Latest stack
Tools & trends in production use
Modern chatbot delivery means retrieval, tool calling, evals, and voice — not just a single LLM API call.
RAG Pipelines
Chunking, embeddings, hybrid retrieval
LLM Tool Calling
Functions, APIs, structured actions
Agentic Workflows
LangGraph multi-step orchestration
Vector Databases
Qdrant, Supabase, semantic search
Voice AI
Twilio, ElevenLabs, real-time STT/TTS
Guardrails
Grounding, evals, hallucination control
Multi-model LLMs
OpenAI, Claude, Gemini, Bedrock
Memory & Context
Session state, long-context windows
Human Handoff
Escalation to live agents
n8n Automation
Drive → embed → retrieve → respond
Embeddable Widgets
Site assistants with lead capture
Observability
Tracing, latency, response quality