Check types, units, duplicates, formulas and weighted averages when analyzing spreadsheets with Claude. Worked example, practical lab and checklist.

Analyze Excel with Claude: verify calculations before trusting the report

Understand Arena, Artificial Analysis and agent evaluations with dated scores, uncertainty, costs and a reproducible evaluation worksheet.

AI benchmarks: read real scores and compare models responsibly

Diagnose a Claude Cowork startup error using version, account, service status, permissions and a small test. No invented universal VM fix.

Claude Cowork startup or VM error: diagnose the problem step by step

Organize application requirements, draft a project description and reconcile a grant budget. French association example, practical lab and checklist.

Prepare an association grant application with Claude: evidence, project and budget

Turn a folder of documents into a verifiable report. Track versions, cite evidence, expose contradictions and use a practical review checklist.

Summarize a document folder with Claude: sources, conflicts and a useful report

Use a reproducible evaluation for documents, spreadsheets and presentations: evidence, calculations, formats, correction time, cost and constraints.

Claude, ChatGPT or Gemini for office work: compare them on your actual tasks

Prepare formative feedback with a transparent rubric, evidence from the work and calibration examples. Keep grading decisions with the educator.

Review learner work with AI: build a rubric and keep the final decision human

Build a reusable meeting-notes Skill with a valid SKILL.md, explicit boundaries, fictional test cases, a practical lab and a downloadable template.

Create your first Claude Skill: a complete meeting-notes example

Understand Jev typed decisions, independent Decision Index results, calibration limitations and a practical routing evaluation worksheet.

TypeSafe Jev: decision models, real benchmarks and limitations

A dated guide to current AI model families, documented access, practical evaluation, benchmark limitations and cost per accepted result.

AI models in October 2026: OpenAI, Gemini, Claude, Meta, Grok, Mistral and DeepSeek

Evaluate video models for consistency, motion, sound and cost per accepted shot. Create educational content without filming yourself.

AI video models in 2026: compare Veo, Gemini Omni, Runway, Kling and LTX

Compare OpenAI, Gemini, ElevenLabs, Grok and Voxtral for narration, transcription and conversation with practical evaluation criteria.

AI voice in 2026: compare speech synthesis, transcription and audio agents

Create a sourced client brief, prioritize discovery questions and practice fictional objections without inventing facts or commitments. Includes a template.

Prepare a sales meeting with Claude: research, discovery and objection practice

Plan a 90-minute training session using observable objectives, timed activities and an assessment designed first. Includes an interactive lab and template.

Prepare a training session with Claude: objectives, activities and assessment

Turn a validated client brief into a precise proposal. Define deliverables, exclusions, options and calculations, with a practical lab and template.

Write a sales proposal with Claude: scope, options and a worked pricing example

Claude Mythos is Anthropic's unreleased frontier model that found zero-day vulnerabilities in every major OS.

Claude Mythos & Project Glasswing: The AI Too Powerful to Release

UPenn research reveals 73.2% of users accept faulty AI reasoning without question.

Cognitive Surrender: Why 73% of People Trust AI Even When It's Wrong

Generalist's GEN-1 model achieves 99% success rates on production tasks with the ability to improvise and recover from errors.

GEN-1: The GPT-3 Moment for Physical AI, Robots That Learn From Mistakes

MemPalace is the highest-scoring AI memory system ever benchmarked (96.6% LongMemEval).

MemPalace: The Open-Source AI Memory System That Scores 96.6%

Learn how to use Claude Code Channels to push messages, webhooks, and alerts into your coding session from Telegram, Discord, or custom MCP servers.

Claude Code Channels: Control Your AI Coding Agent via

Complete guide to ACI design: principles for building tools AI agents can understand, select and use reliably.

Agent-Computer Interface (ACI): Designing Tools for AI Agents

Student guide to using AI as a learning tool: the 4D Framework, study techniques, academic integrity, and personal workflow.

AI Fluency for Students: Learning Effectively with AI

Teacher's guide to AI in the classroom: the 4D Framework, redesigning assessments, and building responsible AI skills in students.

AI Fluency for Educators: Integrating AI in the Classroom

Practical guide to using Claude for customer support: response drafting, ticket triage, knowledge base, sentiment analysis and KPIs.

Claude for Customer Support Teams: A Practical Guide

Practical guide to using Claude for legal work: contract review, legal research, due diligence, memo drafting, and compliance monitoring.

Claude for Legal Teams: A Practical Guide

Practical guide to automatic call summarization with Claude: transcript processing, action extraction, chunking and quality evaluation.

Automatic Call Summarization with Claude: Practical Guide

Complete guide to building an AI customer support chatbot with Claude: architecture, tools, escalation, sentiment, guardrails and metrics.

Building a Customer Support Chatbot with Claude: Complete Guide

Master legal prompt engineering: contract analysis, regulatory compliance, clause extraction, and legal AI pipelines with Claude.

Legal Prompt Engineering: Compliance and Legal Analysis with Claude

Master medical prompt engineering: SOAP notes, clinical summaries, ICD-10 coding, safety guardrails, and healthcare AI pipelines with Claude.

Medical Prompt Engineering: Healthcare Domain Guide with Claude

Master the 5 AI agent patterns: prompt chaining, routing, parallelization, orchestrator-workers, and evaluator-optimizer.

The 5 AI Agent Architecture Patterns with Claude

Complete AI Fluency course with Claude, understanding AI, advanced prompting, retrieval, agents.

AI Fluency with Claude: Complete Course to Master AI

Complete guide to using Claude on Amazon Bedrock: IAM setup, model access, boto3 examples, Bedrock vs direct API pricing and enterprise use cases.

Claude on Amazon Bedrock: AWS Integration Guide

Master the Claude API: Messages API, Batch API, Python & TypeScript SDKs, streaming, pricing and rate limits.

Claude API: Practical Guide with Python & TypeScript (2026)

Complete guide to Claude streaming: Server-Sent Events, text streaming, tool use, extended thinking, error handling and real-time patterns.

Claude API Streaming: Real-Time Patterns and SSE

Discover the Claude desktop app and its 3 modes: Chat for quick exchanges, Cowork for multi-source research and automation, Code for full development.

Claude Desktop App: Complete Guide to All 3 Modes, Chat

Complete guide to Claude Artifacts, create interactive applications, formatted documents, and data visualizations directly in conversation.

Claude Artifacts: Create Apps, Documents, and Visualizations

Haiku 4.5 vs Sonnet 4.6 vs Opus 4.6 compared: pricing, performance, rate limits and use cases.

Claude: Sonnet vs Opus vs Haiku, Which Model to Choose?

Complete guide to the Claude Chrome extension: web page summaries, data extraction, assisted research, and AI-augmented browsing.

Claude in Chrome: AI-Powered Browsing and Research

The Claude Code Review plugin (129K+ installs) automates PR reviews via GitHub Actions. 5 parallel AI agents with confidence scoring.

Claude Code Review: Automate Your Code Reviews with AI

Complete Claude Computer Use guide: screenshot-based interaction, actions (click, type, scroll), quickstart, use cases, limitations and security.

Claude Computer Use: Controlling a Computer with AI

Master Contextual Retrieval to improve your RAG systems. Learn to combine contextual embeddings, BM25, and reranking to reduce retrieval failures by 67%.

Contextual Retrieval: The Advanced RAG Technique That

Complete guide to Claude Cowork plugins, catalog browsing, installation, custom plugin creation, Plugin API, security model and top 10 must-have plugins.

Claude Cowork Plugins: Extending Your AI Assistant's Capabilities

Complete Claude Enterprise guide, SSO setup, user provisioning, usage analytics, SOC2 security, admin console, team management.

Claude Enterprise: Administration & Deployment Guide

Complete guide to Claude evaluations: automated evals, human evals, model-graded, Anthropic console tool, test case design and A/B testing.

Evaluating Claude Performance: The Evals Guide

Master LLM evaluations with Promptfoo: code-graded, model-graded, and classification evals. Setup, YAML configs, and best practices.

Prompt Evaluations with Promptfoo: Complete Guide

Use Claude for Excel: formula generation, data analysis, pivot tables, data cleaning and VBA macros. Practical guide from beginner to power user in 2026.

Claude for Excel: Formulas, Analysis & Automation (2026)

Master Claude Extended Thinking: deep reasoning, adaptive thinking in Claude 4.6, budget tokens, benchmarks and API implementation guide.

Claude Extended Thinking: Deep Reasoning in Practice

Complete guide to Claude's GitHub integration: automated code review, issue triage, code suggestions, GitHub Actions with Claude, and MCP server.

GitHub and Claude Integration: PRs, Issues, and Automated Code Review

Complete guide to Claude on Google Vertex AI: service account setup, Model Garden, Python examples, Vertex vs direct API pricing and GCP advantages.

Claude on Google Vertex AI: GCP Integration Guide

Learn to use Claude AI for free in 2026: Haiku, Sonnet, and Opus models, Desktop app, Artifacts and Projects.

Claude AI: The Complete Free Beginner's Guide (2026)

Claude hackathon guide: get your API key, make your first call in 5 min, useful patterns (streaming, tools, images), deploy fast and avoid common mistakes.

Claude Hackathon Guide: Quick Start with API & Claude Code

Complete guide to Claude integrations: Chrome, Excel, PowerPoint, Slack, and GitHub. Discover where and how to use Claude to automate your daily workflow.

All Claude Integrations: Chrome, Excel, Slack, PowerPoint, and More

Master MCP transports (STDIO, SSE, Streamable HTTP), sampling, notifications, and production deployment patterns for server tools.

Advanced MCP: Transports, Sampling, and Production Patterns

Practical guide for nonprofits and NGOs using Claude, access programs, use cases (grants, donor comms, volunteer management.

Claude for Nonprofits & NGOs: Usage Guide

A concrete framework for educators: session planning, tutoring, formative feedback, sources, data handling and the limits of AI-assisted assessment.

Claude for education: preparation, tutoring and human-reviewed assessment

Deploy Claude across your organization in 2026: use cases by role (engineering, marketing, sales, HR, finance) with concrete ROI and adoption strategy.

Claude for Business: Complete Guide by Role (2026)

Guide to using Claude in finance: financial analysis, report generation, regulatory compliance, risk assessment, budgeting, and audit. Source Anthropic.

Claude for Financial Services: Analysis, Reporting, and Compliance

Practical guide to using Claude in software engineering: code generation, debugging, code review, documentation, architecture, and CI/CD automation.

Claude for Engineers: Code, Debug, and Automate with AI

Use Claude for marketing in 2026: content creation, SEO strategy, competitive analysis, email campaigns and optimized prompts.

Claude for Marketing: Content, SEO & Strategy Guide (2026)

Complete guide to using Claude in product management: writing PRDs, user stories, feature prioritization, roadmap, research synthesis, and specs.

Claude for Product Managers: Roadmap, Specs, and User Research

Practical guide to using Claude in HR: writing job postings, CV screening, interview questions, onboarding, evaluations, and internal policies.

Claude for HR: Recruiting, Onboarding, and Talent Management

Complete guide to using Claude in sales: prospecting, personalized emails, sales scripts, objection handling, proposals, and pipeline analysis.

Claude for Sales Teams: Prospecting and Closing with AI

Complete guide to creating PowerPoint presentations with Claude: slide structure, content, speaker notes, design, and automation.

Claude in PowerPoint: Create Professional Presentations with AI

Complete guide to Claude Projects, organize conversations, set custom instructions, add reference documents, and collaborate with your team.

Claude Projects: Organize and Collaborate on Complex Tasks

Master Claude prompt caching: how cache_control markers work, 90% token savings, TTL, Python/TypeScript implementation and monitoring guide.

Claude Prompt Caching: Optimizing API Costs & Performance

Master the 6-step prompt engineering process: success criteria, design, testing, evaluation, optimization, and deployment. Practical guide.

The Prompt Engineering Process: A Systematic Method

Complete guide to Claude's Research Mode, automated multi-source research, document synthesis, citations, and structured reports.

Claude Research Mode: Multi-Source Analysis

Complete comparison of Claude Skills, Projects, Plugins and Custom Instructions. Find out which feature to choose based on your needs with real-world.

Claude Skills vs Projects vs Plugins: Which Feature to Choose?

Learn to create, configure and share Claude Skills, triggers, instructions, context, marketplace and best practices for coding.

Claude Skills: Complete Guide to Creating & Sharing AI Skills

Complete guide to the Claude Slack bot: channel summaries, document Q&A, message drafting, thread analysis, and automation. 10x team productivity with AI.

Claude in Slack: AI Assistant for Your Team

Complete guide to Claude strict mode: JSON schema validation, strict:true parameter, client vs server tools, and patterns for reliable production outputs.

Structured Outputs with Claude's Strict Mode

Complete guide to Claude Tool Use: built-in tools (code execution, text editor, web search), custom tool definitions, function calling and best practices.

Claude Tool Use: Code Execution, Text Editor & Web Search

Complete Claude Vision guide: image analysis via the API, supported formats, base64 vs URL, multi-image, OCR, chart reading and best practices.

Claude Vision: Analyzing Images, Charts & Visual Documents

Hands-on workshop to build a CV/resume data extractor using structured AI outputs.

Build an AI CV Extractor: JSON Structured Output Workshop

Learn to detect, measure, and mitigate AI hallucinations and biases. Understand why models fabricate information and how to build systems that catch.

AI Hallucinations & Bias Detection: A Practical Guide

Understand how AI generates images using diffusion models. Learn the principles behind DALL-E, Midjourney, and Stable Diffusion.

AI Image Generation & Diffusion Models: From Text to Visual

Learn to red-team AI systems professionally. Build a testing charter, design adversarial prompts.

AI Red Teaming Charter: Workshop for Adversarial Testing

Anthropic introduces 'observed exposure', combining AI capability with real usage.

Anthropic's AI Labor Market Study: No Mass Unemployment

Hands-on workshop to build an AI agent with the ReAct pattern. Includes tool integration, safety guardrails, human-in-the-loop confirmation.

Build an AI Agent Workshop: Safety-First Design

Build a complete Retrieval-Augmented Generation system from scratch. Load documents, create embeddings, implement vector search.

Build a Mini RAG System: Hands-On Workshop

Create your personal prompt library with templates for every situation. Learn iterative refinement, A/B testing.

Build Your Prompt Book: A Step-by-Step Workshop

Master Chain-of-Thought (CoT) prompting and Self-Consistency techniques to dramatically improve AI reasoning.

Chain-of-Thought & Self-Consistency: Advanced AI Reasoning

Master context engineering, the art of designing what information goes into the AI context window and how.

Context Engineering: The Four Pillars of Advanced Prompting

Learn five prompt components, draft an email, structure JSON and verify a summary with two practical workshops.

Getting Started with AI: Your First Prompt and Two Workshops

Complete guide to OpenAI's GPT-5.4, native computer use, tool search, 83% GDPval, 1M context. Pricing, benchmarks vs Claude Opus 4.6, and prompting tips.

GPT-5.4 Guide: Features, Benchmarks & What's New

Understand how Large Language Models generate text token by token. Learn about attention mechanisms, context windows, temperature.

How LLMs Work: Tokens, Prediction & Architecture Explained Simply

Understand why AI models struggle with information in the middle of long contexts.

Lost-in-the-Middle: Advanced RAG and Context Position

Learn the Map-Reduce pattern for AI: split large inputs into chunks, process in parallel, and merge results.

Map-Reduce Prompting Patterns: Processing Large Data with AI

Learn prompt caching strategies to reduce AI costs by 90%. Understand the Model Context Protocol (MCP) for standardized tool integration.

Prompt Caching & MCP Protocol: Production AI Optimization

Learn to chain AI prompts into powerful multi-step pipelines. Covers sequential chains, parallel execution, error handling.

Prompt Chaining & Pipelines: Building Multi-Step AI

Master the 5 components of an effective prompt and learn when to use zero-shot, one-shot, and few-shot prompting techniques.

Prompt Engineering Techniques: Zero-Shot, One-Shot & Few-Shot

Master prompt routing techniques to dynamically select the right prompt based on input.

Prompt Routing & Conditional Logic: Building Intelligent AI

Understand Retrieval-Augmented Generation (RAG) from the ground up. Learn how to combine vector search with LLMs to build AI that answers questions from.

RAG Fundamentals: Grounding AI in Your Data

Understand the ReAct framework that powers AI agents. Learn how models combine reasoning with tool use to solve complex, multi-step tasks autonomously.

The ReAct Method: How AI Agents Reason and Act

Master techniques for extracting consistent, valid JSON from ChatGPT, Claude, and Gemini.

How to Get Reliable JSON Output from LLMs: Complete Guide

Explore Tree-of-Thought (ToT) prompting for branching AI reasoning. Learn to build reasoning arenas, compare approaches.

Tree-of-Thought Prompting & Reasoning Arena

Master advanced visual prompting techniques. Learn style control, composition engineering, iterative refinement.

Visual Prompt Engineering: Creative Workshop for AI Image

Discover why structuring AI outputs in JSON format transforms unreliable text into production-ready data.

Why Structured AI Outputs Matter: From Chaos to JSON

Nano Banana 2 (Gemini 3.1 Flash Image) delivers Pro-level quality at Flash speed. Complete guide covering features, API pricing from $0.045/image, 4K support, text rendering, and comparison with DALL-E 4 and Midjourney.

Google Nano Banana 2: Complete Guide to Gemini's Fastest AI Image Generation (2026)

Master Make.com's AI automation platform. Build no-code LLM workflows with OpenAI, Claude, and Gemini.

Make.com AI Automation: The Complete Guide to No-Code LLM Workflows

Free articles exploring the concepts and techniques of modern prompt engineering. Deep dives into what works and why.

Prompt engineering insights

This training is 100%% free. To keep it that way, this page contains ads. Thank you for your understanding and support!

All Articles

Claude Cowork: Guide Complet et Tutoriel 2026

Claude Cowork pricing: plans, usage limits and what to check in October 2026

10 Claude Cowork Use Cases: Automate Your Workflow in Minutes

Claude Cowork vs Claude Code: choose by task, deliverable and verification

Claude for Healthcare: Anthropic's HIPAA-Compliant AI for Medicine 2026

DeepSeek R1 vs OpenAI o1: The Battle for AI Reasoning

DeepSeek V3 vs GPT-4o: 9x Cheaper but Is It Good Enough?

How to Get JSON Output from ChatGPT and Other LLMs

MORE ARTICLES

Gemini 2.0 Native Multimodal: Beyond Text and Images (Evolution to Gemini 3)

GPT-5.2 Codex Deep Dive: 256K Context, Benchmarks & API Pricing [2026]

Kimi K2: Moonshot AI's Trillion-Parameter Open-Source Agent

Kimi K2.5 vs DeepSeek R1: Open-Source AI Giants Compared