Explorez tous les épisodes du podcast Master Claude Chat, Cowork, Code

In Episode 21 of Beyond Prompting, author Sho Shimoda explores how to break through the manual chat window bottleneck by programmatically orchestrating AI agents using Dynamic Workflows. When coordinating large-scale engineering tasks across a codebase, managing dozens of parallel tasks manually through a chat transcript becomes a major bottleneck. In this episode, we break down:

• When Scripts Beat Conversations: The three conditions that justify a workflow script—large volume (20+ items), complete task independence, and aggregated findings.
• JavaScript Workflow Mechanics: Writing deterministic orchestration scripts using agent(), pipeline(), parallel(), phase(), and log(), while enforcing strict replayability rules that block non-deterministic calls like Date.now() or import().
• Prompt Caching at Scale: How Claude Code holds parallel agent fan-outs briefly at startup so subagents share a single cached prompt prefix, dramatically lowering execution costs.
• Security & Execution Boundaries: Why workflows require explicit user invocation via the ultracode keyword and cannot be triggered automatically by untrusted webhooks, scheduled tasks, or pull request comments.
• The Two-Phase Pattern: Designing trustworthy automation through a two-phase architecture—Phase 1 surveys and generates candidate findings, while Phase 2 runs an adversarial verification step on each finding before aggregating results.

(Note for listeners: This episode covers Chapter 21 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 20 of Beyond Prompting, author Sho Shimoda clarifies how to run multiple AI tasks concurrently without getting tangled in state or disk conflicts. While Chapter 19 focused on subagents, Chapter 20 introduces three other mechanisms for parallelism, organizing all four around what gets separated: context, attention, whole sessions, or files. In this episode, we cover:

• The Four Parallelism Mechanisms: Distinguishing between Subagents (separates context window), Background Sessions (separates attention), Agent Teams (separates whole sessions), and Git Worktrees (separates working tree files).
• Teammates vs. Subagents: Why teammates in an agent team operate as peer sessions that message each other and share a task list rather than reporting upward to a caller, and why coordination costs mean most tasks are better served by a well-specified single session.
• Cross-Session Messaging: Using /list-agents and SendMessage to let active terminal sessions communicate across project boundaries, governed by the crossSessionInbound setting.
• Worktrees for File Collisions: Creating isolated Git checkouts with claude --worktree <name> so parallel sessions don't overwrite each other's files on disk, and copying ignored local environment files using .worktreeinclude.
• Managing Parallel Load: Using the agent view (claude agents) to monitor background execution, and understanding why parallel worktrees and agent teams carry separate prompt caches.

(Note for listeners: This episode covers Chapter 20 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 19 of Beyond Prompting, author Sho Shimoda explores how to manage complex, search-heavy engineering tasks without cluttering your main conversation window using Subagents. When an agent reads dozens of files, runs multiple searches, and pursues false leads, that intermediate noise dilutes the main conversation's working memory. In this episode, we break down:

• Solving Context Pollution: Why the primary benefit of delegation is keeping your main conversation's context clean by running heavy investigations in isolated, disposable subagent context windows that return only concise summaries.
• The Three Justifications for Subagents: Identifying when to delegate based on context economy (high byproduct-to-conclusion ratio), specialized roles (such as a read-only security or schema reviewer), and true task parallelism.
• Defining Subagents (.claude/agents/): Structuring custom subagents in Markdown with YAML frontmatter, restricting tool access (e.g. limiting to Read, Grep, and Glob), and why writing a clear description field is the entire invocation mechanism.
• What Crosses the Boundary: Understanding what a subagent inherits (system prompt, CLAUDE.md, git snapshot, brief) versus what stays isolated (conversation history and intermediate tool outputs), and using agent IDs to resume subagents via SendMessage.
• Forks, Depth, and Concurrency: Distinguishing standard subagents from forks (/subtask), navigating spawn depth limits (up to 3 layers), concurrency caps (up to 20 subagents), and knowing when not to delegate.

(Note for listeners: This episode covers Chapter 19 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 18 of Beyond Prompting, author Sho Shimoda explores how to bundle your team's custom skills, commands, subagents, hooks, and MCP server configurations into a single, installable unit using Plugins. Rather than manually sharing scattered configuration files with colleagues, Plugins allow teams to package and distribute entire operational capabilities effortlessly. In this episode, we cover:

• The Anatomy of a Plugin: How a plugin is structured as a directory with a .claude-plugin/plugin.json manifest and optional component folders (skills/, commands/, agents/, hooks/, .mcp.json, and workflows/).
• Automatic Namespacing: How plugin components are namespaced upon arrival (e.g., /acme-standards:review), allowing multiple plugins to coexist safely without name collisions.
• Managing the Lifecycle: Using claude plugin commands (install, enable, disable, update, validate) and browsing official marketplaces (claude-plugins-official and claude-community).
• Publishing Internal Marketplaces: How to host a private team marketplace using a Git repository containing a .claude-plugin/marketplace.json index file.
• Plugins in Cowork: Bundling operational skills, connectors, and subagents for non-engineering teams via the Knowledge Work marketplace.
• Security & Privilege Scrutiny: Why plugins must be audited carefully before installation—since their hooks run on your local machine and their MCP servers spawn local host processes with your full privileges.

(Note for listeners: This episode covers Chapter 18 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 17 of Beyond Prompting, author Sho Shimoda breaks down the Model Context Protocol (MCP)—the open standard that connects Claude Code to external systems like ticket trackers, wikis, and databases. We explore how MCP replaces custom one-off integrations with a universal wire protocol, and examine the major 2026 specification revision. In this episode, we cover:

• The Three Primitives: Distinguishing between Tools (model-controlled functions), Resources (application-controlled context and documents), and Prompts (user-controlled command templates).
• The July 2026 Protocol Shift: How the updated MCP specification (2026-07-28) eliminated connection handshakes (initialize) and persistent session IDs (Mcp-Session-Id) in favor of stateless, standalone HTTP POST requests carrying capabilities in _meta.
• Configuring .mcp.json: Setting up stdio and HTTP transports across local (~/.claude.json), project (.mcp.json), and user scopes, and leveraging tool search (ENABLE_TOOL_SEARCH) to prevent schema overload.
• Security & Host Access: Why stdio MCP servers run as unconstrained processes on the host machine outside the shell sandbox, and what security teams must verify before connecting third-party servers.

(Note for listeners: This episode covers Chapter 17 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 16 of Beyond Prompting, author Sho Shimoda breaks down how to turn your team's recurring instructions and workflows into executable Agent Skills. Rather than re-explaining multi-step procedures in every new session, Skills allow you to encapsulate standard operating procedures once so Claude can discover and execute them automatically. In this episode, we cover:

• The Anatomy of a Skill: How a Skill is structured as a directory containing a SKILL.md file with YAML frontmatter and instructions written specifically for an AI agent.
• The Description Is the Whole Mechanism: Why there are no trigger fields, regex rules, or keyword matchers—Claude decides to invoke a Skill strictly by evaluating its description field against the user's current request.
• Progressive Loading & Context Economics: How loading works in three cost-effective stages—only descriptions load at session start, the full SKILL.md body loads when invoked, and supporting reference files load only on demand.
• Executable Procedures with Inline Shell: Leveraging $ARGUMENTS, path variables, and inline shell commands (! prefix) to gather real-time situational facts before Claude begins executing steps.
• Building Skills That Work: Starting from real organizational repetition, writing intent-focused descriptions, and testing Skills by describing situations naturally rather than explicitly invoking them.

(Note for listeners: This episode covers Chapter 16 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 15 of Beyond Prompting, author Sho Shimoda breaks down prompt caching—the single largest cost lever in the Claude Code ecosystem—and demonstrates how to manage long-term project memory. We explore why two identical sessions can vary dramatically in cost based on how they handle cached context and how to structure state that outlives individual sessions. In this episode, we cover:

• The Three Cached Layers: How prompt caching organizes context into three ordered layers—system prompt, project context, and conversation—allowing routine turns to run at roughly a tenth of standard input costs by reading cached prefixes.
• What Discards the Cache: Unintentional actions that invalidate the cached prefix—such as switching models mid-task, changing effort levels, toggling fast mode, or connecting MCP servers on the fly—and how planning session parameters upfront avoids expensive cache rebuilds.
• Cache Lifetimes (5-Minute vs. 1-Hour TTL): How cache retention periods operate across subscription plans and usage credits, and how to configure TTL settings to match your working rhythm.
• Durable State Beyond Sessions: Why conversation history is the wrong place to store architectural history, and how to maintain version-controlled decision records (decisions.md) that agents read at session start and update upon completing tasks.

(Note for listeners: This episode covers Chapter 15 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 14 of Beyond Prompting, author Sho Shimoda breaks down how to manage context budgets and session state when conversations run long. We examine the three core mechanisms that control what Claude retains, what gets summarized, and how to recover when an exploration strays off track:

• Auto Memory Across Sessions: How Claude Code automatically records durable preferences and project facts under ~/.claude/projects/<project>/memory/, loading the top of MEMORY.md while keeping topic-specific files available on demand.
• Reading the Context Budget: Using the /context command to visualize exact token usage across system prompts, tool definitions, rules, memory, skills, and conversation history.
• What Compaction Keeps (and Drops): Understanding what survives automatic or manual compaction—system prompts, CLAUDE.md, unscoped rules, plan mode plans, and auto memory are re-injected from disk—and how to direct summaries using /compact focus on <topic>.
• Going Backwards with Checkpoints: Using /rewind or pressing Esc Esc twice to restore code, conversation, or both across the 100 most recent prompt snapshots, alongside the four structural limits where Git commits remain essential.

(Note for listeners: This episode covers Chapter 14 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 13 of Beyond Prompting, author Sho Shimoda breaks down how to configure persistent repository instructions using CLAUDE.md and rule files. Rather than treating CLAUDE.md as a generic style guide or dumping ground for historical bugs, this episode focuses on treating instruction files as a concise briefing for a capable colleague. We cover:

• The 200-Line Rule: Why CLAUDE.md should be kept concise (under ~200 lines) by focusing strictly on non-derivable facts, build environments, and explicit boundaries—leaving out generic advice and formatting rules the model can see for itself.
• Concatenative Inheritance: How instruction files concatenate rather than override across four scopes: managed enterprise policy, user-level ~/.claude/CLAUDE.md, project ./CLAUDE.md, and uncommitted ./CLAUDE.local.md.
• Scoped Rules (.claude/rules/): How to split large instruction sets into modular files inside .claude/rules/ using paths: frontmatter globs so that topic-specific rules (like frontend React conventions) only load when matching files are opened.
• Deterministic Tools vs. Reasoning Context: Why mechanical syntax and formatting rules belong in deterministic linters and git hooks, reserving CLAUDE.md for architectural context and edge-case rationale that static analysis cannot check.
• Preventing Instruction Sediment: Using CLI commands like /init, /memory, and /doctor to audit, prune, and maintain instruction files like code.

(Note for listeners: This episode covers Chapter 13 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 12 of Beyond Prompting, we tackle one of the most high-stakes tasks in software engineering: letting an AI agent refactor an existing codebase. Author Sho Shimoda breaks down why asking Claude to "modernize this module" in one giant prompt usually results in hundreds of changed lines, broken production, and hours spent untangling regressions. In this episode, we cover:

• The "Big-Bang" Trap: Why a single commit touching twelve files leaves you with twelve suspects when tests go red, and why working in small, single-purpose steps makes debugging instant.
• Characterization Tests First: How to lock down the current behavior of legacy code by generating tests before refactoring, creating a behavioral safety net when no specification exists.
• The 4-Step Refactoring Loop: Forcing Claude into a disciplined cycle—list distinct changes smallest first, execute one change, verify against characterization tests, and commit before moving to the next.
• Reviewing Agent Diffs: How to review AI-generated code for subtle failure modes (like changed return contracts or deleted code paths) and using /code-review as a mechanical first pass.
• Checkpoint Rewinds: Using Esc Esc or /rewind to instantly restore conversation and file state to an earlier checkpoint when an exploration fails.

(Note for listeners: This episode covers Chapter 12 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 11 of Beyond Prompting, author Sho Shimoda breaks down the permission and governance architecture that protects your host machine while allowing Claude Code to operate autonomously. As session defaults shift toward classifier-driven execution, understanding how actions are evaluated is essential for safe operation. In this episode, we cover:

• First-Match Resolution Order: How proposed tool calls evaluate in a strict, fixed sequence—Deny rules first, then Ask rules, then Allow rules, before falling through to session permission modes and the classifier.
• The Six Permission Modes: Navigating session postures—Manual, Accept Edits, Plan, Auto, Don't Ask, and Bypass Permissions—and understanding how settings merge additively across scopes rather than replacing team defaults.
• Auto Mode & The Classifier: How a Sonnet 5 classifier evaluates proposed tool calls in real time while enforcing protected paths (like .git, .vscode, and .claude) and critical deletion paths regardless of user allow rules.
• The OS-Level Sandbox Boundary: Distinguishing between client-side permission controls and true operating system isolation (Seatbelt on macOS, bubblewrap on Linux/WSL2) that constrains shell command execution even if prompt injection occurs.

(Note for listeners: This episode covers Chapter 11 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 10 of Beyond Prompting, we explore how to configure and govern Claude Code through the .claude directory and JSON settings files. Author Sho Shimoda breaks down how configuration is structured, which files take precedence when rules conflict, and how settings merge across scopes. In this episode, we cover:

• What Lives Where: Distinguishing between committed project configuration (.claude/settings.json, rules/, skills/), personal overrides (.claude/settings.local.json), user-level global settings (~/.claude/), and organizationally enforced managed-settings.json.
• The Five-Tier Precedence Ladder: How settings resolve from strongest to weakest: managed settings, --settings flags, .claude/settings.local.json, .claude/settings.json, and ~/.claude/settings.json.
• Why Lists Merge Instead of Override: Why permission rules like permissions.allow combine additively across files rather than replacing team defaults, preventing local tweaks from silently wiping out team guardrails.
• When Edits Take Effect & Workspace Trust: Which settings reload live mid-session versus which require a session restart, and why sensitive permissions wait for workspace trust before taking effect.
• What Claude Code Writes About You: Managing session transcripts, rewind checkpoints, prompt history (history.jsonl), and transcript retention periods under ~/.claude/projects/.

(Note for listeners: This episode covers Chapter 10 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 9 of Beyond Prompting, we enter Part IV of our journey and step directly into the terminal with Claude Code. Author Sho Shimoda breaks down how Claude Code operates as an autonomous CLI agent rather than a passive text generator, working directly inside your repository. In this episode, we cover:

• Getting it Running: Installing Claude Code via the native installer or @anthropic-ai/claude-code, running claude doctor to verify setup, and establishing scoped working directories.
• The Interactive Loop (Gather, Act, Verify): How Claude Code gathers context, executes file or shell actions, and autonomously verifies its work against test suites and diagnostics to close the loop.
• Sessions as Units of Work: Managing persistent transcripts stored on disk under ~/.claude/projects/, resuming past work with claude --continue or --resume, and branching or forking conversation histories using /branch and /fork.
• Steering Over Restarting: Utilizing mid-turn corrections, rewinding checkpoints via /rewind or Esc Esc, compacting context with /compact, and knowing when to use /clear for new subjects.

(Note for listeners: This episode covers Chapter 9 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 8 of Beyond Prompting, we examine how to turn Claude Cowork from a manual tool into a background operator that executes recurring tasks on a schedule. Author Sho Shimoda breaks down:

• Remote Cloud Cadence: How scheduled tasks fire on Anthropic's cloud infrastructure whether or not your computer is open or awake—unless the task specifically requires local disk files or screen access via the desktop app broker.
• Session Ephemerality: Why every scheduled run starts as a fresh, standalone session with no memory of prior runs, and how to give a task persistent memory using small, human-readable state files that are read at start and updated at completion.
• Briefings People Actually Read: Designing recurring digests that ask for judgment rather than raw dumps, enforce strict brevity, and instruct Claude to "say so and stop" when there is nothing new to report.
• Automation Governance: Establishing habits to quarterly review scheduled tasks, pruning obsolete automation, and ensuring failures are visible so background tasks don't quietly rot.

(Note for listeners: This episode covers Chapter 8 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 7 of Beyond Prompting, we examine how to extend Claude Cowork's reach across local directories, cloud services, and desktop applications without sacrificing security. Author Sho Shimoda breaks down the essential controls and permissions that protect your host environment while allowing AI agents to run complex operational tasks. In this episode, we cover:

• Scoping File Access: Why you should grant access to narrow project folders rather than your root home directory, and how local file access relies on an active desktop application acting as a local broker.
• Connectors Call Outward: How enterprise cloud connectors issue requests from Anthropic's cloud servers directly to public SaaS APIs, and why internal services behind a corporate firewall require a local MCP server instead.
• The Three Approval Modes: Navigating Manual (confirming every individual action), Automatic (pre-approving familiar action types), and Skip (zero-prompt execution for bounded tasks) as trust in a workflow develops.
• Computer Use Security: Why driving your desktop screen and pointer operates directly on your live machine without a sandbox—and why it should be treated with the same caution as handing an unlocked laptop to a colleague.

(Note for listeners: This episode covers Chapter 7 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 6 of Beyond Prompting, we explore the major architectural evolution of Claude Cowork. Moving beyond simple text generation, Cowork handles operational file and document workflows—and now operates on a cloud-first architecture. Author Sho Shimoda breaks down how this transition changes where your work runs and how your local machine stays secure. In this episode, we cover:

• Cloud-First Execution: Why agent loops and code execution now run in ephemeral cloud sandboxes on Anthropic's servers rather than inside a local desktop virtual machine.
• One Session, Four Surfaces: How Cowork sessions sync seamlessly across desktop apps (macOS, Windows, ChromeOS, Linux), web browsers, mobile devices, and the Chrome side panel.
• The Desktop App as a Broker: Understanding the desktop app's updated role—acting as a secure local broker that lets a cloud session access specific local folders, browsers, or screens only when authorized.
• What Still Needs Your Machine: Identifying constraints around local disk files, live screen/computer use, and local network services, and why cloud-only tasks keep running even when your laptop lid is closed.
• Session Ephemerality & Observability: Managing ephemeral sandbox state, persisting durable outputs back to disk or connectors, and using enterprise OpenTelemetry tracking for full operational auditability.

(Note for listeners: This episode covers Chapter 6 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code)

In Episode 5 of Beyond Prompting, we focus on turning conversational outputs into persistent, interactive deliverables using Artifacts. Rather than leaving code or tools buried in a chat transcript, Artifacts create standalone, shareable components that live beside the conversation with their own addresses. In this episode, we break down:

• The Artifact Boundary: Distinguishing between temporary chat messages and deliverables with a "second life" (such as calculators, diagrams, and dashboards). Note that Python code blocks inside artifacts serve as code listings rather than executable scripts.
• Supported Formats: Generating HTML pages, React components, SVG graphics, Markdown documents, and Mermaid diagrams for system architecture and flowcharts.
• Sandbox Security: How Artifacts run as self-contained pages inside an isolated sandbox that blocks outbound network requests, requiring inlined CSS, JavaScript, and embedded data URIs.
• Standalone Publishing & Viewer Permissions: How published Artifacts live at dedicated URLs and operate using the viewer's credentials and connector permissions rather than the creator's.
• Terminal Publishing & Repository Graduation: Publishing Artifacts directly from Claude Code CLI sessions using the /artifacts command, and identifying the exact signal when a prototype outgrows the Artifact sandbox and needs to graduate to a formal repository.

(Note for listeners: This episode covers Chapter 5 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code)

In Episode 4 of Beyond Prompting, we tackle the most frustrating bottleneck in AI collaboration: starting every conversation from a clean slate. If you find yourself repeatedly re-explaining your organizational domain, terminology, and conventions, Claude Projects provide a persistent container to turn disposable chats into an ongoing working relationship. In this episode, we break down the core mechanics of context persistence:

• The Three-Layer Architecture: How Projects separate Custom Instructions and the Knowledge Base (which persist across sessions) from Conversations (which remain disposable and unshared).
• Instructions That Earn Their Place: How to draft high-impact custom instructions that focus on non-derivable rules, target audience descriptions, and standing conventions without wasting context on generic filler.
• Curating the Knowledge Base: Why uploading pattern-defining specifications beats dumping entire document trees, and how to prune superseded files so conflicting context doesn't confuse the model.
• Diagnosing Project Failures: Recognizing the failure modes of Projects that are either too broad or too fragmented, using the "5-minute re-explanation test" to know when your setup needs refactoring.
• Shared Institutional Memory: How shared Projects serve as automated onboarding for new team members, establishing consistent organizational context without manual runbooks.

(Note for listeners: This episode covers Chapter 4 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 3 of Beyond Prompting, we explore the single underlying principle behind effective prompt engineering: narrowing the token probability distribution. Rather than relying on an arbitrary list of "prompt tricks," author Sho Shimoda demonstrates how ambiguity equals entropy—and how every constraint you add systematically removes unwanted candidate outputs. In this episode, we break down:

• The Cost of Ambiguity: Why vague prompts waste turns and tokens, and how specifying constraints upfront saves expensive rounds of correction.
• The 5-Part Anatomy of a Prompt: Structuring prompts using XML tags (<instructions>, <context>, <constraints>, <output_format>) to create unambiguous boundaries that keep inputs clean.
• Examples Over Prose: Why showing multi-shot examples communicates edge-case logic far more effectively than lengthy written explanations.
• Effort Over Chain-of-Thought: Why explicit "think step-by-step" instructions are often obsolete on modern models, and when to adjust the Effort dial versus defining structured procedural steps.
• Systematic Prompt Debugging: A diagnostic framework to fix failing prompts by identifying missing context, unclear edge constraints, or conflicting instruction files.

(Note for listeners: This episode covers Chapter 3 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 2 of Beyond Prompting, we map out the modern Claude ecosystem and answer the fundamental operational question: "Which Claude should I use for this task?". While the three primary surfaces—Chat, Cowork, and Code—remain the core pillars, the execution footprint has expanded across eight distinct environments. In this episode, we break down:

• The Three Shapes of Work: Distinguishing between pure intellectual synthesis with zero system reach (Claude Chat), operational file and document workflows in sandboxed environments (Claude Cowork), and deep repository software engineering (Claude Code).
• The 8 Surfaces of Claude Code: Mapping where Claude Code actually runs—from local Terminals and IDEs (VS Code & JetBrains) to Desktop apps, Web, Mobile, Remote Control, Chrome extensions, and Slack.
• The 10-Second Decision Rule: A three-question filter to instantly pick the correct surface based on what systems or files your task needs to touch, prioritizing the surface with the least required reach.
• What Travels Everywhere: How your CLAUDE.md instructions, custom skills, unified permission models, and MCP servers follow you seamlessly across every single surface.

(Note for listeners: This episode covers Chapter 2 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor book to Master Claude: Chat, Cowork and Code).

In Episode 1 of Beyond Prompting, we go under the hood of modern AI models to understand how they actually generate text and why they behave the way they do. We break down the fundamental mechanics of token probability distributions, explaining why language models have no separate database of facts and why fluency doesn't guarantee correctness. We cover four core operational concepts:

• What the Model Is Actually Doing: How the token sampling loop operates and why everything you write shapes the mathematical distribution of what comes next.
• Entropy & Hallucination: Why AI "hallucinates" in high-entropy regions where possibilities branch widely, and how giving models access to real files and commands grounds their output.
• The Shift to Effort: Why traditional sampling parameters like temperature and top-p return errors on newer models (Opus 4.7+), and how the Effort dial (from low to max) allows you to explicitly control thinking time based on task complexity.
• Five Tiers & 1M-Token Context: Navigating the model lineup—Mythos, Fable, Opus, Sonnet, and Haiku—and why a 1-million-token context window is a resource to manage deliberately rather than dilute with noise.

(Note for listeners: This episode covers Chapter 1 of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, available on Amazon as the successor to Master Claude).

In this special preamble episode of Beyond Prompting, we examine how rapid AI development forced a complete rewrite of technical documentation and operator manuals. Author Sho Shimoda breaks down why Running Claude replaces earlier guides following roughly 180 software releases in just six months. We explore four fundamental shifts reshaping the operational ecosystem:

• Model Tiers & Effort: The lineup now spans five tiers—Mythos, Fable, Opus, Sonnet, and Haiku—with native 1M-token context windows and an "Effort" setting replacing traditional temperature sampling dials.
• Cloud-First Cowork: Cowork sessions now execute in sandboxed cloud virtual machines, turning the desktop application into a local broker for disk, browser, and screen access.
• Stateless MCP: The updated Model Context Protocol (2026-07-28) removed connection handshakes and persistent sessions so every request stands alone.
• Auto Mode & Agent SDK: Default permission postures transitioned to classifier-driven "Auto Mode", while the Agent SDK allows developers to embed execution loops directly into custom applications.

Finally, we discuss why operating AI requires verifiable code repositories, live errata tracking, and a steadfast core philosophy: execution over explanation, context over scale, and workflow over conversation.(Note for listeners: This episode covers the Preface of Sho Shimoda's book RUNNING CLAUDE: The Operator’s Guide to Chat, Cowork and Claude Code, which is available on Amazon as the successor to Master Claude: Chat, Cowork and Code).

Episode 15: Context Rot — The Silent Failure Mode of Long AI Sessions

In Episode 15 of Beyond Prompting, we expose one of the most dangerous—and least understood—problems in modern AI workflows:

context rot.

At first, massive 200,000-token context windows sound revolutionary.

More memory. More history. More continuity.

But in practice, something subtle begins to happen as conversations grow:

Old decisions linger.
Rejected ideas remain buried in the thread.
Outdated assumptions continue influencing the model.

And slowly, the quality of reasoning starts to decay.

The AI becomes less focused, less precise, and more likely to make decisions based on information that is no longer true.

This is context rot.

And if you are building serious systems with AI, understanding this phenomenon is critical.

In this episode, we break down practical techniques for keeping Claude aligned with the current truth of your project. You will learn how to strategically use commands like /compact and /clear to compress and reset context without losing important knowledge.

But simply deleting history is not enough.

You also need a way to preserve what actually matters.

That is why we introduce the concept of structured Decision Records—persistent artifacts that capture architectural decisions, tradeoffs, and operational truths outside the conversation itself.

Instead of relying on fragile conversational memory, you create durable knowledge that both humans and AI can reference consistently.

And then we arrive at the ultimate enterprise pattern.

The real solution is not “better conversations.”

The real solution is to stop depending on conversation history entirely.

We explore how advanced teams use version-controlled State Files to manage AI interactions more like database transactions than chat sessions—creating deterministic, auditable, reproducible workflows that scale far beyond ad-hoc prompting.

This is the difference between casually using AI… and engineering systems around it.

If you want to understand how elite AI workflows stay clean, scalable, and reliable over time, the complete framework is covered in the book.

Get your copy of Beyond Prompting here:
https://www.amazon.com/dp/B0GQVHJRGB

Because the future of AI engineering is not about giving models more context.

It is about controlling which context survives.

Episode 14: MCP — Turning AI into Connected Infrastructure

In Episode 14 of Beyond Prompting, we explore the breakthrough that takes AI out of isolation and plugs it directly into your real systems:

Model Context Protocol (MCP).

Until now, working with AI has meant constant friction—copying context, pasting data, and manually bridging gaps between tools.

MCP changes that.

It acts as a universal data bridge, allowing Claude to securely connect to your existing stack—without building custom integrations every time.

This is where AI stops being a side tool… and starts becoming part of your operational fabric.

In this episode, we walk through practical, real-world integrations with tools your team already uses:

• Slack — read conversations, draft responses, assist in team communication
• GitHub — review code, suggest changes, comment on Pull Requests
• Jira — understand tickets, summarize progress, assist with planning
• Google Drive — access documents, extract knowledge, support decision-making

But access alone is not enough.

With great connectivity comes the need for strict control.

We break down how to enforce security boundaries using MCP—so Claude can assist intelligently while remaining safely constrained. For example, it can read tickets and draft Pull Request comments, but it cannot delete messages, merge code, or change critical settings without explicit human approval.

This is how you move from experimentation to production-grade AI.

And then we take it one step further.

When you layer Agent Skills on top of MCP integrations, something powerful happens:

Claude stops reacting… and starts operating.

It can execute structured workflows across systems, coordinate actions, and become part of your core infrastructure—not just a conversational assistant.

This is the shift from “AI tools” to AI-powered systems.

If you want to understand how to design, connect, and control AI at this level, the complete framework is detailed in the book.

Get your copy of Beyond Prompting here:
https://www.amazon.com/dp/B0GQVHJRGB

Because once AI is connected, governed, and executable— it stops being optional, and starts becoming foundational.

Episode 13: Claude Skills — Turning SOPs into Executable Workflows

In Episode 13 of Beyond Prompting, we unlock one of the most powerful—and overlooked—capabilities in modern AI workflows:

turning your team’s standard operating procedures into executable systems.

This is where AI stops waiting for instructions… and starts knowing what to do.

We introduce Claude “Skills”—a structured way to encode repeatable processes so they can be triggered and executed automatically. No more re-explaining the same tasks. No more inconsistent outputs across team members.

At the center of this system is the SKILL.md file.

You’ll learn how to design it properly, including why the YAML frontmatter and carefully crafted trigger descriptions are critical. Done right, Claude can recognize intent and invoke the correct workflow without you explicitly telling it what to do.

This is not prompting. This is orchestration.

We then go deeper into the architecture that makes it scalable:

Progressive Disclosure.

A three-layer system that ensures Claude only loads detailed instructions, reference materials, and scripts when they are actually needed. The result is a system that is both powerful and efficient—keeping token usage under control while still enabling complex, multi-step execution.

Finally, we show how to take this beyond individual use.

You’ll learn how to build a centralized Skills Library—a shared layer of operational intelligence that anyone in your organization can use. With it, even complex workflows like security audits, deployment pipelines, or structured analysis tasks can be executed through simple natural language.

This is how teams scale AI safely.

Not by relying on individual expertise—but by encoding it into systems that anyone can use.

If you want to move from ad-hoc prompting to fully structured, reusable AI workflows, the full framework is covered in the book.

Get your copy of Beyond Prompting here:
https://www.amazon.com/dp/B0GQVHJRGB

Because once your workflows become executable, AI stops being a tool—and becomes part of how your organization operates.

Episode 12: CLAUDE.md — The Constitution Behind Your AI System

In Episode 12 of Beyond Prompting, we focus on the single highest-leverage asset in your entire AI workflow:

the CLAUDE.md file.

This is not just another prompt.

It is your system’s living constitution—a persistent layer of institutional memory that defines how Claude behaves inside your organization, across projects, teams, and time.

But here’s the catch:

Most teams get this completely wrong.

They try to control AI by adding more rules, more instructions, more detail—until everything becomes noisy, contradictory, and ineffective.

We break down why “less is more” is not just a principle, but a requirement. You’ll learn about instruction decay—the subtle failure mode where too many rules reduce clarity, introduce conflicts, and ultimately make Claude less reliable.

So how do you scale control without losing precision?

This episode introduces Progressive Disclosure and hierarchical CLAUDE.md structures—a way to layer context intelligently across repositories, teams, and environments without exploding your token usage or creating ambiguity.

You’ll see how to design instruction systems that stay clean, composable, and maintainable—even as your organization grows.

And just as importantly, we cover what not to do:

• Why auto-generating your CLAUDE.md is a trap that leads to brittle, low-quality guidance
• Why using Claude as a glorified code linter wastes both time and money
• How poorly structured instructions silently degrade performance across your entire workflow

This episode is about moving from “using AI” to governing AI.

Because at scale, the difference is everything.

If you want to master this layer—where AI becomes predictable, consistent, and aligned with how your team actually works—the full system is explained in the book.

Get your copy of Beyond Prompting here:
https://www.amazon.com/dp/B0GQVHJRGB

Once you understand how to design this foundation, AI stops being unpredictable—and starts becoming infrastructure.

Episode 11: Claude Code in CI/CD — Turning AI Into a Controlled Automation Layer

In Episode 11 of Beyond Prompting, we take Claude Code beyond the local terminal and into one of the most powerful places in modern software engineering: your automated delivery pipeline.

This is where AI stops being just a coding assistant and starts becoming part of your development system.

In this episode, you will learn how to integrate Claude Code into GitHub Actions and GitLab CI/CD, so it can do real work automatically as code moves through your team’s workflow. We walk through practical patterns for using Claude to review Pull Requests, triage issues, run security audits, and even keep API documentation in sync whenever changes are pushed.

But automation without control is a liability.

That is why this episode also focuses heavily on governance. We cover the production safety patterns that matter in real teams and real organizations: branch protection, test enforcement, and human approval before any AI-generated change is merged. The goal is not just to automate more, but to automate responsibly.

We also address one of the most overlooked realities of AI in pipelines: cost. If you let AI inspect everything, token usage can grow fast. You will learn how to manage spend intelligently by narrowing Claude’s working area with the --scope flag, helping you reduce unnecessary token consumption while keeping your pipeline focused and efficient.

This episode is for builders who want more than AI demos. It is for engineers, team leads, and technical decision-makers who want to embed AI into delivery workflows in a way that is practical, safe, and scalable.

If this episode opens your eyes to what is possible, the full book goes much further. Beyond Prompting shows you how to move from casual AI use to disciplined, high-leverage engineering workflows that can transform how you build software.

If you want the full framework, get the book here:
https://www.amazon.com/dp/B0GQVHJRGB

Once you see how AI can operate inside your real engineering systems, you stop asking whether AI can help — and start asking how far you can take it.

This is one of the most dangerous moves you can make as an engineer:

Letting AI rewrite your legacy system.

In this episode, we confront that risk head-on.

Because if you’ve ever tried something like
“Claude, clean up this code”
you already know what happens next…

You get beautifully structured, modern code—
that completely breaks your production environment.

So how do you actually do this safely?

We walk through a battle-tested framework used in real engineering environments.

And it starts with a surprising rule:

Do not refactor first.

Instead, you force Claude to write characterization tests—capturing exactly how your messy, fragile, legacy code behaves today. Before you change anything, you lock reality in place.

From there, we build strict guardrails:

• Use hierarchical CLAUDE.md to constrain behavior and decisions
• Force an incremental loop: small change → run tests → verify
• Never allow uncontrolled, large-scale rewrites

This is how you turn AI from a reckless optimizer into a disciplined engineer.

But even then, you’re not done.

Because the most dangerous bugs are the ones that look correct.

We dive into how to review AI-generated Pull Requests like a professional:

• Catch hallucinated APIs that don’t exist
• Identify subtle logic breaks that pass tests
• Spot real security risks like SQL injection vulnerabilities

This episode isn’t about using AI faster.

It’s about using AI without breaking everything you’ve built.

If you want the full system for working with AI in real-world codebases—from safe refactoring to scalable workflows—
it’s all laid out in the book:

👉 https://www.amazon.com/dp/B0GQVHJRGB

Because the future isn’t AI replacing engineers.
It’s engineers who know how to control AI.

In this episode, we enter a new phase of the journey: Claude Code.

This is where things change.

We leave behind the familiar world of browsers and chat windows—and step directly into the terminal. No more copying and pasting. No more fragmented workflows. Claude Code lives inside your CLI and works alongside you like a true engineering partner.

It reads your codebase.
It runs commands.
It makes real changes across your project.

This is not just chatting with AI. This is agentic development.

You’ll learn how to take control of this power with Plan Mode—a simple but critical shift that forces Claude to understand your architecture before writing a single line of code. This alone can completely change the quality of AI-generated output.

We also cover how to work safely and confidently:

• Manage permissions so nothing runs out of control
• Recover instantly using the rewind menu (yes, even when AI breaks things)
• Navigate the CLI like a pro, with practical shortcuts that save you time every day

And then we take it further.

What if you could run multiple AIs at once, each working on different parts of your system?

Using Git worktrees, you’ll learn how to run parallel Claude sessions—effectively multiplying your development speed while keeping everything clean and isolated.

This episode is just a glimpse.

If you want to truly master this new way of building—where AI is not just a tool, but a collaborator—
the full system is laid out step by step in the book:

👉 https://www.amazon.com/dp/B0GQVHJRGB

Once you experience this workflow, going back is not an option.

In Episode 8, we unlock the next level of AI productivity: autonomous, recurring workflows. Instead of triggering Claude manually for each task, we explore how Claude Cowork can operate as a background agent that runs on its own schedule.

You will learn how to configure automated workflows using cron expressions. For example, you can build a daily briefing that gathers overnight system alerts, support tickets, and calendar updates—delivering a synthesized report before you even start your day.

We also walk through how to create larger recurring workflows such as a weekly executive report that aggregates data across multiple systems, generates charts, and automatically formats a presentation ready for leadership review.

Beyond the basic setup, we explore the real engineering challenges of autonomous agents. What happens when the network drops temporarily? How should tasks recover from dependency failures? And how do scheduled workflows behave if your laptop goes to sleep? Understanding these operational details is critical when building reliable AI automation.

Finally, we connect these ideas to David Allen’s well-known Getting Things Done (GTD) framework. By mapping AI automation to the five stages—Capture, Clarify, Organize, Reflect, and Engage—you can design systems that help your entire team operate more effectively.

If you want to dive deeper into designing reliable AI workflows and operational systems built around Claude, these concepts are explored in greater depth in my book Master Claude Chat, Cowork and Code: From Prompting to Operational AI.

Learn more about the book on Amazon

In Episode 7, we explore how to transform Claude from a general-purpose AI into a specialized expert tailored to your specific job function. Instead of relying on generic responses, Claude can be extended with structured capabilities that allow it to operate within the exact workflows your team uses every day.

This episode dives into the architecture of Claude Cowork Plugins—modular packages that bundle skills, data connectors, and specialized sub-agents into a single deployable unit. These plugins allow Claude to interact with external systems and execute complex tasks without requiring users to manually configure every step.

We start by examining Anthropic’s pre-built plugins designed for common business roles such as Sales, Finance, Marketing, and Legal. These tools make it possible to automate many standard industry workflows almost instantly.

From there, we move into the enterprise layer: building organization-managed plugins. These allow technical teams to embed their company’s unique methodologies, CRM integrations, and governance rules directly into Claude’s operating context.

The result is a powerful system where everyday users can trigger complex workflows with simple commands such as /sales-forecast Q2 or /legal-review-contract. Behind the scenes, Claude executes multi-step processes automatically—allowing teams to run standardized, reliable workflows without writing a single line of code.

This episode shows how Claude can evolve from a helpful assistant into a domain-specific operational system.

If you want to explore how these ideas connect to broader AI workflows across Chat, Cowork, and Code, they are covered in greater depth in my book Master Claude Chat, Cowork and Code: From Prompting to Operational AI.

Learn more about the book on Amazon

In Episode 6, we step beyond the browser and introduce Claude Cowork, Anthropic’s desktop automation agent. Unlike traditional chat interfaces where you manually upload files one at a time, Cowork operates directly on your computer with controlled access to your local files.

But how can an AI safely interact with your system without putting your machine at risk? In this episode, we look under the hood at Cowork’s secure Linux Virtual Machine (VM) sandbox. This isolated environment creates a temporary bridge to your computer, allowing Claude to work with files while only accessing the specific folders you explicitly authorize.

From there, we explore practical automation scenarios. For example, Claude can analyze a cluttered downloads folder, inspect file metadata and hashes, detect duplicates, and automatically organize or rename files. What would normally take hours of manual cleanup can be completed in minutes.

We also look at more advanced workflows that span multiple applications—such as extracting raw data from an Excel spreadsheet, running queries against it, and automatically generating a polished PowerPoint summary ready for an executive presentation.

This episode demonstrates how Claude moves beyond conversation and becomes a true desktop execution engine.

If you want to go deeper into designing operational AI workflows and using Claude across Chat, Cowork, and Code, these ideas are explored in detail in my book Master Claude Chat, Cowork and Code: From Prompting to Operational AI.

Learn more about the book on Amazon

In Episode 3, we move beyond simple chat interactions and dive into the technical foundation of prompt engineering. Why does Claude sometimes hallucinate or produce unpredictable results? The answer lies in entropy—how ambiguity expands the model’s probability space and leads to uncertain outputs.

In this episode, we break down the anatomy of a high-quality, professional-grade prompt. You will learn why structuring instructions clearly—and even wrapping them in XML tags—can dramatically reduce ambiguity and improve reliability.

We also explore practical techniques such as multishot prompting, where carefully chosen examples guide the model toward consistent outputs. Along the way, we show how to debug failing prompts by systematically adding constraints that narrow the model’s focus.

Finally, we explain the mechanics behind Chain-of-Thought reasoning and when it makes sense to trigger Claude’s Extended Thinking mode. In some cases it can significantly improve reasoning quality, but it also increases cost and latency—so knowing when to use it matters.

This episode gives you the mental framework needed to move from casual prompting to structured AI communication.

If you want to go deeper into designing reliable prompts, building AI workflows, and turning Claude into a true execution engine, these concepts are explored in detail in my book Master Claude Chat, Cowork and Code: From Prompting to Operational AI.

Explore the book on Amazon

In Episode 4, we tackle one of the most frustrating bottlenecks in working with AI: "AI Amnesia." If you find yourself spending twenty minutes re-explaining your codebase architecture, coding conventions, or deployment rules every time you open a new chat, it is a sign that your workflow needs to evolve.

In this episode, we explore how Claude Projects solve this problem by allowing you to build persistent, shared knowledge bases that remember your organizational context. Instead of starting from scratch every time, you can create AI workspaces that understand your domain from the start.

You will learn a practical three-layer framework for writing effective Custom Instructions:

• Foundation: The core rules and standards that define your environment.
• Patterns: Common architectural or coding patterns the AI should follow.
• Operational: Specific workflows and execution guidelines for daily tasks.

We also discuss what information should actually be included in your Knowledge Base, and why the common “instruction dump” approach often makes AI performance worse rather than better.

Finally, we show how shared projects can dramatically improve team workflows—from faster onboarding for new engineers to more efficient code reviews and documentation generation.

If you want to stop repeating yourself to AI and start building systems that truly understand your environment, this episode will give you the framework to do it.

These ideas are explored further in my book Master Claude Chat, Cowork and Code: From Prompting to Operational AI, where we go deeper into designing persistent AI workflows and operational AI systems.

Learn more about the book on Amazon

In Episode 3, we move beyond simple chat interactions and dive into the technical foundation of prompt engineering. Why does Claude sometimes hallucinate or produce unpredictable results? The answer lies in entropy—how ambiguity expands the model’s probability space and leads to uncertain outputs.

In this episode, we break down the anatomy of a high-quality, professional-grade prompt. You will learn why structuring instructions clearly—and even wrapping them in XML tags—can dramatically reduce ambiguity and improve reliability.

We also explore practical techniques such as multishot prompting, where carefully chosen examples guide the model toward consistent outputs. Along the way, we show how to debug failing prompts by systematically adding constraints that narrow the model’s focus.

Finally, we explain the mechanics behind Chain-of-Thought reasoning and when it makes sense to trigger Claude’s Extended Thinking mode. In some cases it can significantly improve reasoning quality, but it also increases cost and latency—so knowing when to use it matters.

This episode gives you the mental framework needed to move from casual prompting to structured AI communication.

If you want to go deeper into designing reliable prompts, building AI workflows, and turning Claude into a true execution engine, these concepts are explored in detail in my book Master Claude Chat, Cowork and Code: From Prompting to Operational AI.

Explore the book on Amazon

In the second episode of Beyond Prompting, we break down the fundamental architecture of the Claude ecosystem. Claude is no longer just a single chatbot — it is a family of distinct interfaces designed for entirely different modes of work.

We explore the specific capabilities and use cases for each of the "Three Pillars":

• Claude Chat: The web-based interface designed for intellectual work, reasoning, and knowledge synthesis. We discuss how persistent Projects and interactive Artifacts allow you to move beyond conversation and start building real prototypes.
• Claude Cowork: The desktop automation agent that runs inside a secure Linux virtual machine. You will learn how it can safely handle file processing, system administration tasks, and browser automation without exposing your local system to risk.
• Claude Code: The powerful CLI interface that operates directly within your development environment. We explore how it works with your file system and Git history to support large-scale code refactoring, engineering workflows, and automated development tasks.

To make these tools practical, we introduce a simple Decision Matrix that helps you quickly determine which Claude interface to use depending on whether your task requires deep reasoning, secure automation, or integrated software development.

This episode gives you a conceptual framework for understanding how Claude operates as an execution system rather than just a chatbot.

If you want to go deeper into building real workflows and operational AI systems using Claude, these ideas are expanded in my book Master Claude Chat, Cowork and Code: From Prompting to Operational AI.

Learn more about the book on Amazon