PRACTICAL AI FIELD GUIDES
Guides for building useful, reliable AI experiences
Explore practical articles on AI agents, RAG, integrations, security, and operations. Browse by topic or search for the question you need answered.
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AI Agents
Design useful agents, choose the right level of autonomy, and plan safe human handoffs.
RAG & Data
Make business knowledge searchable with sound retrieval, evaluation, and data practices.
Integrations
Connect assistants to websites, APIs, CRMs, and the tools your team already uses.
Security & Privacy
Set trust boundaries, protect customer data, and design safer AI workflows.
Industry & Applications
See how AI assistants fit real customer and operational workflows.
Evaluation & Operations
Measure quality, monitor production behaviour, and keep improving over time.
Latest articles
Explore new ideas and practical guidance from the ChatNexus library.
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Maritime and Shipping: AI Navigation Assistants and Regulatory Compliance
Introduction The maritime and shipping industries operate under high-stakes conditions, where navigation accuracy, operational efficiency, and regulatory compliance are critical. Ships traverse complex routes, face unpredictable weather, and… Read guide
7 min read -
Quantum Computing & RAG: What’s Practical and What’s Speculative?
Quantum algorithms are not a drop-in RAG speed upgrade. Learn what Grover, HHL and post-quantum cryptography do—and what to benchmark before investing. Read guide
5 min read -
RAG Chunking Strategies: Fixed, Structure-Aware & Semantic
Compare fixed-size, structure-aware, semantic and hierarchical chunking. Learn how to preserve context, measure retrieval quality and choose the simplest approach that works. Read guide
7 min read -
Fine-Tuning vs RAG: When to Adapt the Model and When to Retrieve
Understand when RAG, fine-tuning or both fit. Compare strengths, limits, data risks and a practical evaluation workflow—without assuming tuning makes answers accurate. Read guide
6 min read -
Optimizing Vector Search Performance for Large Document Collections
Introduction As enterprises adopt Retrieval-Augmented Generation (RAG) to build reliable AI assistants, one of the biggest challenges is performance at scale. It’s relatively easy to build a prototype… Read guide
5 min read -
Understanding Vector Databases in RAG Systems
Introduction As organizations embrace Retrieval-Augmented Generation (RAG) to build smarter chatbots, digital assistants, and enterprise search platforms, one technology has quietly become the backbone of this new ecosystem:… Read guide
6 min read -
Food Service Industry: Recipe Management and Nutritional Information Systems
In today’s dining landscape, taste alone isn’t enough. Diners want transparency—what’s in their food, how it’s prepared, and how it impacts their health. For restaurants and food service… Read guide
5 min read -
MCP vs REST APIs: Differences, Trade-offs & When to Use Each
A practical comparison of MCP and direct API integrations: when each fits, how they work together, and what to validate for security, performance and maintenance. Read guide
6 min read -
Build an MCP Server: Tools, Resources, Security & Scaling
Learn how to build an MCP server with tools, resources and prompts—using the current TypeScript SDK, a suitable transport, and security controls your application still owns. Read guide
6 min read -
Blockchain for AI Audit Trails: Benefits, Limits & Alternatives
Learn what blockchain can add to AI audit logs—and what it cannot prove about accuracy, fairness or compliance. Compare privacy-aware designs and simpler alternatives. Read guide
7 min read -
AI Alignment for Chatbots: Practical Evaluation & Oversight
A practical guide to safer chatbot behavior: define clear boundaries, test real interactions, protect customer data, and keep human oversight meaningful. Read guide
6 min read -
Hybrid RAG: Combine Keyword and Vector Search Effectively
Learn when hybrid RAG helps, how keyword and vector retrieval complement each other, how to fuse rankings safely, and how to evaluate quality, permissions, latency and cost. Read guide
6 min read