- Fix beta header: interleaved-thinking → context-1m-2025-08-07 - Add Sonnet 4.6 long-context premium ($3→$6 / $15→$22.50 above 200K) - Correct cost estimates: Sonnet 1M ~$4.13 (was $2.25), Opus 1M ~$6.88 (was $8.75) - Remove unverified 93% @ 256K MRCR figure - Add usage tier 4 requirement - Clarify "all tokens" billed at premium when input >200K Sources: Anthropic pricing docs + context-windows docs (verified Feb 18 2026) Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com> |
||
|---|---|---|
| .claude/commands | ||
| .github/ISSUE_TEMPLATE | ||
| assets | ||
| claudedocs | ||
| docs | ||
| examples | ||
| exports | ||
| guide | ||
| machine-readable | ||
| quiz | ||
| scripts | ||
| tools | ||
| .gitignore | ||
| CHANGELOG.md | ||
| cheatsheet.pdf | ||
| CITATION.cff | ||
| CLAUDE.md | ||
| CODE_OF_CONDUCT.md | ||
| CONTRIBUTING.md | ||
| IDEAS.md | ||
| LICENSE | ||
| README.md | ||
| SECURITY.md | ||
| VERSION | ||
Claude Code Ultimate Guide
6 months of daily practice distilled into a guide that teaches you the WHY, not just the what. From core concepts to production security, you learn to design your own agentic workflows instead of copy-pasting configs.
If this guide helps you, give it a star ⭐ — it helps others discover it too.
🎯 What You'll Learn
This guide teaches you to think differently about AI-assisted development:
- ✅ Understand trade-offs — When to use agents vs skills vs commands (not just how to configure them)
- ✅ Build mental models — How Claude Code works internally (architecture, context flow, tool orchestration)
- ✅ Master methodologies — TDD, SDD, BDD with AI collaboration (not just templates)
- ✅ Security mindset — Threat modeling for AI systems (only guide with 18 CVEs + 341 malicious skills database)
- ✅ Test your knowledge — 274-question quiz to validate understanding (no other resource offers this)
Outcome: Go from copy-pasting configs to designing your own agentic workflows with confidence.
📊 When to Use This Guide vs Everything-CC
Both guides serve different needs. Choose based on your priority.
| Your Goal | This Guide | everything-claude-code |
|---|---|---|
| Understand why patterns work | Deep explanations + architecture | Config-focused |
| Quick setup for projects | Available but not the priority | Battle-tested production configs |
| Learn trade-offs (agents vs skills) | Decision frameworks + comparisons | Lists patterns, no trade-off analysis |
| Security hardening | Only threat database (18 CVEs) | Basic patterns only |
| Test understanding | 274-question quiz | Not available |
| Methodologies (TDD/SDD/BDD) | Full workflow guides | Not covered |
| Copy-paste ready templates | 116 templates | 200+ templates |
Ecosystem Positioning
EDUCATIONAL DEPTH
▲
│
│ ★ This Guide
│ Security + Methodologies + 19K lines
│
│ [Everything-You-Need-to-Know]
│ SDLC/BMAD beginner
─────────────────────────┼─────────────────────────► READY-TO-USE
[awesome-claude-code] │ [everything-claude-code]
(discovery, curation) │ (plugin, 1-cmd install)
│
│ [claude-code-studio]
│ Context management
│
SPECIALIZED
4 unique gaps no competitor covers:
- Security-First — 18 CVEs + 341 malicious skills tracked (no competitor has this depth)
- Methodology Workflows — TDD/SDD/BDD comparison + step-by-step guides
- Comprehensive Reference — 19K lines across 16 specialized guides (24× more reference material than everything-cc)
- Educational Progression — 274-question quiz, beginner → expert path
Recommended workflow:
- Learn concepts here (mental models, trade-offs, security)
- Use battle-tested configs there (quick project setup)
- Return here for deep dives (when something doesn't work or to design custom workflows)
Both resources are complementary, not competitive. Use what fits your current need.
⚡ Quick Start
Quickest path: Cheat Sheet — 1 printable page with daily essentials
Interactive onboarding (no clone needed):
claude "Fetch and follow the onboarding instructions from: https://raw.githubusercontent.com/FlorianBruniaux/claude-code-ultimate-guide/main/tools/onboarding-prompt.md"
Browse directly: Full Guide | Examples | Quiz
Prerequisites & Minimal CLAUDE.md Template
Prerequisites: Node.js 18+ | Anthropic API key
# Project: [NAME]
## Tech Stack
- Language: [e.g., TypeScript]
- Framework: [e.g., Next.js 14]
- Testing: [e.g., Vitest]
## Commands
- Build: `npm run build`
- Test: `npm test`
- Lint: `npm run lint`
## Rules
- Run tests before marking tasks complete
- Follow existing code patterns
- Keep commits atomic and conventional
Save as CLAUDE.md in your project root. Claude reads it automatically.
📁 Repository Structure
graph LR
root[📦 Repository<br/>Root]
root --> guide[📖 guide/<br/>19K lines]
root --> examples[📋 examples/<br/>116 templates]
root --> quiz[🧠 quiz/<br/>274 questions]
root --> tools[🔧 tools/<br/>utils]
root --> machine[🤖 machine-readable/<br/>AI index]
root --> docs[📚 docs/<br/>67 evaluations]
style root fill:#d35400,stroke:#e67e22,stroke-width:3px,color:#fff
style guide fill:#2980b9,stroke:#3498db,stroke-width:2px,color:#fff
style examples fill:#8e44ad,stroke:#9b59b6,stroke-width:2px,color:#fff
style quiz fill:#d68910,stroke:#f39c12,stroke-width:2px,color:#fff
style tools fill:#5d6d7e,stroke:#7f8c8d,stroke-width:2px,color:#fff
style machine fill:#138d75,stroke:#16a085,stroke-width:2px,color:#fff
style docs fill:#c0392b,stroke:#e74c3c,stroke-width:2px,color:#fff
Detailed Structure (Text View)
📦 claude-code-ultimate-guide/
│
├─ 📖 guide/ Core Documentation (~19K lines)
│ ├─ ultimate-guide.md Complete reference, 10 sections
│ ├─ cheatsheet.md 1-page printable
│ ├─ architecture.md How Claude Code works internally
│ ├─ methodologies.md TDD, SDD, BDD workflows
│ ├─ third-party-tools.md Community tools (RTK, ccusage, Entire CLI)
│ ├─ mcp-servers-ecosystem.md Official & community MCP servers
│ └─ workflows/ Step-by-step guides
│
├─ 📋 examples/ 116 Production Templates
│ ├─ agents/ 6 custom AI personas
│ ├─ commands/ 26 slash commands
│ ├─ hooks/ 31 hooks (bash + PowerShell)
│ ├─ skills/ 13 skills (9 on SkillHub)
│ └─ scripts/ Utility scripts (audit, search)
│
├─ 🧠 quiz/ 264 Questions
│ ├─ 9 categories Setup, Agents, MCP, Trust, Advanced...
│ ├─ 4 profiles Junior, Senior, Power User, PM
│ └─ Instant feedback Doc links + score tracking
│
├─ 🔧 tools/ Interactive Utilities
│ ├─ onboarding-prompt Personalized guided tour
│ └─ audit-prompt Setup audit & recommendations
│
├─ 🤖 machine-readable/ AI-Optimized Index
│ ├─ reference.yaml Structured index (~2K tokens)
│ └─ llms.txt Standard LLM context file
│
└─ 📚 docs/ 67 Resource Evaluations
└─ resource-evaluations/ 5-point scoring, source attribution
🎯 What Makes This Guide Unique
🎓 Deep Understanding Over Configuration
Outcome: Design your own workflows instead of copy-pasting blindly.
We teach how Claude Code works and why patterns matter:
- Architecture — Internal mechanics (context flow, tool orchestration, memory management)
- Trade-offs — Decision frameworks for agents vs skills vs commands
- Pitfalls — Common failure modes + prevention strategies
What this means for you: Troubleshoot issues independently, optimize for your specific use case, know when to deviate from patterns.
🛡️ Security Threat Intelligence (Only Comprehensive Database)
Outcome: Protect production systems from AI-specific attacks.
Only guide with systematic threat tracking:
- 18 CVE-mapped vulnerabilities — Prompt injection, data exfiltration, code injection
- 341 malicious skills catalogued — Unicode injection, hidden instructions, auto-execute patterns
- Production hardening workflows — MCP vetting, injection defense, audit automation
Threat Database → | Security Guide →
What this means for you: Vet MCP servers before trusting them, detect attack patterns in configs, comply with security audits.
📝 264-Question Knowledge Validation (Unique in Ecosystem)
Outcome: Verify your understanding + identify knowledge gaps.
Only comprehensive assessment available — test across 9 categories:
- Setup & Configuration, Agents & Sub-Agents, MCP Servers, Trust & Verification, Advanced Patterns
Features: 4 skill profiles (Junior/Senior/Power User/PM), instant feedback with doc links, weak area identification
Try Quiz Online → | Run Locally
What this means for you: Know what you don't know, track learning progress, prepare for team adoption discussions.
🤖 Agent Teams Coverage (v2.1.32+ Experimental)
Outcome: Parallelize work on large codebases (Fountain: 50% faster, CRED: 2x speed).
Only comprehensive guide to Anthropic's multi-agent coordination:
- Production metrics from real companies (autonomous C compiler, 500K hours saved)
- 5 validated workflows (multi-layer review, parallel debugging, large-scale refactoring)
- Decision framework: Teams vs Multi-Instance vs Dual-Instance vs Beads
Agent Teams Workflow → | Section 9.20 →
What this means for you: Break monolithic tasks into parallelizable work, coordinate multi-file refactors, review your own AI-generated code.
🔬 Methodologies (Structured Development Workflows)
Outcome: Maintain code quality while working with AI.
Complete guides with rationale and examples:
- TDD — Test-Driven Development (Red-Green-Refactor with AI)
- SDD — Specification-Driven Development (Design before code)
- BDD — Behavior-Driven Development (User stories → tests)
- GSD — Get Shit Done (Pragmatic delivery)
What this means for you: Choose the right workflow for your team culture, integrate AI into existing processes, avoid technical debt from AI over-reliance.
📚 116 Annotated Templates
Outcome: Learn patterns, not just configs.
Educational templates with explanations:
- Agents (6), Commands (26), Hooks (31), Skills
- Comments explaining why each pattern works (not just what it does)
- Gradual complexity progression (simple → advanced)
What this means for you: Understand the reasoning behind patterns, adapt templates to your context, create your own custom patterns.
🔍 67 Resource Evaluations
Outcome: Trust our recommendations are evidence-based.
Systematic assessment of external resources (5-point scoring):
- Articles, videos, tools, frameworks
- Honest assessments with source attribution (no marketing fluff)
- Integration recommendations with trade-offs
What this means for you: Save time vetting resources, understand limitations before adopting tools, make informed decisions.
🎯 Learning Paths
Junior Developer — Foundation path (7 steps)
- Quick Start — Install & first workflow
- Essential Commands — The 7 commands
- Context Management — Critical concept
- Memory Files — Your first CLAUDE.md
- Learning with AI — Use AI without becoming dependent ⭐
- TDD Workflow — Test-first development
- Cheat Sheet — Print this
Senior Developer — Intermediate path (6 steps)
- Core Concepts — Mental model
- Plan Mode — Safe exploration
- Methodologies — TDD, SDD, BDD reference
- Agents — Custom AI personas
- Hooks — Event automation
- CI/CD Integration — Pipelines
Power User — Comprehensive path (8 steps)
- Complete Guide — End-to-end
- Architecture — How Claude Code works
- Security Hardening — MCP vetting, injection defense
- MCP Servers — Extended capabilities
- Trinity Pattern — Advanced workflows
- Observability — Monitor costs & sessions
- Agent Teams — Multi-agent coordination (Opus 4.6 experimental)
- Examples — Production templates
Product Manager / DevOps / Designer
Product Manager (5 steps):
- What's Inside — Scope overview
- Golden Rules — Key principles
- Data Privacy — Retention & compliance
- Adoption Approaches — Team strategies
- PM FAQ — Code-adjacent vs non-coding PMs
Note: Non-coding PMs should consider Claude Cowork Guide instead.
DevOps / SRE (5 steps):
- DevOps & SRE Guide — FIRE framework
- K8s Troubleshooting — Symptom-based prompts
- Incident Response — Workflows
- IaC Patterns — Terraform, Ansible
- Guardrails — Security boundaries
Product Designer (5 steps):
- Working with Images — Image analysis
- Wireframing Tools — ASCII/Excalidraw
- Figma MCP — Design file access
- Design-to-Code Workflow — Figma → Claude
- Cheat Sheet — Print this
Progressive Journey
- Week 1: Foundations (install, CLAUDE.md, first agent)
- Week 2: Core Features (skills, hooks, trust calibration)
- Week 3: Advanced (MCP servers, methodologies)
- Month 2+: Production mastery (CI/CD, observability)
🔧 Rate Limits & Cost Savings
cc-copilot-bridge routes Claude Code through GitHub Copilot Pro+ for flat-rate access ($10/month instead of per-token billing).
# Install
git clone https://github.com/FlorianBruniaux/cc-copilot-bridge.git && cd cc-copilot-bridge && ./install.sh
# Use
ccc # Copilot mode (flat $10/month)
ccd # Direct Anthropic mode (per-token)
cco # Offline mode (Ollama, 100% local)
Benefits: Multi-provider switching, rate limit bypass, 99%+ cost savings on heavy usage.
🔑 Golden Rules
1. Verify Trust Before Use
Claude Code can generate 1.75x more logic errors than human-written code (ACM 2025). Every output must be verified. Use /insights commands and verify patterns through tests.
Strategy: Solo dev (verify logic + edge cases). Team (systematic peer review). Production (mandatory gating tests).
2. Never Approve MCPs from Unknown Sources
18 CVEs identified in Claude Code ecosystem. 341 malicious skills in supply chain. MCP servers can read/write your codebase.
Strategy: Systematic audit (5-min checklist). Community-vetted MCP Safe List. Vetting workflow documented in guide.
3. Context Pressure Changes Behavior
At 70% context, Claude starts losing precision. At 85%, hallucinations increase. At 90%+, responses become erratic.
Strategy: 0-50% (work freely). 50-70% (attention). 70-90% (/compact). 90%+ (/clear mandatory).
4. Start Simple, Scale Smart
Start with basic CLAUDE.md + a few commands. Test in production for 2 weeks. Add agents/skills only if need is proven.
Strategy: Phase 1 (basic). Phase 2 (commands + hooks if needed). Phase 3 (agents if multi-context). Phase 4 (MCP servers if truly required).
5. Methodologies Matter More with AI
TDD/SDD/BDD are not optional with Claude Code. AI accelerates bad code as much as good code.
Strategy: TDD (critical logic). SDD (architecture upfront). BDD (PM/dev collaboration). GSD (throwaway prototypes).
Quick Reference
| # | Rule | Key Metric | Action |
|---|---|---|---|
| 1 | Verify Trust | 1.75x more logic errors | Test everything, peer review |
| 2 | Vet MCPs | 18 CVEs, 341 malicious skills | 5-min audit checklist |
| 3 | Manage Context | 70% = precision loss | /compact at 70%, /clear at 90% |
| 4 | Start Simple | 2-week test period | Phase 1→4 progressive adoption |
| 5 | Use Methodologies | AI amplifies good AND bad | TDD/SDD/BDD by context |
Context management is critical. See the Cheat Sheet for thresholds and actions.
🤖 For AI Assistants
| Resource | Purpose | Tokens |
|---|---|---|
| llms.txt | Standard context file | ~1K |
| reference.yaml | Structured index with line numbers | ~2K |
Quick load: curl -sL https://raw.githubusercontent.com/FlorianBruniaux/claude-code-ultimate-guide/main/machine-readable/reference.yaml
🌍 Ecosystem
Claude Cowork (Non-Developers)
Claude Cowork is the companion guide for non-technical users (knowledge workers, assistants, managers).
Same agentic capabilities as Claude Code, but through a visual interface with no coding required.
→ Claude Cowork Guide — File organization, document generation, automated workflows
Status: Research preview (Pro $20/mo or Max $100-200/mo, macOS only, VPN incompatible)
Claude Code Plugins (Marketplace)
Production-ready plugins from this guide, installable in one command:
claude plugin marketplace add FlorianBruniaux/claude-code-plugins
claude plugin install session-summary@florian-claude-tools
FlorianBruniaux/claude-code-plugins — Session analytics, more plugins coming
Complementary Resources
| Project | Focus | Best For |
|---|---|---|
| everything-claude-code | Production configs (45k+ stars) | Quick setup, battle-tested patterns |
| claude-code-templates | Distribution (200+ templates) | CLI installation (17k stars) |
| anthropics/skills | Official Anthropic skills (60K+ stars) | Documents, design, dev templates |
| anthropics/claude-plugins-official | Plugin dev tools (3.1K installs) | CLAUDE.md audit, automation discovery |
| skills.sh | Skills marketplace | One-command install (Vercel Labs) |
| awesome-claude-code | Curation | Resource discovery |
| awesome-claude-skills | Skills taxonomy | 62 skills across 12 categories |
| awesome-claude-md | CLAUDE.md examples | Annotated configs with scoring |
| AI Coding Agents Matrix | Technical comparison | Comparing 23+ alternatives |
Community: 🇫🇷 Dev With AI — 1500+ devs on Slack, meetups in Paris, Bordeaux, Lyon
→ AI Ecosystem Guide — Complete integration patterns with complementary AI tools
🛡️ Security
Comprehensive MCP security coverage — the only guide with a threat intelligence database and production hardening workflows.
Official Security Tools
| Tool | Purpose | Maintained By |
|---|---|---|
| claude-code-security-review | GitHub Action for automated security scanning | Anthropic (official) |
| This Guide's Threat DB | Intelligence layer (18 CVEs, 341 malicious skills) | Community |
Workflow: Use GitHub Action for automation → Consult Threat DB for threat intelligence.
Threat Database
18 CVE-mapped vulnerabilities and 341 malicious skills tracked in machine-readable/threat-db.yaml:
| Threat Category | Count | Examples |
|---|---|---|
| Code/Command Injection | 5 CVEs | CLI bypass (CVE-2025-66032), child_process exec |
| Path Traversal & Access | 4 CVEs | Symlink escape (CVE-2025-53109), prefix bypass |
| RCE & Prompt Hijacking | 4 CVEs | MCP Inspector RCE (CVE-2025-49596), session hijack |
| SSRF & DNS Rebinding | 4 CVEs | WebFetch SSRF (CVE-2026-24052), DNS rebinding |
| Data Leakage | 1 CVE | Cross-client response leak (CVE-2026-25536) |
| Malicious Skills | 341 patterns | Unicode injection, hidden instructions, auto-execute |
Taxonomies: 10 attack surfaces × 11 threat types × 8 impact levels
Hardening Resources
| Resource | Purpose | Time |
|---|---|---|
| Security Hardening Guide | MCP vetting, injection defense, audit workflow | 25 min |
| Data Privacy Guide | Retention policies (5yr → 30d → 0), GDPR compliance | 10 min |
| Sandbox Isolation | Docker sandboxes for untrusted MCP servers | 10 min |
| Production Safety | Infrastructure locks, port stability, DB safety | 20 min |
Security Commands
/security-check # Quick scan config vs known threats (~30s)
/security-audit # Full 6-phase audit with score /100 (2-5min)
/update-threat-db # Research & update threat intelligence
/audit-agents-skills # Quality audit with security checks
Security Hooks
30 production hooks (bash + PowerShell) in examples/hooks/:
| Hook | Purpose |
|---|---|
| dangerous-actions-blocker | Block rm -rf, force-push, production ops |
| prompt-injection-detector | Detect injection patterns in CLAUDE.md/prompts |
| unicode-injection-scanner | Detect hidden Unicode (zero-width, RTL override) |
| output-secrets-scanner | Prevent API keys/tokens in Claude responses |
MCP Vetting Workflow
Systematic evaluation before trusting MCP servers:
- Provenance: GitHub verified, 100+ stars, active maintenance
- Code Review: Minimal privileges, no obfuscation, open-source
- Permissions: Whitelist-only filesystem access, network restrictions
- Testing: Isolated Docker sandbox first, monitor tool calls
- Monitoring: Session logs, error tracking, regular re-audits
📖 About
This guide is the result of 6 months of daily practice with Claude Code. The goal isn't to be exhaustive (the tool evolves too fast), but to share what works in production.
What you'll find:
- Patterns verified in production (not theory)
- Trade-off explanations (not just "here's how to do it")
- Security first (18 CVEs tracked)
- Transparency on limitations (Claude Code isn't magic)
What you won't find:
- Definitive answers (tool is too new)
- Universal configs (every project is different)
- Marketing promises (zero bullshit)
Use this guide critically. Experiment. Share what works for you.
Feedback welcome: GitHub Issues
About the Author
Florian Bruniaux — Founding Engineer @ Méthode Aristote (EdTech + AI). 12 years in tech (Dev → Lead → EM → VP Eng → CTO). Current focus: Rust CLI tools, MCP servers, AI developer tooling.
| Project | Description | Links |
|---|---|---|
| RTK | CLI proxy — 60-90% LLM token reduction | GitHub · Site |
| ccboard | Real-time TUI/Web dashboard for Claude Code | GitHub · Demo |
| Claude Cowork Guide | 26 business workflows for non-coders | GitHub · Site |
| cc-copilot-bridge | Bridge between Claude Code & GitHub Copilot | GitHub · Site |
| Agent Academy | MCP server for AI agent learning | GitHub |
| techmapper | Tech stack mapping & visualization | GitHub |
📚 What's Inside
Core Documentation
| File | Purpose | Time |
|---|---|---|
| Ultimate Guide | Complete reference (~19K lines), 10 sections | 30-40h (full) • Most consult sections |
| Cheat Sheet | 1-page printable reference | 5 min |
| Visual Reference | 20 ASCII diagrams for key concepts | 5 min |
| Architecture | How Claude Code works internally | 25 min |
| Methodologies | TDD, SDD, BDD reference | 20 min |
| Workflows | Practical guides (TDD, Plan-Driven, Task Management) | 30 min |
| Data Privacy | Retention & compliance | 10 min |
| Security Hardening | MCP vetting, injection defense | 25 min |
| Sandbox Isolation | Docker Sandboxes, cloud alternatives, safe autonomy | 10 min |
| Production Safety | Port stability, DB safety, infrastructure lock | 20 min |
| DevOps & SRE | FIRE framework, K8s troubleshooting, incident response | 30 min |
| AI Ecosystem | Complementary AI tools & integration patterns | 20 min |
| AI Traceability | Code attribution & provenance tracking | 15 min |
| Search Tools Cheatsheet | Grep, Serena, ast-grep, grepai comparison | 5 min |
| Learning with AI | Use AI without becoming dependent | 15 min |
| Claude Code Releases | Official release history | 10 min |
Examples Library (116 templates)
Agents (6): code-reviewer, test-writer, security-auditor, refactoring-specialist, output-evaluator, devops-sre ⭐
Slash Commands (26): /pr, /commit, /release-notes, /diagnose, /security, /security-check **, /security-audit **, /update-threat-db **, /refactor, /explain, /optimize, /ship...
Security Hooks (31): dangerous-actions-blocker, prompt-injection-detector, unicode-injection-scanner, output-secrets-scanner...
Skills (1): Claudeception — Meta-skill that auto-generates skills from session discoveries ⭐
Plugins (1): SE-CoVe — Chain-of-Verification for independent code review (Meta AI, ACL 2024)
Utility Scripts: session-search.sh, audit-scan.sh
GitHub Actions: claude-pr-auto-review.yml, claude-security-review.yml, claude-issue-triage.yml
Integrations (1): Agent Vibes TTS - Text-to-speech narration for Claude Code responses
Knowledge Quiz (274 questions)
Test your Claude Code knowledge with an interactive CLI quiz covering all guide sections.
cd quiz && npm install && npm start
Features: 4 profiles (Junior/Senior/Power User/PM), 10 topic categories, immediate feedback with doc links, score tracking with weak area identification.
Resource Evaluations (67 assessments)
Systematic evaluation of external resources (tools, methodologies, articles) before integration into the guide.
Methodology: 5-point scoring system (Critical → Low) with technical review and challenge phase for objectivity.
Evaluations: GSD methodology, Worktrunk, Boris Cowork video, AST-grep, ClawdBot analysis, and more.
🤝 Contributing
We welcome:
- ✅ Corrections and clarifications
- ✅ New quiz questions
- ✅ Methodologies and workflows
- ✅ Resource evaluations (see process)
- ✅ Educational content improvements
See CONTRIBUTING.md for guidelines.
Ways to Help: Star the repo • Report issues • Submit PRs • Share workflows in Discussions
📄 License & Support
Guide: CC BY-SA 4.0 — Educational content is open for reuse with attribution.
Templates: CC0 1.0 — Copy-paste freely, no attribution needed.
Author: Florian BRUNIAUX | Founding Engineer @Méthode Aristote
Stay Updated: Watch releases | Discussions | Connect on LinkedIn
📚 Further Reading
This Guide
- CHANGELOG — Guide version history (what's new in each release)
- Claude Code Releases — Official Claude Code release tracking
Official Resources
- Claude Code CLI — Official website
- Documentation — Official docs
- Anthropic CHANGELOG — Official Claude Code changelog
- GitHub Issues — Bug reports & feature requests
Research & Industry Reports
-
2026 Agentic Coding Trends Report (Anthropic, Feb 2026)
- 8 trends prospectifs (foundation/capability/impact)
- Case studies: Fountain (50% faster), Rakuten (7h autonomous), CRED (2x speed), TELUS (500K hours saved)
- Research data: 60% AI usage, 0-20% full delegation, 67% more PRs merged/day
- Evaluation:
docs/resource-evaluations/anthropic-2026-agentic-coding-trends.md(score 4/5) - Integration: Diffused across sections 9.17 (Multi-Instance ROI), 9.20 (Agent Teams adoption), 9.11 (Enterprise Anti-Patterns), Section 9 intro
-
Outcome Engineering — o16g Manifesto (Cory Ondrejka, Feb 2026)
- 16 principles for shifting from "software engineering" to "outcome engineering"
- Author: CTO Onebrief, co-creator Second Life, ex-VP Google/Meta
- Cultural positioning: numeronym naming (o16g like i18n, k8s), Honeycomb endorsement
- Status: Emerging — on watch list for community adoption tracking
Community Resources
- everything-claude-code — Production configs (45k+⭐)
- awesome-claude-code — Curated links
- SuperClaude Framework — Behavioral modes
Tools
- Ask Zread — Ask questions about this guide
- Interactive Quiz — 274 questions
- Landing Site — Visual navigation
Version 3.27.6 | Updated daily · Feb 18, 2026 | Crafted with Claude