AI Agent Patterns for bootcamp students. Each pattern is a single, focused file demonstrating core agentic AI concepts. Works with OpenAI, Gemini, Claude, Fireworks AI, Mistral, and Ollama.
These patterns are just the beginning. If you want to master production-ready AI engineering and build real applications that users love, check out my AI Bootcamp for Software Engineers.
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Next Cohort: November 3rd, 2025
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This repository contains the foundational patterns you'll master in the bootcamp. Ready to go from demos to production? Join the next cohort!
# 1. Setup
make setup
# 2. Add API key (or use Ollama locally)
cp env.example .env
# Edit .env and add your API key
# 3. Run all patterns
make run
# 4. Or run individual patterns
python patterns/01_prompt_chaining.py
python patterns/02_routing.py
python patterns/03_parallelization.py- 01_prompt_chaining.py - Chain prompts together
- Automated RFP writer that extracts requirements from client brief → summarizes key needs → generates full proposal draft with cover letter and deliverables
- FAQ summarizer that extracts answers from docs → reformats → writes human-friendly version
- 02_routing.py - Route requests to different handlers
- Customer service triage that routes incoming messages to "refunds", "shipping", or "technical" LLM sub-agents for specialized responses
- In-app chatbot that detects sentiment → routes angry users to human escalation pipeline
- 03_parallelization.py - Run multiple LLM calls in parallel
- SEO content pipeline that generates meta title, meta description, blog intro, and social post captions simultaneously
- Resume enhancer that parallel-generates versions optimized for LinkedIn, ATS, and portfolio
- 04_reflection.py - Use reflection to improve code/output quality
- Autonomous code reviewer that generates code → reviews it for style/performance → regenerates improved version
- Blog summarizer that re-evaluates tone ("too formal?" → "rewrite in friendlier tone")
- 05_tool_calling.py - Use tools with LLMs
- Smart operations assistant that can fetch Jira tickets, query database metrics, and trigger Slack updates via tool APIs
- Calendar assistant that uses a "schedule" tool to book meetings from natural text
- 06_planning.py - Break down complex tasks into plans
- Marketing campaign planner that creates multi-step plan with timelines and assets needed for "launch new product" goal
- Travel planner that turns "3 days in Rome" into structured itinerary
- 07_multi_agent.py - Coordinate multiple AI agents
- AI newsroom with reporter agent drafting story → editor agent refining tone → fact-checker agent verifying sources
- Video creation bot with separate agents for script, voiceover, and thumbnail
- 08_memory_management.py - Manage conversation memory and context
- AI career coach that remembers user's goals, prior feedback, and performance over time to offer context-aware coaching
- Customer chatbot that remembers user preferences (size, brand, last order)
- 10_mcp.py - Use external tools via Model Context Protocol
- Enterprise assistant that interacts with CRM, internal wiki, and file servers securely via standardized protocol
- AI that can query Notion, Jira, and Google Drive seamlessly using MCP connectors
- 11_goal_setting.py - Set goals and monitor progress
- Sales enablement AI that sets quarterly sales targets, tracks progress, and suggests next best actions
- Habit tracker AI that checks daily progress and adjusts reminders dynamically
- 12_exception_handling.py - Handle exceptions and recover gracefully
- Financial automation bot that handles failed API calls or invalid data by retrying, alerting, or falling back to cached data
- Chatbot that detects "API unavailable" and apologizes with an alternate response
- 13_human_in_loop.py - Integrate human oversight and intervention
- Legal AI that drafts contracts and flags ambiguous clauses for lawyer review
- Social media moderator AI that sends uncertain posts to a human for manual approval
- 14_knowledge_retrieval.py - Retrieve and use domain knowledge
- Customer success AI that answers queries using company-specific knowledge base + recent case studies
- AI that looks up specific product specs or FAQ answers before replying
- 15_inter_agent_communication.py - Enable communication between agents
- Smart factory system where maintenance agent reports sensor issues → logistics agent orders parts → scheduler agent delays affected lines
- Fitness coach AI coordinating with nutrition agent to align meal and workout plans
- 16_resource_optimization.py - Optimize compute/resources
- Multi-tenant AI SaaS that dynamically adjusts LLM model size based on user tier or query complexity
- Chatbot that uses GPT-4 for "creative writing" and GPT-3.5 for "FAQ lookup"
- 17a_chain_of_thought.py - Show reasoning steps
- AI math grader that solves student problem step-by-step and checks each reasoning step
- Expense classifier showing reasoning for why a transaction is "travel" vs "meals"
- 17b_self_correction.py - Self-validation and repair
- Codegen AI that generates script → runs unit test → debugs based on output automatically
- Text summarizer that re-checks if summary misses any key entity
- 17c_problem_decomposition.py - Break complex problems into parts
- Startup advisor AI that breaks "launch a product" into market research, MVP, and growth phases
- Homework helper that splits a multi-step word problem before solving
- 18_guardrails.py - Implement content/policy filters
- AI writing assistant that filters confidential data, PII, or bias-inducing terms before output
- Prevents profanity or misinformation in AI-generated tweets
- 19a_evaluation.py - Evaluate LLM output
- AI tutor QA system that grades AI explanations based on clarity, correctness, and engagement
- Automated prompt evaluator scoring outputs for fluency and factuality
- 19b_monitoring.py - Monitor agent performance
- AI customer support dashboard that tracks response latency, satisfaction scores, and escalation rates
- Alerts when AI's error rate exceeds threshold or response time spikes
- 20_prioritization.py - Manage task queues
- AI ops scheduler that prioritizes background jobs based on urgency, dependency, and ROI
- Email assistant that prioritizes unread emails by importance (CEO > newsletter)
- 21_exploration_discovery.py - Explore unknowns
- R&D assistant that finds unexplored research areas and relevant citations automatically
- News summarizer that surfaces trending but underreported stories
- 22_pydantic_validation.py - Data schema validation
- LLM data ingestion pipeline that validates structured outputs (JSON, schema-bound fields) before storing
- API wrapper that ensures AI responses fit a strict ProductSchema
- 23_agentic_rag.py - Agentic retrieval-augmented generation
- Corporate knowledge AI that fetches from internal docs, emails, and dashboards, then synthesizes actionable insight
- AI that answers "What did we discuss last meeting?" by retrieving meeting notes
- 24_workflow_orchestration.py - Orchestrate complex flows
- Automated video production system with script writer → voiceover → visual generation → upload
- Job application AI that drafts resume → tailors cover letter → applies automatically
- 25_subgraphs.py - Modular AI components
- AI architecture library with reusable subgraphs for parsing input, enriching context, and output formatting
- Plug-in LLM component that handles summarization across different workflows
- 26_state_machines.py - Finite state workflow logic
- Loan processing system that transitions between "application submitted → under review → approved → funded"
- Conversational flow that tracks user from greeting → query → solution → feedback
- 27_recursive_agents.py - Self-referencing reasoning
- Research planner AI that recursively delegates subtasks like literature review → summarization → synthesis
- Debugging AI that recursively investigates root causes in logs
- 28_code_execution.py - Safely run generated code
- Data analyst copilot that generates code to compute KPIs, runs safely in sandbox, and returns results
- Spreadsheet assistant that writes & executes formulas based on user queries
Add at least one to your .env file:
OPENAI_API_KEY=your_key_here # Most common
GOOGLE_API_KEY=your_key_here # Free tier available
ANTHROPIC_API_KEY=your_key_here # Claude models
FIREWORKS_API_KEY=your_key_here # Fast inference
MISTRAL_API_KEY=your_key_here # European models
# Ollama: No API key needed (local)- Prompt Chaining - Break complex tasks into steps
- Routing - Smart delegation based on request type
- Parallelization - Speed up multiple LLM calls
- Reflection - Improve code quality through self-review
- Tool Calling - Use external tools with LLMs
- Planning - Break down complex tasks into structured plans
- Multi-Agent - Coordinate multiple specialized agents
- Memory Management - Manage conversation context and user preferences
- MCP - Connect to external tools via Model Context Protocol
- Goal Setting - Set and track progress toward objectives
- Exception Handling - Handle errors and recover gracefully
- Human-in-the-Loop - Integrate human oversight and intervention
- Knowledge Retrieval - Use RAG for better responses
- Inter-Agent Communication - Enable agents to work together
- Resource Optimization - Optimize for cost vs performance
- Chain-of-Thought - Step-by-step reasoning process
- Self-Correction - Review and improve solutions
- Problem Decomposition - Break down complex problems
- Guardrails - Implement safety and content filtering
- Evaluation - Assess AI response quality and safety
- Monitoring - Track performance and behavior metrics
- Prioritization - Manage tasks and workload intelligently
- Exploration & Discovery - Research and knowledge discovery
- Pydantic Validation - Type-safe data validation
- Agentic RAG - Intelligent retrieval-augmented generation
- Workflow Orchestration - Coordinate complex AI workflows
- Subgraphs - Create modular, reusable components
- State Machines - Implement event-driven agent behavior
- Recursive Agents - Build self-referencing AI systems
- Code Execution - Safely execute code with AI agents
- 29_query_rewriter.py - Rewrite and optimize queries for better retrieval
- Search engine that rewrites user queries to improve results: "how to code" → "Python programming tutorial for beginners"
- Customer support that expands vague questions into specific, actionable queries
- 30_relevancy_check.py - Check and filter relevant information
- Content moderation system that scores articles for relevance to user interests
- Research assistant that filters academic papers by relevance to research topic
- 31_data_processing.py - Process and structure data for RAG systems
- Document processor that cleans, chunks, and structures PDFs for knowledge base
- Data pipeline that transforms raw text into searchable, categorized content
- 32_plan_executor.py - Execute structured plans with monitoring
- Project management AI that breaks down tasks into steps and tracks progress
- Workflow automation that executes complex business processes step-by-step
- 33_anonymization.py - Anonymize and de-anonymize data for privacy
- Healthcare system that removes patient names while preserving medical data
- Customer data processor that anonymizes PII for analytics while maintaining reversibility
- OpenAI - GPT models (most common)
- Google Gemini - Free tier available
- Anthropic Claude - Advanced reasoning
- Fireworks AI - Fast inference
- Mistral - European models
- Ollama - Local models (no API key needed)
The system auto-detects available providers and works offline with Ollama!
Each pattern is a single, focused file - perfect for bootcamp students:
- ✅ One concept per file - No cognitive overload
- ✅ Self-contained - Each pattern runs independently
- ✅ Simple & clear - Easy to understand and modify
- ✅ Progressive complexity - Build from basics to advanced
- ✅ Real examples - Working code you can run immediately
- Bootcamp Students - Progressive learning with single-file patterns
- AI Developers - Quick reference for common agentic patterns
- Educators - Ready-to-use examples for teaching
- Researchers - Foundation for building complex AI systems
- Start with Foundation - Run patterns 01-08 first
- Explore Advanced - Try patterns 10-16 for complex behaviors
- Master Reasoning - Practice patterns 17a-17c for better AI thinking
- Build Systems - Combine patterns 23-28 for production systems
- Master RAG - Learn patterns 29-33 for advanced retrieval systems
These patterns are just the foundation. To build production-ready AI systems that solve real business problems, join the AI Bootcamp for Software Engineers.
- 6 weeks of hands-on learning with live sessions
- Production-ready AI projects you'll build and deploy
- Expert support from Param Harrison (15+ years engineering experience)
- Real applications like voice assistants, research agents, and automated workflows
- Production focus - not just demos, but systems that scale
Use code GITHUB300 for €300 off!
Next Cohort: November 3rd, 2025
Enroll Now | Download Syllabus
Perfect for bootcamp students learning AI agent development. Ready to build production systems? Join the next cohort!