diff --git a/frontend/craco.config.js b/frontend/craco.config.js
index eff42a6..0ac2a51 100644
--- a/frontend/craco.config.js
+++ b/frontend/craco.config.js
@@ -8,5 +8,16 @@ module.exports = {
       //   key: '/path/to/key.pem',
       // }
     }
-  }
-};
\ No newline at end of file
+  },
+  webpack: {
+    configure: (webpackConfig) => {
+      // Add .ts and .tsx to resolve.extensions
+      webpackConfig.resolve.extensions = [
+        ...webpackConfig.resolve.extensions,
+        '.ts',
+        '.tsx',
+      ];
+      return webpackConfig;
+    },
+  },
+};
diff --git a/frontend/public/disable-jpk.png b/frontend/public/disable-jpk.png
deleted file mode 100755
index 826227c..0000000
Binary files a/frontend/public/disable-jpk.png and /dev/null differ
diff --git a/frontend/public/partial-react-logo.png b/frontend/public/partial-react-logo.png
deleted file mode 100755
index 66fd957..0000000
Binary files a/frontend/public/partial-react-logo.png and /dev/null differ
diff --git a/frontend/public/react-logo.png b/frontend/public/react-logo.png
deleted file mode 100755
index 9d72a9f..0000000
Binary files a/frontend/public/react-logo.png and /dev/null differ
diff --git a/frontend/public/react-logo@2x.png b/frontend/public/react-logo@2x.png
deleted file mode 100755
index 2229b13..0000000
Binary files a/frontend/public/react-logo@2x.png and /dev/null differ
diff --git a/frontend/public/react-logo@3x.png b/frontend/public/react-logo@3x.png
deleted file mode 100755
index a99b203..0000000
Binary files a/frontend/public/react-logo@3x.png and /dev/null differ
diff --git a/frontend/public/settings.png b/frontend/public/settings.png
deleted file mode 100755
index 8f7a3a9..0000000
Binary files a/frontend/public/settings.png and /dev/null differ
diff --git a/frontend/public/splash-icon.png b/frontend/public/splash-icon.png
deleted file mode 100755
index 03d6f6b..0000000
Binary files a/frontend/public/splash-icon.png and /dev/null differ
diff --git a/frontend/src/App.tsx b/frontend/src/App.tsx
index 7f503b7..fdaeaf2 100644
--- a/frontend/src/App.tsx
+++ b/frontend/src/App.tsx
@@ -1,8 +1,8 @@
 import React, { useRef, useCallback } from 'react';
 import { BrowserRouter as Router, Routes, Route, useLocation } from "react-router-dom";
-import { SessionWrapper } from "./SessionWrapper";
-import { Main } from "./Main";
-import { Snack, SeverityType } from './Snack';
+import { SessionWrapper } from "./App/SessionWrapper";
+import { Main } from "./App/Main";
+import { Snack, SeverityType } from './Components/Snack';
 
 export function PathRouter({ setSnack }: { setSnack: any }) {
     const location = useLocation();
diff --git a/frontend/src/Main.css b/frontend/src/App/Main.css
similarity index 100%
rename from frontend/src/Main.css
rename to frontend/src/App/Main.css
diff --git a/frontend/src/Main.tsx b/frontend/src/App/Main.tsx
similarity index 93%
rename from frontend/src/Main.tsx
rename to frontend/src/App/Main.tsx
index 02e0c7a..f3c649a 100644
--- a/frontend/src/Main.tsx
+++ b/frontend/src/App/Main.tsx
@@ -16,21 +16,20 @@ import Box from '@mui/material/Box';
 import CssBaseline from '@mui/material/CssBaseline';
 import MenuIcon from '@mui/icons-material/Menu';
 
-import { ConversationHandle } from './Conversation';
-import { Query } from './ChatQuery';
-import { Scrollable } from './Scrollable';
-import { BackstoryPage, BackstoryTabProps } from './BackstoryTab';
+import { ConversationHandle } from '../Components/Conversation';
+import { Query } from '../Components/ChatQuery';
+import { Scrollable } from '../Components/Scrollable';
+import { BackstoryPage, BackstoryTabProps } from '../Components/BackstoryTab';
 
-import { HomePage } from './HomePage';
-import { LoadingPage } from './LoadingPage';
-import { ResumeBuilderPage } from './ResumeBuilderPage';
-import { VectorVisualizerPage } from './VectorVisualizer';
-import { AboutPage } from './AboutPage';
-import { ControlsPage } from './ControlsPage';
-import { SetSnackType } from './Snack';
+import { HomePage } from '../Pages/HomePage';
+import { LoadingPage } from '../Pages/LoadingPage';
+import { ResumeBuilderPage } from '../Pages/ResumeBuilderPage';
+import { VectorVisualizerPage } from '../Pages/VectorVisualizerPage';
+import { AboutPage } from '../Pages/AboutPage';
+import { ControlsPage } from '../Pages/ControlsPage';
+import { SetSnackType } from '../Components/Snack';
 
 import './Main.css';
-import './Conversation.css';
 
 import '@fontsource/roboto/300.css';
 import '@fontsource/roboto/400.css';
diff --git a/frontend/src/SessionWrapper.tsx b/frontend/src/App/SessionWrapper.tsx
similarity index 95%
rename from frontend/src/SessionWrapper.tsx
rename to frontend/src/App/SessionWrapper.tsx
index 5ea4223..e9cca85 100644
--- a/frontend/src/SessionWrapper.tsx
+++ b/frontend/src/App/SessionWrapper.tsx
@@ -1,7 +1,7 @@
 import { useEffect, useState, useRef } from "react";
 import { useNavigate, useLocation } from "react-router-dom";
-import { connectionBase } from './Global';
-import { SetSnackType } from './Snack';
+import { connectionBase } from '../Global';
+import { SetSnackType } from '../Components/Snack';
 
 const getSessionId = async () => {
   const response = await fetch(connectionBase + `/api/context`, {
diff --git a/frontend/src/BackstoryTab.tsx b/frontend/src/Components/BackstoryTab.tsx
similarity index 100%
rename from frontend/src/BackstoryTab.tsx
rename to frontend/src/Components/BackstoryTab.tsx
diff --git a/frontend/src/BackstoryTextField.css b/frontend/src/Components/BackstoryTextField.css
similarity index 100%
rename from frontend/src/BackstoryTextField.css
rename to frontend/src/Components/BackstoryTextField.css
diff --git a/frontend/src/BackstoryTextField.tsx b/frontend/src/Components/BackstoryTextField.tsx
similarity index 100%
rename from frontend/src/BackstoryTextField.tsx
rename to frontend/src/Components/BackstoryTextField.tsx
diff --git a/frontend/src/ChatBubble.tsx b/frontend/src/Components/ChatBubble.tsx
similarity index 100%
rename from frontend/src/ChatBubble.tsx
rename to frontend/src/Components/ChatBubble.tsx
diff --git a/frontend/src/ChatQuery.tsx b/frontend/src/Components/ChatQuery.tsx
similarity index 100%
rename from frontend/src/ChatQuery.tsx
rename to frontend/src/Components/ChatQuery.tsx
diff --git a/frontend/src/ContextStatus.tsx b/frontend/src/Components/ContextStatus.tsx
similarity index 100%
rename from frontend/src/ContextStatus.tsx
rename to frontend/src/Components/ContextStatus.tsx
diff --git a/frontend/src/Conversation.css b/frontend/src/Components/Conversation.css
similarity index 100%
rename from frontend/src/Conversation.css
rename to frontend/src/Components/Conversation.css
diff --git a/frontend/src/Conversation.tsx b/frontend/src/Components/Conversation.tsx
similarity index 99%
rename from frontend/src/Conversation.tsx
rename to frontend/src/Components/Conversation.tsx
index 8c7a4c0..05ec724 100644
--- a/frontend/src/Conversation.tsx
+++ b/frontend/src/Components/Conversation.tsx
@@ -17,7 +17,7 @@ import { Query } from './ChatQuery';
 import './Conversation.css';
 import { BackstoryTextField, BackstoryTextFieldRef } from './BackstoryTextField';
 import { BackstoryElementProps } from './BackstoryTab';
-import { connectionBase } from './Global';
+import { connectionBase } from '../Global';
 
 const loadingMessage: BackstoryMessage = { "role": "status", "content": "Establishing connection with server..." };
 
diff --git a/frontend/src/CopyBubble.tsx b/frontend/src/Components/CopyBubble.tsx
similarity index 100%
rename from frontend/src/CopyBubble.tsx
rename to frontend/src/Components/CopyBubble.tsx
diff --git a/frontend/src/DeleteConfirmation.tsx b/frontend/src/Components/DeleteConfirmation.tsx
similarity index 100%
rename from frontend/src/DeleteConfirmation.tsx
rename to frontend/src/Components/DeleteConfirmation.tsx
diff --git a/frontend/src/Document.tsx b/frontend/src/Components/Document.tsx
similarity index 100%
rename from frontend/src/Document.tsx
rename to frontend/src/Components/Document.tsx
diff --git a/frontend/src/ExpandMore.tsx b/frontend/src/Components/ExpandMore.tsx
similarity index 100%
rename from frontend/src/ExpandMore.tsx
rename to frontend/src/Components/ExpandMore.tsx
diff --git a/frontend/src/Mermaid.tsx b/frontend/src/Components/Mermaid.tsx
similarity index 100%
rename from frontend/src/Mermaid.tsx
rename to frontend/src/Components/Mermaid.tsx
diff --git a/frontend/src/Message.tsx b/frontend/src/Components/Message.tsx
similarity index 100%
rename from frontend/src/Message.tsx
rename to frontend/src/Components/Message.tsx
diff --git a/frontend/src/Scrollable.tsx b/frontend/src/Components/Scrollable.tsx
similarity index 100%
rename from frontend/src/Scrollable.tsx
rename to frontend/src/Components/Scrollable.tsx
diff --git a/frontend/src/Snack.css b/frontend/src/Components/Snack.css
similarity index 100%
rename from frontend/src/Snack.css
rename to frontend/src/Components/Snack.css
diff --git a/frontend/src/Snack.tsx b/frontend/src/Components/Snack.tsx
similarity index 100%
rename from frontend/src/Snack.tsx
rename to frontend/src/Components/Snack.tsx
diff --git a/frontend/src/StyledMarkdown.css b/frontend/src/Components/StyledMarkdown.css
similarity index 100%
rename from frontend/src/StyledMarkdown.css
rename to frontend/src/Components/StyledMarkdown.css
diff --git a/frontend/src/StyledMarkdown.tsx b/frontend/src/Components/StyledMarkdown.tsx
similarity index 100%
rename from frontend/src/StyledMarkdown.tsx
rename to frontend/src/Components/StyledMarkdown.tsx
diff --git a/frontend/src/VectorVisualizer.css b/frontend/src/Components/VectorVisualizer.css
similarity index 100%
rename from frontend/src/VectorVisualizer.css
rename to frontend/src/Components/VectorVisualizer.css
diff --git a/frontend/src/VectorVisualizer.tsx b/frontend/src/Components/VectorVisualizer.tsx
similarity index 95%
rename from frontend/src/VectorVisualizer.tsx
rename to frontend/src/Components/VectorVisualizer.tsx
index 2945058..05b5c6c 100644
--- a/frontend/src/VectorVisualizer.tsx
+++ b/frontend/src/Components/VectorVisualizer.tsx
@@ -17,7 +17,7 @@ import TableContainer from '@mui/material/TableContainer';
 import TableRow from '@mui/material/TableRow';
 
 import { Scrollable } from './Scrollable';
-import { connectionBase } from './Global';
+import { connectionBase } from '../Global';
 
 import './VectorVisualizer.css';
 import { BackstoryPageProps } from './BackstoryTab';
@@ -66,14 +66,10 @@ interface PlotData {
 const config: Partial<Plotly.Config> = {
   responsive: true,
   autosizable: true,
-  // displayModeBar: false,
   displaylogo: false,
   showSendToCloud: false,
   staticPlot: false,
-  //fillFrame: true,
-  /** if we DO autosize, set the frame margins in percents of plot size */
   frameMargins: 0,
-  /** mousewheel or two-finger scroll zooms the plot */
   scrollZoom: true,
   doubleClick: "reset+autosize",
   //   | "lasso2d"
@@ -119,7 +115,7 @@ const config: Partial<Plotly.Config> = {
 };
 
 const layout: Partial<Plotly.Layout> = {
-  autosize: true,
+  autosize: false,
   paper_bgcolor: '#FFFFFF', // white
   plot_bgcolor: '#FFFFFF',  // white plot background
   font: {
@@ -200,6 +196,22 @@ const VectorVisualizer: React.FC<VectorVisualizerProps> = (props: VectorVisualiz
   const [node, setNode] = useState<Node | null>(null);
   const theme = useTheme();
   const isMobile = useMediaQuery(theme.breakpoints.down('md'));
+  const [plotDimensions, setPlotDimensions] = useState({ width: 0, height: 0 });
+
+  /* Force resize of Plotly as it tends to not be the correct size if it is initially rendered
+   * off screen (eg., the VectorVisualizer is not on the tab the app loads to) */
+  useEffect(() => {
+    requestAnimationFrame(() => {
+      const plotContainer = document.querySelector('.plot-container') as HTMLElement;
+      const svgContainer = document?.querySelector('.svg-container') as HTMLElement;
+      if ( plotContainer && svgContainer) {
+        const plotContainerRect = plotContainer.getBoundingClientRect();
+        svgContainer.style.width = `${plotContainerRect.width}px`;
+        svgContainer.style.height = `${plotContainerRect.height}px`;
+        setPlotDimensions({ width: plotContainerRect.width, height: plotContainerRect.height});
+      }
+    });
+  });
 
   // Get the collection to visualize
   useEffect(() => {
@@ -509,7 +521,7 @@ The scatter graph shows the query in N-dimensional space, mapped to ${view2D ? '
               height: "100%",
               overflow: "hidden",
             }}
-            layout={layout}
+            layout={{...layout, width: plotDimensions.width, height: plotDimensions.height }}
           />
         </Paper>
 
@@ -611,21 +623,8 @@ The scatter graph shows the query in N-dimensional space, mapped to ${view2D ? '
   );
 };
 
-const VectorVisualizerPage: React.FC<VectorVisualizerProps> = (props: VectorVisualizerProps) => {
-  return <Scrollable
-    autoscroll={false}
-    sx={{
-      maxWidth: "1024px",
-      height: "calc(100vh - 72px)",
-    }}
-  >
-    <VectorVisualizer {...props} />
-  </Scrollable>;
-};
-
 export type { VectorVisualizerProps };
 
 export {
   VectorVisualizer,
-  VectorVisualizerPage
 };
diff --git a/frontend/src/useAutoScrollToBottom.tsx b/frontend/src/Components/useAutoScrollToBottom.tsx
similarity index 100%
rename from frontend/src/useAutoScrollToBottom.tsx
rename to frontend/src/Components/useAutoScrollToBottom.tsx
diff --git a/frontend/src/AboutPage.tsx b/frontend/src/Pages/AboutPage.tsx
similarity index 93%
rename from frontend/src/AboutPage.tsx
rename to frontend/src/Pages/AboutPage.tsx
index 28a8207..a107c80 100644
--- a/frontend/src/AboutPage.tsx
+++ b/frontend/src/Pages/AboutPage.tsx
@@ -1,8 +1,8 @@
 import React, { useState, useEffect } from 'react';
 
-import { Scrollable } from './Scrollable';
-import { BackstoryPageProps } from './BackstoryTab';
-import { Document } from './Document';
+import { Scrollable } from '../Components/Scrollable';
+import { BackstoryPageProps } from '../Components/BackstoryTab';
+import { Document } from '../Components/Document';
 
 const AboutPage = (props: BackstoryPageProps) => {
   const { sessionId, submitQuery, setSnack, route, setRoute } = props;
diff --git a/frontend/src/ControlsPage.tsx b/frontend/src/Pages/ControlsPage.tsx
similarity index 99%
rename from frontend/src/ControlsPage.tsx
rename to frontend/src/Pages/ControlsPage.tsx
index 4e6b7ed..b961f64 100644
--- a/frontend/src/ControlsPage.tsx
+++ b/frontend/src/Pages/ControlsPage.tsx
@@ -14,9 +14,8 @@ import Typography from '@mui/material/Typography';
 // import ResetIcon from '@mui/icons-material/History';
 import ExpandMoreIcon from '@mui/icons-material/ExpandMore';
 
-import { connectionBase } from './Global';
-import { BackstoryPageProps } from './BackstoryTab';
-import { restyle } from 'plotly.js';
+import { connectionBase } from '../Global';
+import { BackstoryPageProps } from '../Components/BackstoryTab';
 
 interface ServerTunables {
   system_prompt: string,
diff --git a/frontend/src/HomePage.tsx b/frontend/src/Pages/HomePage.tsx
similarity index 90%
rename from frontend/src/HomePage.tsx
rename to frontend/src/Pages/HomePage.tsx
index 083fb34..c07daf9 100644
--- a/frontend/src/HomePage.tsx
+++ b/frontend/src/Pages/HomePage.tsx
@@ -4,10 +4,10 @@ import Box from '@mui/material/Box';
 import { useTheme } from '@mui/material/styles';
 import MuiMarkdown from 'mui-markdown';
 
-import { BackstoryPageProps } from './BackstoryTab';
-import { Conversation, ConversationHandle } from './Conversation';
-import { ChatQuery } from './ChatQuery';
-import { MessageList } from './Message';
+import { BackstoryPageProps } from '../Components//BackstoryTab';
+import { Conversation, ConversationHandle } from '../Components/Conversation';
+import { ChatQuery } from '../Components/ChatQuery';
+import { MessageList } from '../Components/Message';
 
 const HomePage = forwardRef<ConversationHandle, BackstoryPageProps>((props: BackstoryPageProps, ref) => {
   const { sessionId, setSnack, submitQuery } = props;
diff --git a/frontend/src/LoadingPage.tsx b/frontend/src/Pages/LoadingPage.tsx
similarity index 79%
rename from frontend/src/LoadingPage.tsx
rename to frontend/src/Pages/LoadingPage.tsx
index 56a33ed..c768aed 100644
--- a/frontend/src/LoadingPage.tsx
+++ b/frontend/src/Pages/LoadingPage.tsx
@@ -1,6 +1,6 @@
 import Box from '@mui/material/Box';
-import { BackstoryPageProps } from './BackstoryTab';
-import { BackstoryMessage, Message } from './Message';
+import { BackstoryPageProps } from '../Components/BackstoryTab';
+import { BackstoryMessage, Message } from '../Components/Message';
 
 const LoadingPage = (props: BackstoryPageProps) => {
     const backstoryPreamble: BackstoryMessage = {
diff --git a/frontend/src/ResumeBuilderPage.css b/frontend/src/Pages/ResumeBuilderPage.css
similarity index 100%
rename from frontend/src/ResumeBuilderPage.css
rename to frontend/src/Pages/ResumeBuilderPage.css
diff --git a/frontend/src/ResumeBuilderPage.tsx b/frontend/src/Pages/ResumeBuilderPage.tsx
similarity index 98%
rename from frontend/src/ResumeBuilderPage.tsx
rename to frontend/src/Pages/ResumeBuilderPage.tsx
index ffc8704..040398d 100644
--- a/frontend/src/ResumeBuilderPage.tsx
+++ b/frontend/src/Pages/ResumeBuilderPage.tsx
@@ -6,10 +6,10 @@ import {
 } from '@mui/material';
 import { SxProps } from '@mui/material';
 
-import { ChatQuery, Query } from './ChatQuery';
-import { MessageList, BackstoryMessage } from './Message';
-import { Conversation } from './Conversation';
-import { BackstoryPageProps } from './BackstoryTab';
+import { ChatQuery, Query } from '../Components/ChatQuery';
+import { MessageList, BackstoryMessage } from '../Components/Message';
+import { Conversation } from '../Components/Conversation';
+import { BackstoryPageProps } from '../Components/BackstoryTab';
 
 import './ResumeBuilderPage.css';
 
diff --git a/frontend/src/Pages/VectorVisualizerPage.tsx b/frontend/src/Pages/VectorVisualizerPage.tsx
new file mode 100644
index 0000000..a471cc9
--- /dev/null
+++ b/frontend/src/Pages/VectorVisualizerPage.tsx
@@ -0,0 +1,28 @@
+import React, { useEffect, useState, useRef } from 'react';
+
+import { Scrollable } from '../Components/Scrollable';
+import { VectorVisualizer } from '../Components/VectorVisualizer';
+import { BackstoryPageProps } from '../Components/BackstoryTab';
+
+interface VectorVisualizerProps extends BackstoryPageProps {
+  inline?: boolean;
+  rag?: any;
+};
+
+const VectorVisualizerPage: React.FC<VectorVisualizerProps> = (props: VectorVisualizerProps) => {
+  return <Scrollable
+    autoscroll={false}
+    sx={{
+      maxWidth: "1024px",
+      height: "calc(100vh - 72px)",
+    }}
+  >
+    <VectorVisualizer {...props} />
+  </Scrollable>;
+};
+
+export type { VectorVisualizerProps };
+
+export {
+  VectorVisualizerPage
+};
diff --git a/frontend/src/declarations.d.ts b/frontend/src/declarations.d.ts
index 9b7fe5e..46ceee8 100644
--- a/frontend/src/declarations.d.ts
+++ b/frontend/src/declarations.d.ts
@@ -1,2 +1 @@
-declare module 'tsne-js';
 declare module 'react-plotly.js';
\ No newline at end of file
diff --git a/frontend/src/index.tsx b/frontend/src/index.tsx
index dca0535..326144e 100644
--- a/frontend/src/index.tsx
+++ b/frontend/src/index.tsx
@@ -1,10 +1,9 @@
 import React from 'react';
 import ReactDOM from 'react-dom/client';
 import { ThemeProvider } from '@mui/material/styles';
-import { backstoryTheme } from './BackstoryTheme'; // Adjust path as needed
+import { backstoryTheme } from './BackstoryTheme';
 import './index.css';
 import App from './App';
-import reportWebVitals from './reportWebVitals';
 
 const root = ReactDOM.createRoot(
   document.getElementById('root') as HTMLElement
@@ -16,8 +15,3 @@ root.render(
     </ThemeProvider>
   </React.StrictMode>
 );
-
-// If you want to start measuring performance in your app, pass a function
-// to log results (for example: reportWebVitals(console.log))
-// or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
-reportWebVitals();
diff --git a/frontend/src/reportWebVitals.ts b/frontend/src/reportWebVitals.ts
deleted file mode 100644
index 49a2a16..0000000
--- a/frontend/src/reportWebVitals.ts
+++ /dev/null
@@ -1,15 +0,0 @@
-import { ReportHandler } from 'web-vitals';
-
-const reportWebVitals = (onPerfEntry?: ReportHandler) => {
-  if (onPerfEntry && onPerfEntry instanceof Function) {
-    import('web-vitals').then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
-      getCLS(onPerfEntry);
-      getFID(onPerfEntry);
-      getFCP(onPerfEntry);
-      getLCP(onPerfEntry);
-      getTTFB(onPerfEntry);
-    });
-  }
-};
-
-export default reportWebVitals;
diff --git a/frontend/src/setupTests.ts b/frontend/src/setupTests.ts
deleted file mode 100644
index 8f2609b..0000000
--- a/frontend/src/setupTests.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-// jest-dom adds custom jest matchers for asserting on DOM nodes.
-// allows you to do things like:
-// expect(element).toHaveTextContent(/react/i)
-// learn more: https://github.com/testing-library/jest-dom
-import '@testing-library/jest-dom';
diff --git a/frontend/tsconfig.json b/frontend/tsconfig.json
index a273b0c..e1f4257 100644
--- a/frontend/tsconfig.json
+++ b/frontend/tsconfig.json
@@ -18,9 +18,10 @@
     "resolveJsonModule": true,
     "isolatedModules": true,
     "noEmit": true,
-    "jsx": "react-jsx"
+    "jsx": "react-jsx",
+    "baseUrl": "src",
   },
-  "include": [
-    "src"
-  ]
+"include": [
+  "src/**/*"
+]
 }
diff --git a/src/utils/check_serializable.py b/src/utils/check_serializable.py
new file mode 100644
index 0000000..646066d
--- /dev/null
+++ b/src/utils/check_serializable.py
@@ -0,0 +1,60 @@
+from pydantic import BaseModel, Field # type: ignore
+import json
+from typing import Any, List, Set
+
+def check_serializable(obj: Any, path: str = "", errors: List[str] = [], visited: Set[int] = set()) -> List[str]:
+    """
+    Recursively check all fields in an object for non-JSON-serializable types, avoiding infinite recursion.
+    Skips fields in Pydantic models marked with Field(..., exclude=True).
+    Args:
+        obj: The object to inspect (Pydantic model, dict, list, or other).
+        path: The current field path (e.g., 'field1.nested_field').
+        errors: List to collect error messages.
+        visited: Set of object IDs to track visited objects and prevent infinite recursion.
+    Returns:
+        List of error messages for non-serializable fields.
+    """
+    # Check for circular reference by object ID
+    obj_id = id(obj)
+    if obj_id in visited:
+        errors.append(f"Field '{path}' contains a circular reference, skipping further inspection")
+        return errors
+
+    # Add current object to visited set
+    visited.add(obj_id)
+
+    try:
+        # Handle Pydantic models
+        if isinstance(obj, BaseModel):
+            for field_name, field_info in obj.model_fields.items():
+                # Skip fields marked with exclude=True
+                if field_info.exclude:
+                    continue
+                value = getattr(obj, field_name)
+                new_path = f"{path}.{field_name}" if path else field_name
+                check_serializable(value, new_path, errors, visited)
+
+        # Handle dictionaries
+        elif isinstance(obj, dict):
+            for key, value in obj.items():
+                new_path = f"{path}[{key}]" if path else str(key)
+                check_serializable(value, new_path, errors, visited)
+
+        # Handle lists, tuples, or other iterables
+        elif isinstance(obj, (list, tuple)):
+            for i, value in enumerate(obj):
+                new_path = f"{path}[{i}]" if path else str(i)
+                check_serializable(value, new_path, errors, visited)
+
+        # Handle other types (check for JSON serializability)
+        else:
+            try:
+                json.dumps(obj)
+            except (TypeError, OverflowError, ValueError) as e:
+                errors.append(f"Field '{path}' contains non-serializable type: {type(obj)} ({str(e)})")
+
+    finally:
+        # Remove the current object from visited to allow processing in other branches
+        visited.discard(obj_id)
+
+    return errors
\ No newline at end of file