LangChain Streaming: Real-time Output

Streaming provides real-time LLM responses.

Implement streaming for better user experience.

Streaming with Callbacks

from langchain.callbacks.streaming_stdout import StreamingStdOutCallbackHandler

llm = OpenAI(streaming=True, callbacks=[StreamingStdOutCallbackHandler()])

llm.invoke(“Tell me a story”)

Async Streaming

Use async callbacks for web applications.

Benefits

✅ Faster perceived response

✅ Better UX

✅ Progressive display

Conclusion

Streaming improves user experience!