Langfuse Core Workflow A: Tracing LLM Calls Overview End-to-end tracing of LLM calls, chains, and agents. Covers the OpenAI drop-in wrapper, manual tracing with , RAG pipeline instrumentation, streaming response tracking, and LangChain integration. Prerequisites - Completed setup - OpenAI SDK installed ( ) - For v4+: , , , Instructions Step 1: OpenAI Drop-In Wrapper (Zero-Code Tracing) Step 2: Manual Tracing -- RAG Pipeline (v4+ SDK) Step 3: Manual Tracing -- RAG Pipeline (v3 Legacy) Step 4: Streaming Response Tracking Step 5: Anthropic Claude Tracing (Manual) Step 6: LangChain Integration (P…