diff --git a/src/pages/api/llm.ts b/src/pages/api/llm.ts
index 8858f08..4885a2f 100644
--- a/src/pages/api/llm.ts
+++ b/src/pages/api/llm.ts
@@ -1,4 +1,3 @@
-// Next.js API route support: https://nextjs.org/docs/api-routes/introduction
 import type { NextApiRequest, NextApiResponse } from 'next';
 import OpenAI from 'openai';
 import { LLMRequest, LLMResponse } from '../../types';
@@ -30,3 +29,17 @@ export default async function handler(
   const response: LLMResponse = { completion };
   res.status(200).json(response);
 }
+
+export async function getDiffData(
+  req: NextApiRequest,
+  res: NextApiResponse<LLMResponse | { error: string }>
+) {
+  // TODO: Implement the logic to get the diff data
+}
+
+export async function getAllOtherData(
+  req: NextApiRequest,
+  res: NextApiResponse<LLMResponse | { error: string }>
+) {
+  // TODO: Implement the logic to get all other data
+}
\ No newline at end of file
diff --git a/src/pages/forms/fill/[id].tsx b/src/pages/forms/fill/[id].tsx
index c763e35..bdb438a 100644
--- a/src/pages/forms/fill/[id].tsx
+++ b/src/pages/forms/fill/[id].tsx
@@ -99,7 +99,7 @@ export function InnerChat(props: {
     setMessages(messagesToSend);
     setInputValue('');
     setIsWaiting(true);
-    const assistantResponse = await callLLM(PROMPT_FILL(form), messagesToSend);
+    const assistantResponse = await callLLM(PROMPT_FILL(form), messagesToSend, 'getDiffData');
     if (assistantResponse instanceof Error) {
       setError(assistantResponse);
       return;
@@ -125,7 +125,8 @@ export function InnerChat(props: {
           submitResponseToSupabase(
             form.id,
             parsed.submission,
-            props.supabase
+            props.supabase,
+            'getAllOtherData'
           ).then((maybeError) => {
             setIsDone(true);
             setSubmission(parsed.submission);
@@ -239,4 +240,4 @@ function SubmissionBox(submission: object): React.ReactNode {
       </p>
     </div>
   );
-}
+}
\ No newline at end of file
diff --git a/src/utils.ts b/src/utils.ts
index 0b5d4c3..216f517 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -10,9 +10,11 @@ import { Session, SupabaseClient } from '@supabase/auth-helpers-nextjs';
 import { v4 } from 'uuid';
 import { Database, Json } from '../types/supabase';
 
+export const callLLM = async (
 export const callLLM = async (
   systemPrompt: string,
-  messages: ChatMessage[]
+  messages: ChatMessage[],
+  endpoint: string
 ) => {
   const data: LLMRequest = {
     completion_create: {
@@ -21,7 +23,7 @@ export const callLLM = async (
       messages: [{ role: 'system', content: systemPrompt }, ...messages],
     },
   };
-  const response = await fetch('/api/llm', {
+  const response = await fetch(`/api/${endpoint}`, {
     method: 'POST',
     body: JSON.stringify(data),
     headers: {
@@ -35,7 +37,6 @@ export const callLLM = async (
   const json: LLMResponse = await response.json();
   return json.completion.choices[0].message;
 };
-
 export async function getUserFromSupabase(
   session: Session | null,
   supabase: SupabaseClient<Database>,
@@ -130,10 +131,33 @@ export async function submitResponseToSupabase(
     return response;
   }
 }
+export async function submitResponseToSupabase(
+  formId: string,
+  responseJson: Json,
+  supabase: SupabaseClient<Database>,
+  endpoint: string
+): Promise<Response | Error> {
+  const response: Response = {
+    id: v4(),
+    form_id: formId,
+    fields: responseJson,
+    created_at: new Date().toISOString(),
+    updated_at: new Date().toISOString(),
+  };
+  console.log('Submitting response to Supabase', { formId, response });
+  const { error } = await supabase.from('responses').insert(response);
 
+  if (error) {
+    console.error(`Error creating response`, { response, error });
+    return Error(error.message, { cause: error });
+  } else {
+    console.log('Successfully created response', response);
+    return response;
+  }
+}
 export const removeStartAndEndQuotes = (str: string | null) => {
   if (!str) {
     return str;
   }
   return str.replace(/^"(.*)"$/, '$1');
-};
+};
\ No newline at end of file