diff --git a/server/prisma/seed.ts b/server/prisma/seed.ts
index 5f1505e2..1c2968a6 100644
--- a/server/prisma/seed.ts
+++ b/server/prisma/seed.ts
@@ -354,6 +354,22 @@ const LLMS: {
     stream_available: true,
     model_provider: "OpenAI",
     config: "{}",
+  },
+  {
+    model_id: "gemini-1.5-flash-dbase",
+    name: "Gemini 1.5 Flash (Google)",
+    model_type: "chat",
+    stream_available: true,
+    model_provider: "Google",
+    config: "{}",
+  },
+  {
+    model_id: "gemini-1.5-pro-dbase",
+    name: "Gemini 1.5 Pro (Google)",
+    model_type: "chat",
+    stream_available: true,
+    model_provider: "Google",
+    config: "{}",
   }
 ];
 
diff --git a/server/src/chain/index.ts b/server/src/chain/index.ts
index 2ab5c696..cf63f0c1 100644
--- a/server/src/chain/index.ts
+++ b/server/src/chain/index.ts
@@ -1,4 +1,5 @@
 import { BaseLanguageModel } from "@langchain/core/language_models/base";
+import { BaseChatModel } from "@langchain/core/language_models/chat_models";
 import { Document } from "@langchain/core/documents";
 import {
   ChatPromptTemplate,
@@ -14,6 +15,7 @@ import {
   RunnableMap,
   RunnableSequence,
 } from "@langchain/core/runnables";
+
 type RetrievalChainInput = {
   chat_history: string;
   question: string;
@@ -107,8 +109,8 @@ export const createChain = ({
   retriever,
   response_template,
 }: {
-  llm: BaseLanguageModel;
-  question_llm: BaseLanguageModel;
+  llm: BaseLanguageModel<any> | BaseChatModel<any> ;
+  question_llm: BaseLanguageModel<any> | BaseChatModel<any>;
   retriever: Runnable;
   question_template: string;
   response_template: string;
diff --git a/server/src/utils/models.ts b/server/src/utils/models.ts
index ee1fb64e..84538b5c 100644
--- a/server/src/utils/models.ts
+++ b/server/src/utils/models.ts
@@ -84,7 +84,7 @@ export const chatModelProvider = (
         maxOutputTokens: 2048,
         apiKey: process.env.GOOGLE_API_KEY,
         ...otherFields,
-      });
+      }) as any
     case "ollama":
       return new ChatOllama({
         baseUrl: otherFields.baseURL,