Course Outline

LangGraph and Agent Patterns: A Practical Primer

  • Graphs vs. linear chains: when and why
  • Agents, tools, and planner-executor loops
  • Hello workflow: a minimal agentic graph

State, Memory, and Context Passing

  • Designing graph state and node interfaces
  • Short-term memory vs. persisted memory
  • Context windows, summarization, and rehydration

Branching Logic and Control Flow

  • Conditional routing and multi-path decisions
  • Retries, timeouts, and circuit breakers
  • Fallbacks, dead-ends, and recovery nodes

Tool Use and External Integrations

  • Function/tool calling from nodes and agents
  • Consuming REST APIs and databases from the graph
  • Structured output parsing and validation

Retrieval-Augmented Agent Workflows

  • Document ingestion and chunking strategies
  • Embeddings and vector stores with ChromaDB
  • Grounded responses with citations and safeguards

Evaluation, Debugging, and Observability

  • Tracing paths and inspecting node interactions
  • Golden sets, evaluations, and regression tests
  • Quality, safety, and cost/latency monitoring

Packaging and Delivery

  • FastAPI serving and dependency management
  • Versioning graphs and rollback strategies
  • Operational playbooks and incident response

Summary and Next Steps

Requirements

  • Working knowledge of Python
  • Experience building LLM applications or prompt chains
  • Familiarity with REST APIs and JSON

Audience

  • AI engineers
  • Product managers
  • Developers building interactive LLM-driven systems
 14 Hours

Delivery Options

Private Group Training

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  • Pre-course call with your trainer
  • Customisation of the learning experience to achieve your goals -
    • Bespoke outlines
    • Practical hands-on exercises containing data / scenarios recognisable to the learners
  • Training scheduled on a date of your choice
  • Delivered online, onsite/classroom or hybrid by experts sharing real world experience

Private Group Prices RRP from £3800 online delivery, based on a group of 2 delegates, £1200 per additional delegate (excludes any certification / exam costs). We recommend a maximum group size of 12 for most learning events.

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