestrator = forwardRef<ModalOrchestratorHandle, ModalOrchestratorProps>(
@@ -159,6 +161,7 @@ export const ModalOrchestrator = forwardRef<ModalOrchestratorHandle, ModalOrches
           reason: WorkflowFailureReason.GOOGLE_DRIVE_AUTH_EXPIRED,
           title: 'Reconnect Drive to continue',
           message: ERROR_MESSAGES.GOOGLE_DRIVE_AUTH_ERROR,
+          diagnosticInfo: error.diagnosticInfo,
         });
         return;
       }
@@ -167,6 +170,7 @@ export const ModalOrchestrator = forwardRef<ModalOrchestratorHandle, ModalOrches
         reason: WorkflowFailureReason.GENERIC,
         title: 'Unable to generate preview',
         message: ERROR_MESSAGES.GENERIC_ERROR,
+        diagnosticInfo: error instanceof WorkflowRunError ? error.diagnosticInfo : undefined,
       });
     };
 
@@ -332,6 +336,7 @@ export const ModalOrchestrator = forwardRef<ModalOrchestratorHandle, ModalOrches
           secondaryActionLabel: 'Close',
           onSecondaryAction: closePreviewErrorAndReset,
           isPrimaryActionLoading: isReconnectPending && isOAuthBusy,
+          diagnosticInfo: previewErrorState.diagnosticInfo,
         };
       }
 
@@ -341,6 +346,7 @@ export const ModalOrchestrator = forwardRef<ModalOrchestratorHandle, ModalOrches
         primaryActionLabel: 'Close',
         onPrimaryAction: closePreviewErrorAndReset,
         isPrimaryActionLoading: false,
+        diagnosticInfo: previewErrorState?.diagnosticInfo,
       };
     }, [
       closePreviewErrorAndReset,
diff --git a/apps/drive-integration/src/locations/Page/components/modals/ErrorModal.tsx b/apps/drive-integration/src/locations/Page/components/modals/ErrorModal.tsx
index 3e42bb4f00..b71cacee80 100644
--- a/apps/drive-integration/src/locations/Page/components/modals/ErrorModal.tsx
+++ b/apps/drive-integration/src/locations/Page/components/modals/ErrorModal.tsx
@@ -1,4 +1,6 @@
-import { Button, Modal, Paragraph } from '@contentful/f36-components';
+import { useState } from 'react';
+import { Button, Modal, Paragraph, TextLink } from '@contentful/f36-components';
+import type { WorkflowDiagnosticInfo } from '@types';
 
 export interface ErrorModalConfig {
   title: string;
@@ -8,6 +10,7 @@ export interface ErrorModalConfig {
   secondaryActionLabel?: string;
   onSecondaryAction?: () => void;
   isPrimaryActionLoading?: boolean;
+  diagnosticInfo?: WorkflowDiagnosticInfo;
 }
 
 interface ErrorModalProps {
@@ -16,6 +19,15 @@ interface ErrorModalProps {
   config: ErrorModalConfig;
 }
 
+const formatDiagnosticBlob = (info: WorkflowDiagnosticInfo): string => {
+  const lines = [`Timestamp: ${info.timestamp}`];
+  if (info.runId) lines.push(`Run ID: ${info.runId}`);
+  if (info.workflowRunId) lines.push(`Workflow Run ID: ${info.workflowRunId}`);
+  if (info.spaceId) lines.push(`Space ID: ${info.spaceId}`);
+  if (info.environmentId) lines.push(`Environment ID: ${info.environmentId}`);
+  return lines.join('\n');
+};
+
 export const ErrorModal: React.FC<ErrorModalProps> = ({ isOpen, onClose, config }) => {
   const {
     title,
@@ -25,9 +37,19 @@ export const ErrorModal: React.FC<ErrorModalProps> = ({ isOpen, onClose, config
     secondaryActionLabel,
     onSecondaryAction,
     isPrimaryActionLoading = false,
+    diagnosticInfo,
   } = config;
   const handlePrimaryAction = onPrimaryAction ?? onClose;
   const handleSecondaryAction = onSecondaryAction ?? onClose;
+  const [copied, setCopied] = useState(false);
+
+  const handleCopy = () => {
+    if (!diagnosticInfo) return;
+    void navigator.clipboard.writeText(formatDiagnosticBlob(diagnosticInfo)).then(() => {
+      setCopied(true);
+      setTimeout(() => setCopied(false), 2000);
+    });
+  };
 
   return (
     <Modal
@@ -41,6 +63,52 @@ export const ErrorModal: React.FC<ErrorModalProps> = ({ isOpen, onClose, config
           <Modal.Header title={title} />
           <Modal.Content>
             <Paragraph>{message}</Paragraph>
+            {diagnosticInfo && (
+              <div
+                style={{
+                  marginTop: '16px',
+                  padding: '12px',
+                  background: '#f7f9fa',
+                  borderRadius: '4px',
+                  fontFamily: 'monospace',
+                  fontSize: '12px',
+                  lineHeight: '1.6',
+                }}>
+                <Paragraph
+                  marginBottom="spacingXs"
+                  style={{ fontWeight: 600, fontSize: '12px', color: '#536171' }}>
+                  Error details{' '}
+                  <TextLink as="button" onClick={handleCopy}>
+                    {copied ? 'Copied!' : 'Copy'}
+                  </TextLink>
+                </Paragraph>
+                {diagnosticInfo.runId && (
+                  <div>
+                    <span style={{ color: '#536171' }}>Run ID:</span> {diagnosticInfo.runId}
+                  </div>
+                )}
+                {diagnosticInfo.workflowRunId && (
+                  <div>
+                    <span style={{ color: '#536171' }}>Workflow Run ID:</span>{' '}
+                    {diagnosticInfo.workflowRunId}
+                  </div>
+                )}
+                {diagnosticInfo.spaceId && (
+                  <div>
+                    <span style={{ color: '#536171' }}>Space ID:</span> {diagnosticInfo.spaceId}
+                  </div>
+                )}
+                {diagnosticInfo.environmentId && (
+                  <div>
+                    <span style={{ color: '#536171' }}>Environment ID:</span>{' '}
+                    {diagnosticInfo.environmentId}
+                  </div>
+                )}
+                <div>
+                  <span style={{ color: '#536171' }}>Timestamp:</span> {diagnosticInfo.timestamp}
+                </div>
+              </div>
+            )}
           </Modal.Content>
           <Modal.Controls>
             <>
diff --git a/apps/drive-integration/src/locations/Page/components/review/ReviewPage.tsx b/apps/drive-integration/src/locations/Page/components/review/ReviewPage.tsx
index 32424515a0..2fb3ab04d2 100644
--- a/apps/drive-integration/src/locations/Page/components/review/ReviewPage.tsx
+++ b/apps/drive-integration/src/locations/Page/components/review/ReviewPage.tsx
@@ -5,8 +5,8 @@ import tokens from '@contentful/f36-tokens';
 import { PageAppSDK } from '@contentful/app-sdk';
 import { cx } from '@emotion/css';
 import type { EntryProps } from 'contentful-management';
-import type { EntryBlockGraph, MappingReviewSuspendPayload } from '@types';
-import { RunStatus } from '@types';
+import type { EntryBlockGraph, MappingReviewSuspendPayload, WorkflowDiagnosticInfo } from '@types';
+import { RunStatus, WorkflowRunError } from '@types';
 import { useWorkflowAgent } from '@hooks/useWorkflowAgent';
 import { createEntriesFromPreviewPayload } from '../../../../services/entryService';
 import type { ContentTypeDisplayInfoMap } from '../../../../utils/overviewEntryList';
@@ -52,6 +52,8 @@ export const ReviewPage = ({
   const [createdEntries, setCreatedEntries] = useState<EntryProps[] | null>(null);
   const [isSummaryModalOpen, setIsSummaryModalOpen] = useState(false);
   const [createError, setCreateError] = useState<string | null>(null);
+  const [createErrorDiagnostics, setCreateErrorDiagnostics] =
+    useState<WorkflowDiagnosticInfo | null>(null);
   const [entryBlockGraph, setEntryBlockGraph] = useState<EntryBlockGraph>(() =>
     structuredClone(payload.entryBlockGraph)
   );
@@ -136,6 +138,7 @@ export const ReviewPage = ({
           setCreateError(
             errors[0]?.error ?? 'An unexpected error occurred while creating entries.'
           );
+          setCreateErrorDiagnostics(null);
           return;
         }
 
@@ -147,6 +150,7 @@ export const ReviewPage = ({
       // WorkflowRunResult is COMPLETED | PENDING_REVIEW; only PENDING_REVIEW reaches here.
       console.warn('[ReviewPage] workflow re-suspended after resume; status:', result.status);
       setCreateError('The review workflow did not return a completed payload.');
+      setCreateErrorDiagnostics(null);
     } catch (error) {
       console.error(error);
       setCreateError(
@@ -154,6 +158,9 @@ export const ReviewPage = ({
           ? error.message
           : 'An unexpected error occurred while creating entries.'
       );
+      setCreateErrorDiagnostics(
+        error instanceof WorkflowRunError ? error.diagnosticInfo ?? null : null
+      );
     } finally {
       setIsCreatePending(false);
     }
@@ -291,10 +298,14 @@ export const ReviewPage = ({
       />
       <ErrorModal
         isOpen={createError !== null}
-        onClose={() => setCreateError(null)}
+        onClose={() => {
+          setCreateError(null);
+          setCreateErrorDiagnostics(null);
+        }}
         config={{
           title: 'Failed to create entries',
           message: createError ?? '',
+          diagnosticInfo: createErrorDiagnostics ?? undefined,
         }}
       />
     </>
diff --git a/apps/drive-integration/src/types/workflow.ts b/apps/drive-integration/src/types/workflow.ts
index ea1ff0b7e1..be1298254c 100644
--- a/apps/drive-integration/src/types/workflow.ts
+++ b/apps/drive-integration/src/types/workflow.ts
@@ -21,13 +21,27 @@ export interface WorkflowFailure {
   httpStatus?: number;
 }
 
+export interface WorkflowDiagnosticInfo {
+  runId?: string;
+  workflowRunId?: string;
+  spaceId?: string;
+  environmentId?: string;
+  timestamp: string;
+}
+
 export class WorkflowRunError extends Error {
   reason: WorkflowFailureReason;
+  diagnosticInfo?: WorkflowDiagnosticInfo;
 
-  constructor(message: string, reason: WorkflowFailureReason = WorkflowFailureReason.GENERIC) {
+  constructor(
+    message: string,
+    reason: WorkflowFailureReason = WorkflowFailureReason.GENERIC,
+    diagnosticInfo?: WorkflowDiagnosticInfo
+  ) {
     super(message);
     this.name = 'WorkflowRunError';
     this.reason = reason;
+    this.diagnosticInfo = diagnosticInfo;
   }
 }