LLM Master

Resonance Space

In-app purchases

About this app

🤖 LLM Agent Engineering — from interview to production

LLM Master is a deep learning app for engineers aiming at LLM Agent roles. Not surface-level tutorials, but the questions you'll face in interviews and the problems you'll solve in production — all in one place.

▶ 20 chapters · 119 lessons · 119 quizzes

0. Getting started — for true beginners (3)
1. LLM foundations — Transformer · tokens · context · tool use (5)
2. Agent engineering — ReAct · planning · memory · MCP (6)
3. RAG & knowledge integration — basics to hybrid search (5)
4. Production — eval · guardrails · observability · cost · security (8)
5. Real-world frameworks — LangChain · LangGraph · AutoGen · CrewAI (7)
6. ERP & ABAP — enterprise domain application (5)
7. Advanced expert — fine-tuning vs RAG · distillation (5)
8. Python — from zero to LLM code (5)
9. Backend foundations — async · HTTP · DB (5)
10. FastAPI — your LLM app as an API (5)
11. LLM SDK comparison — OpenAI · Anthropic · Gemini · local (4)
12. LangGraph deep dive — stateful agents (4)
13. Vector DB hands-on — pgvector · Qdrant · Pinecone · Chroma (4)
14. MCP & tool calling deep dive (3)
15. Production deployment — Docker · observability · A/B (4)
16. Multimodal — vision · audio · image generation (4)
17. 2025-2026 frontier (3)
18. Real-world projects — 4 hands-on builds (4)
19. ERP × AI Agent Interview Prep (5) — new in v1.1.0
(Unlock by tapping the home heading 10 times)

▶ AI tutor — inline Q&A

Each lesson has an inline AI tutor powered by Anthropic Claude. Free monthly quota: 10 messages.

▶ Companion tools

• Per-chapter code package (free) — runnable ZIP + one-tap "Open in MuseStudio" (new in v1.1.0)
• MuseStudio (Mac/Win) — companion IDE with Learning Mode side panel. Run diagnosis across 6 categories (ModuleNotFound / Auth / RateLimit / Network / Timeout / JSON).

▶ Hallucination-free, source-verified

Every factual claim in the lessons is stored with its source URL — verification is essential when the goal is landing the job.

▶ Pricing

• One-time app purchase $29.99 — lifetime access (all chapters, forever)
• AI tutor message packs — Mini $3.99 / Standard $7.99 / Power $24.99
• Free monthly allowance (10 messages) — no purchase required

— Content updated regularly.
— In-app purchases (tutor packs) are one-time, no auto-renewal.

Privacy policy: https://www.resonance-space.net/llmstudy-privacy-en.html

What’s new

Initial release — LLM learning app. Free.