Anthropic Architecture Variants Overview Four validated architecture patterns for Claude API integrations at different scales and use cases. Variant 1: Serverless (AWS Lambda / Cloud Functions) Trade-offs: Cold starts add 1-3s. Lambda timeout (15min) limits long generations. No connection pooling between invocations. Variant 2: Streaming Microservice (FastAPI + WebSocket) Variant 3: Queue-Based Pipeline (Celery / Cloud Tasks) Variant 4: Multi-Model Orchestrator Architecture Selection Guide | Factor | Serverless | Microservice | Queue-Based | Orchestrator | |--------|-----------|-------------|…