diff --git a/web/package-lock.json b/web/package-lock.json
index b15d7a62e3..ccc02d2d64 100644
--- a/web/package-lock.json
+++ b/web/package-lock.json
@@ -36,6 +36,7 @@
         "react-pdf-highlighter": "^6.1.0",
         "react-string-replace": "^1.1.1",
         "react-syntax-highlighter": "^15.5.0",
+        "react18-json-view": "^0.2.8",
         "reactflow": "^11.11.2",
         "recharts": "^2.12.4",
         "remark-gfm": "^4.0.0",
@@ -5011,9 +5012,9 @@
       "integrity": "sha512-5+fP8P8MFNC+AyZCDxrB2pkZFPGzqQWUzpSeuuVLvm8VMcorNYavBqoFcxK8bQz4Qsbn4oUEEem4wDLfcysGHA=="
     },
     "node_modules/@types/lodash": {
-      "version": "4.14.202",
-      "resolved": "https://registry.npmmirror.com/@types/lodash/-/lodash-4.14.202.tgz",
-      "integrity": "sha512-OvlIYQK9tNneDlS0VN54LLd5uiPCBOp7gS5Z0f1mjoJYBrtStzgmJBxONW3U6OZqdtNzZPmn9BS/7WI7BFFcFQ==",
+      "version": "4.17.6",
+      "resolved": "https://registry.npmmirror.com/@types/lodash/-/lodash-4.17.6.tgz",
+      "integrity": "sha512-OpXEVoCKSS3lQqjx9GGGOapBeuW5eUboYHRlHP9urXPX25IKZ6AnP5ZRxtVf63iieUbsHxLn8NQ5Nlftc6yzAA==",
       "dev": true
     },
     "node_modules/@types/mdast": {
@@ -22274,6 +22275,14 @@
         "react-dom": ">=16.6.0"
       }
     },
+    "node_modules/react18-json-view": {
+      "version": "0.2.8",
+      "resolved": "https://registry.npmmirror.com/react18-json-view/-/react18-json-view-0.2.8.tgz",
+      "integrity": "sha512-uJlcf5PEDaba6yTqfcDAcMSYECZ15SLcpP94mLFTa/+fa1kZANjERqKzS7YxxsrGP4+jDxt6sIaglR0PbQcKPw==",
+      "peerDependencies": {
+        "react": ">=16.8.0"
+      }
+    },
     "node_modules/reactcss": {
       "version": "1.2.3",
       "resolved": "https://registry.npmmirror.com/reactcss/-/reactcss-1.2.3.tgz",
diff --git a/web/package.json b/web/package.json
index 493d077bd0..a1e3151432 100644
--- a/web/package.json
+++ b/web/package.json
@@ -47,6 +47,7 @@
     "react-pdf-highlighter": "^6.1.0",
     "react-string-replace": "^1.1.1",
     "react-syntax-highlighter": "^15.5.0",
+    "react18-json-view": "^0.2.8",
     "reactflow": "^11.11.2",
     "recharts": "^2.12.4",
     "remark-gfm": "^4.0.0",
diff --git a/web/src/pages/flow/canvas/node/categorize-node.tsx b/web/src/pages/flow/canvas/node/categorize-node.tsx
index f58ab40a00..2ea40cac1c 100644
--- a/web/src/pages/flow/canvas/node/categorize-node.tsx
+++ b/web/src/pages/flow/canvas/node/categorize-node.tsx
@@ -14,65 +14,67 @@ import OperatorIcon from '../../operator-icon';
 import CategorizeHandle from './categorize-handle';
 import NodeDropdown from './dropdown';
 import styles from './index.less';
+import NodePopover from './popover';
 
 export function CategorizeNode({ id, data, selected }: NodeProps<NodeData>) {
   const categoryData = get(data, 'form.category_description') ?? {};
   const style = operatorMap[data.label as Operator];
   const { t } = useTranslate('flow');
   return (
-    <section
-      className={classNames(styles.ragNode, {
-        [styles.selectedNode]: selected,
-      })}
-      style={{
-        backgroundColor: style.backgroundColor,
-        color: style.color,
-      }}
-    >
-      <Handle
-        type="target"
-        position={Position.Left}
-        isConnectable
-        className={styles.handle}
-        id={'a'}
-      ></Handle>
-      <Handle
-        type="target"
-        position={Position.Top}
-        isConnectable
-        className={styles.handle}
-        id={'b'}
-      ></Handle>
-      <Handle
-        type="target"
-        position={Position.Bottom}
-        isConnectable
-        className={styles.handle}
-        id={'c'}
-      ></Handle>
-      {Object.keys(categoryData).map((x, idx) => {
-        console.info(categoryData, id, data);
-        return (
-          <CategorizeHandle
-            top={CategorizeAnchorPointPositions[idx].top}
-            right={CategorizeAnchorPointPositions[idx].right}
-            key={idx}
-            text={x}
-            idx={idx}
-          ></CategorizeHandle>
-        );
-      })}
-      <Flex vertical align="center" justify="center" gap={6}>
-        <OperatorIcon
-          name={data.label as Operator}
-          fontSize={24}
-        ></OperatorIcon>
-        <span className={styles.type}>{t(lowerFirst(data.label))}</span>
-        <NodeDropdown id={id}></NodeDropdown>
-      </Flex>
-      <section className={styles.bottomBox}>
-        <div className={styles.nodeName}>{data.name}</div>
+    <NodePopover nodeId={id}>
+      <section
+        className={classNames(styles.ragNode, {
+          [styles.selectedNode]: selected,
+        })}
+        style={{
+          backgroundColor: style.backgroundColor,
+          color: style.color,
+        }}
+      >
+        <Handle
+          type="target"
+          position={Position.Left}
+          isConnectable
+          className={styles.handle}
+          id={'a'}
+        ></Handle>
+        <Handle
+          type="target"
+          position={Position.Top}
+          isConnectable
+          className={styles.handle}
+          id={'b'}
+        ></Handle>
+        <Handle
+          type="target"
+          position={Position.Bottom}
+          isConnectable
+          className={styles.handle}
+          id={'c'}
+        ></Handle>
+        {Object.keys(categoryData).map((x, idx) => {
+          return (
+            <CategorizeHandle
+              top={CategorizeAnchorPointPositions[idx].top}
+              right={CategorizeAnchorPointPositions[idx].right}
+              key={idx}
+              text={x}
+              idx={idx}
+            ></CategorizeHandle>
+          );
+        })}
+        <Flex vertical align="center" justify="center" gap={6}>
+          <OperatorIcon
+            name={data.label as Operator}
+            fontSize={24}
+          ></OperatorIcon>
+          <span className={styles.type}>{t(lowerFirst(data.label))}</span>
+          <NodeDropdown id={id}></NodeDropdown>
+        </Flex>
+        <section className={styles.bottomBox}>
+          <div className={styles.nodeName}>{data.name}</div>
+        </section>
       </section>
-    </section>
+    </NodePopover>
   );
 }
diff --git a/web/src/pages/flow/canvas/node/index.tsx b/web/src/pages/flow/canvas/node/index.tsx
index 9bd8d1e79e..9bc28d694d 100644
--- a/web/src/pages/flow/canvas/node/index.tsx
+++ b/web/src/pages/flow/canvas/node/index.tsx
@@ -9,6 +9,7 @@ import { NodeData } from '../../interface';
 import OperatorIcon from '../../operator-icon';
 import NodeDropdown from './dropdown';
 import styles from './index.less';
+import NodePopover from './popover';
 
 export function RagNode({
   id,
@@ -18,53 +19,54 @@ export function RagNode({
 }: NodeProps<NodeData>) {
   const style = operatorMap[data.label as Operator];
   const { t } = useTranslate('flow');
+
   return (
-    <section
-      className={classNames(styles.ragNode, {
-        [styles.selectedNode]: selected,
-      })}
-      style={pick(style, ['backgroundColor', 'width', 'height', 'color'])}
-    >
-      <Handle
-        id="c"
-        type="source"
-        position={Position.Left}
-        isConnectable={isConnectable}
-        className={styles.handle}
-      ></Handle>
-      <Handle type="source" position={Position.Top} id="d" isConnectable />
-      <Handle
-        type="source"
-        position={Position.Right}
-        isConnectable={isConnectable}
-        className={styles.handle}
-        id="b"
-      ></Handle>
-      <Handle type="source" position={Position.Bottom} id="a" isConnectable />
-      <Flex
-        vertical
-        align="center"
-        justify={'center'}
-        gap={data.label === Operator.RewriteQuestion ? 0 : 6}
+    <NodePopover nodeId={id}>
+      <section
+        className={classNames(styles.ragNode, {
+          [styles.selectedNode]: selected,
+        })}
+        style={pick(style, ['backgroundColor', 'width', 'height', 'color'])}
       >
-        <OperatorIcon
-          name={data.label as Operator}
-          fontSize={style['iconFontSize'] ?? 24}
-        ></OperatorIcon>
-        <span
-          className={styles.type}
-          style={{ fontSize: style.fontSize ?? 14 }}
+        <Handle
+          id="c"
+          type="source"
+          position={Position.Left}
+          isConnectable={isConnectable}
+          className={styles.handle}
+        ></Handle>
+        <Handle type="source" position={Position.Top} id="d" isConnectable />
+        <Handle
+          type="source"
+          position={Position.Right}
+          isConnectable={isConnectable}
+          className={styles.handle}
+          id="b"
+        ></Handle>
+        <Handle type="source" position={Position.Bottom} id="a" isConnectable />
+        <Flex
+          vertical
+          align="center"
+          justify={'center'}
+          gap={data.label === Operator.RewriteQuestion ? 0 : 6}
         >
-          {data.label === Operator.RewriteQuestion
-            ? t(lowerFirst('Rewrite'))
-            : t(lowerFirst(data.label))}
-        </span>
-        <NodeDropdown id={id}></NodeDropdown>
-      </Flex>
+          <OperatorIcon
+            name={data.label as Operator}
+            fontSize={style['iconFontSize'] ?? 24}
+          ></OperatorIcon>
+          <span
+            className={styles.type}
+            style={{ fontSize: style.fontSize ?? 14 }}
+          >
+            {t(lowerFirst(data.label))}
+          </span>
+          <NodeDropdown id={id}></NodeDropdown>
+        </Flex>
 
-      <section className={styles.bottomBox}>
-        <div className={styles.nodeName}>{data.name}</div>
+        <section className={styles.bottomBox}>
+          <div className={styles.nodeName}>{data.name}</div>
+        </section>
       </section>
-    </section>
+    </NodePopover>
   );
 }
diff --git a/web/src/pages/flow/canvas/node/popover.tsx b/web/src/pages/flow/canvas/node/popover.tsx
new file mode 100644
index 0000000000..53c9c93fc9
--- /dev/null
+++ b/web/src/pages/flow/canvas/node/popover.tsx
@@ -0,0 +1,47 @@
+import { useFetchFlow } from '@/hooks/flow-hooks';
+import { Popover } from 'antd';
+import get from 'lodash/get';
+import React, { useMemo } from 'react';
+import JsonView from 'react18-json-view';
+import 'react18-json-view/src/style.css';
+import { Operator } from '../../constant';
+import { useReplaceIdWithText } from '../../hooks';
+
+interface IProps extends React.PropsWithChildren {
+  nodeId: string;
+}
+
+const NodePopover = ({ children, nodeId }: IProps) => {
+  const { data } = useFetchFlow();
+  const component = useMemo(() => {
+    return get(data, ['dsl', 'components', nodeId], {});
+  }, [nodeId, data]);
+
+  const output = get(component, ['obj', 'params', 'output'], {});
+  const componentName = get(component, ['obj', 'component_name'], '');
+  const replacedOutput = useReplaceIdWithText(output);
+
+  const content =
+    componentName !== Operator.Answer ? (
+      <div
+        onClick={(e) => {
+          e.preventDefault();
+          e.stopPropagation();
+        }}
+      >
+        <JsonView
+          src={replacedOutput}
+          displaySize={30}
+          style={{ maxWidth: 300, maxHeight: 500 }}
+        />
+      </div>
+    ) : undefined;
+
+  return (
+    <Popover content={content} placement="right" destroyTooltipOnHide>
+      {children}
+    </Popover>
+  );
+};
+
+export default NodePopover;
diff --git a/web/src/pages/flow/canvas/node/relevant-node.tsx b/web/src/pages/flow/canvas/node/relevant-node.tsx
index a5879621dc..50cc47d7d7 100644
--- a/web/src/pages/flow/canvas/node/relevant-node.tsx
+++ b/web/src/pages/flow/canvas/node/relevant-node.tsx
@@ -11,56 +11,59 @@ import NodeDropdown from './dropdown';
 
 import CategorizeHandle from './categorize-handle';
 import styles from './index.less';
+import NodePopover from './popover';
 
 export function RelevantNode({ id, data, selected }: NodeProps<NodeData>) {
   const style = operatorMap[data.label as Operator];
   const { t } = useTranslate('flow');
   return (
-    <section
-      className={classNames(styles.ragNode, {
-        [styles.selectedNode]: selected,
-      })}
-      style={pick(style, ['backgroundColor', 'width', 'height', 'color'])}
-    >
-      <Handle
-        type="target"
-        position={Position.Left}
-        isConnectable
-        className={styles.handle}
-        id={'a'}
-      ></Handle>
-      <Handle
-        type="target"
-        position={Position.Top}
-        isConnectable
-        className={styles.handle}
-        id={'b'}
-      ></Handle>
-      <Handle
-        type="target"
-        position={Position.Bottom}
-        isConnectable
-        className={styles.handle}
-        id={'c'}
-      ></Handle>
-      <CategorizeHandle top={20} right={6} text={'yes'}></CategorizeHandle>
-      <CategorizeHandle top={80} right={6} text={'no'}></CategorizeHandle>
-      <Flex vertical align="center" justify="center">
-        <OperatorIcon
-          name={data.label as Operator}
-          fontSize={style.iconFontSize}
-        ></OperatorIcon>
-        <span
-          className={styles.type}
-          style={{ fontSize: style.fontSize ?? 14 }}
-        >
-          {t(lowerFirst(data.label))}
-        </span>
-        <NodeDropdown id={id}></NodeDropdown>
-      </Flex>
-      <section className={styles.bottomBox}>
-        <div className={styles.nodeName}>{data.name}</div>
+    <NodePopover nodeId={id}>
+      <section
+        className={classNames(styles.ragNode, {
+          [styles.selectedNode]: selected,
+        })}
+        style={pick(style, ['backgroundColor', 'width', 'height', 'color'])}
+      >
+        <Handle
+          type="target"
+          position={Position.Left}
+          isConnectable
+          className={styles.handle}
+          id={'a'}
+        ></Handle>
+        <Handle
+          type="target"
+          position={Position.Top}
+          isConnectable
+          className={styles.handle}
+          id={'b'}
+        ></Handle>
+        <Handle
+          type="target"
+          position={Position.Bottom}
+          isConnectable
+          className={styles.handle}
+          id={'c'}
+        ></Handle>
+        <CategorizeHandle top={20} right={6} text={'yes'}></CategorizeHandle>
+        <CategorizeHandle top={80} right={6} text={'no'}></CategorizeHandle>
+        <Flex vertical align="center" justify="center">
+          <OperatorIcon
+            name={data.label as Operator}
+            fontSize={style.iconFontSize}
+          ></OperatorIcon>
+          <span
+            className={styles.type}
+            style={{ fontSize: style.fontSize ?? 14 }}
+          >
+            {t(lowerFirst(data.label))}
+          </span>
+          <NodeDropdown id={id}></NodeDropdown>
+        </Flex>
+        <section className={styles.bottomBox}>
+          <div className={styles.nodeName}>{data.name}</div>
+        </section>
       </section>
-    </section>
+    </NodePopover>
   );
 }
diff --git a/web/src/pages/flow/hooks.ts b/web/src/pages/flow/hooks.ts
index e052fb773e..7c19eb723c 100644
--- a/web/src/pages/flow/hooks.ts
+++ b/web/src/pages/flow/hooks.ts
@@ -38,7 +38,11 @@ import {
   initialRewriteQuestionValues,
 } from './constant';
 import useGraphStore, { RFState } from './store';
-import { buildDslComponentsByGraph, receiveMessageError } from './utils';
+import {
+  buildDslComponentsByGraph,
+  receiveMessageError,
+  replaceIdWithText,
+} from './utils';
 
 const selector = (state: RFState) => ({
   nodes: state.nodes,
@@ -376,3 +380,13 @@ export const useSaveGraphBeforeOpeningDebugDrawer = (show: () => void) => {
 
   return handleRun;
 };
+
+export const useReplaceIdWithText = (output: unknown) => {
+  const getNode = useGraphStore((state) => state.getNode);
+
+  const getNameById = (id?: string) => {
+    return getNode(id)?.data.name;
+  };
+
+  return replaceIdWithText(output, getNameById);
+};
diff --git a/web/src/pages/flow/utils.ts b/web/src/pages/flow/utils.ts
index 80a5a32144..e070e54854 100644
--- a/web/src/pages/flow/utils.ts
+++ b/web/src/pages/flow/utils.ts
@@ -4,6 +4,7 @@ import dagre from 'dagre';
 import { humanId } from 'human-id';
 import { curry } from 'lodash';
 import pipe from 'lodash/fp/pipe';
+import isObject from 'lodash/isObject';
 import { Edge, Node, Position } from 'reactflow';
 import { v4 as uuidv4 } from 'uuid';
 import { NodeMap, Operator } from './constant';
@@ -184,3 +185,26 @@ export const buildDslComponentsByGraph = (
 
 export const receiveMessageError = (res: any) =>
   res && (res?.response.status !== 200 || res?.data?.retcode !== 0);
+
+// Replace the id in the object with text
+export const replaceIdWithText = (
+  obj: Record<string, unknown> | unknown[] | unknown,
+  getNameById: (id?: string) => string | undefined,
+) => {
+  if (isObject(obj)) {
+    const ret: Record<string, unknown> | unknown[] = Array.isArray(obj)
+      ? []
+      : {};
+    Object.keys(obj).forEach((key) => {
+      const val = (obj as Record<string, unknown>)[key];
+      const text = typeof val === 'string' ? getNameById(val) : undefined;
+      (ret as Record<string, unknown>)[key] = text
+        ? text
+        : replaceIdWithText(val, getNameById);
+    });
+
+    return ret;
+  }
+
+  return obj;
+};