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About LLM Master

Master LLM Agent engineering from zero to production engineer level. •112 lessons · ~1.5M characters in-depth content Onboarding → LLM Foundation → Agent Engineering → RAG → Production → Frameworks → ERP/ABAP applied → Advanced → Extended tracks (Python, FastAPI, LangGraph, Vector DB, MCP, Multimodal, Deployment, hands-on projects). •Zero-hallucination principle Every factual claim is backed by verified official documentation, listed as sources. No speculation, no unverified info. •AI Tutor (Claude-powered) 1:1 Q&A grounded in lesson context. Drag any passage in the body and ask about that specific part — auto-quoted in the question. •Learning tools • 5-question applied quizzes (not rote memorization — application/judgment/scenarios) • Bookmarks across lessons with unified view • Font size & Korean TTS (Web Speech API) • Home-screen Quick Actions (resume / bookmarks / AI tutor) •For LLM Agent / AI Engineer interview prep, ML engineer transitioners, AI product developers, RAG/Agent system builders. •Topics Prompt Engineering, Tool Use, Structured Outputs, Context Windows, ReAct, Reflexion, Planning, Memory, MCP, RAG (Chunking, Advanced patterns, Eval, Vector DB internals), Eval, Guardrails, Observability, Cost Optimization, Prompt Injection, Multi-agent Orchestration, Long-context, Sandboxed Code Execution, LangChain/LangGraph, AutoGen, CrewAI, LlamaIndex, MCP Server, Computer Use, ABAP/SAP, Fine-tuning vs RAG, Distillation/Quantization, Eval Datasets, Multi-tenant, Python/FastAPI, pgvector/Qdrant/Pinecone, Vision, Speech (STT/TTS/Realtime), Image Generation, 2026 Frontier. •Payment A one-time app purchase ($29.99) unlocks 112 lessons, 112 quizzes, bookmarks, Quick Actions, TTS, and all future content updates — forever. The Anthropic Claude-powered AI tutor includes 10 free messages every month; top up via consumable packs (Mini 200 messages · 60 days / Standard 500 messages · 90 days / Power 1,500 messages · 180 days). No subscription, no auto-renewal. Privacy policy: https://www.resonance-space.net/llmstudy-privacy-en.html

What’s new

Version 1.3.0 · Updated October 8, 2026

New lesson alerts: turn them on in Notification Settings and we'll let you know when new lessons go live. You can turn them off anytime.

App privacy

The developer, Resonance Space, reported these privacy practices to Apple.

Data Not Collected

The developer does not collect any data from this app.

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