diff --git a/src/components/thread/index.tsx b/src/components/thread/index.tsx
index 1bb5fa3..1066413 100644
--- a/src/components/thread/index.tsx
+++ b/src/components/thread/index.tsx
@@ -182,9 +182,6 @@ export function Thread() {
       return;
     setFirstTokenReceived(false);
 
-    // TODO: check configurable object for modelname camelcase or snakecase else do openai format
-    const isOpenAI = true;
-
     const newHumanMessage: Message = {
       id: uuidv4(),
       type: "human",
diff --git a/src/lib/multimodal-utils.ts b/src/lib/multimodal-utils.ts
index 2710e3a..645bb41 100644
--- a/src/lib/multimodal-utils.ts
+++ b/src/lib/multimodal-utils.ts
@@ -1,5 +1,4 @@
 import type { Base64ContentBlock } from "@langchain/core/messages";
-import { convertToOpenAIImageBlock } from "@langchain/core/messages";
 
 // Returns a Promise of a typed multimodal block for images
 export async function fileToImageBlock(
@@ -46,15 +45,3 @@ export async function fileToBase64(file: File): Promise<string> {
     reader.readAsDataURL(file);
   });
 }
-
-// Utility to convert base64 image blocks to OpenAI image_url format
-export function toOpenAIImageBlock(block: Base64ContentBlock | any) {
-  if (block.type === "image" && block.source_type === "base64") {
-    return convertToOpenAIImageBlock(block);
-  }
-  return block;
-}
-
-const cleanBase64 = (base64String: string): string => {
-  return base64String.replace(/^data:.*?;base64,/, "");
-};