diff --git a/packages/core/src/ServiceContext.ts b/packages/core/src/ServiceContext.ts
index 0803e14f36b527ddd9e79f1000cb26a6f149d83f..8d3eb72d42ab66492d821763c30b768c6be129e5 100644
--- a/packages/core/src/ServiceContext.ts
+++ b/packages/core/src/ServiceContext.ts
@@ -1,6 +1,6 @@
 import { BaseEmbedding, OpenAIEmbedding } from "./Embedding";
 import { BaseLLMPredictor, ChatGPTLLMPredictor } from "./LLMPredictor";
-import { BaseLanguageModel, ChatOpenAI } from "./LanguageModel";
+import { ChatOpenAI } from "./LanguageModel";
 import { NodeParser, SimpleNodeParser } from "./NodeParser";
 import { PromptHelper } from "./PromptHelper";
 import { CallbackManager } from "./callbacks/CallbackManager";
diff --git a/packages/core/src/callbacks/utility/aHandleOpenAIStream.ts b/packages/core/src/callbacks/utility/aHandleOpenAIStream.ts
index 023c17ff259cce0e60d6b80f50b5ecd693ee8871..9f01d6345b71f5ff83c4891eecf6851f939f0dad 100644
--- a/packages/core/src/callbacks/utility/aHandleOpenAIStream.ts
+++ b/packages/core/src/callbacks/utility/aHandleOpenAIStream.ts
@@ -31,8 +31,9 @@ export async function aHandleOpenAIStream({
 }
 
 /*
-  TODO: upgrade to latest version of openai-node and use the native streaming support (https://github.com/openai/openai-node/issues/18#issuecomment-1595805163)
-  source: https://github.com/openai/openai-node/issues/18#issuecomment-1372047643
+  sources:
+  - https://github.com/openai/openai-node/issues/18#issuecomment-1372047643
+  - https://github.com/openai/openai-node/issues/18#issuecomment-1595805163
 */
 async function* __astreamCompletion(data: string[]) {
   yield* __alinesToText(__achunksToLines(data));