Mixture of Experts (MoE) Explained Simply (Like a Team of Super-Specialists)

August 2025

Imagine you have a huge, complex problem to solve. You could ask one super-smart generalist (like a traditional AI model) to tackle the whole thing. But what if you had a team of specialists, and a smart manager who knew exactly which specialist to send for each specific part of the problem?

That's Mixture of Experts (MoE) in a nutshell!

Here's the breakdown:

1. The "Experts": Instead of one giant, monolithic AI brain, MoE uses multiple smaller, specialized neural networks (the "Experts"). Each Expert gets really good at understanding and handling specific types of information or tasks.
• Analogy: Think of a hospital. You don't have one "Super-Doctor" who knows everything. You have cardiologists (heart experts), neurologists (brain experts), pediatricians (child experts), etc.
2. The "Gating Network" (The Smart Manager): This is a crucial part. When the MoE model receives input (like your question or prompt), the Gating Network quickly analyzes it.
• Its Job: It figures out which parts of the input are relevant to which Experts. It then decides: "Okay, Expert A should handle this bit, Expert B should handle that bit, and Expert C isn't needed here."
• Analogy: The hospital receptionist (Gating Network) listens to your symptoms. They send you to the cardiologist for chest pain, the neurologist for headaches, and don't bother the pediatrician because you're an adult.
3. The "Mixture": The final answer isn't just one Expert's opinion. The Gating Network combines the outputs from the selected Experts, weighting their contributions based on how relevant they were to the input.
• Analogy: The cardiologist says "It's probably heartburn," the neurologist says "It could be stress migraines." The receptionist (or your GP) combines these opinions, giving more weight to the cardiologist's opinion if the chest pain was the main symptom, to give you the most likely overall diagnosis and advice.

How MoE Made a Difference in Generative AI:

Before MoE, making AI models (like LLMs) more powerful mostly meant making them bigger and bigger – adding more parameters (like neurons in a brain). This worked, but had huge downsides:

1. Massive Cost: Training and running these giant models required enormous computing power (thousands of expensive GPUs) and energy consumption.
2. Slow Inference: Generating text or images took longer because the entire massive model had to process every single part of every input.
3. Limited Scalability: There's a practical and financial limit to how big you can make a single model before it becomes unmanageable.

MoE changed the game by enabling "Sparse Activation":

• Efficiency: For any given input, only a small subset of the Experts (e.g., 2 out of 8 or 4 out of 128) are actually activated and used. The vast majority of the model's parameters sit idle. This is like only turning on the specific lights you need in a huge building instead of lighting up the whole thing.
• Scalability: You can add more Experts to handle an ever-wider range of tasks or knowledge domains without making the computational cost per query explode. You're adding specialists, not forcing the whole team to work on every problem.
• Performance: MoE models can achieve performance levels comparable to (or even exceeding) much larger, denser models, but at a fraction of the computational cost during use (inference). They can be specialists in many areas without forgetting how to do the basics.
• Accessibility: By making powerful models cheaper and faster to run, MoE helps bring advanced AI capabilities to more users and applications (e.g., running on smaller devices, cheaper cloud services).

Real-World Use Cases of MoE in Generative AI:

1. Large Language Models (LLMs):
• Mixtral 8x7B: A landmark open-source MoE model. It has 8 "Expert" networks, each with 7 billion parameters. For any input, it only uses 2 Experts (~13B active parameters). It often matches or exceeds the performance of much larger dense models like Llama 2 70B (which uses all 70B parameters for every input) while being significantly faster and cheaper to run.
• GPT-4: While not officially confirmed, it's widely believed that GPT-4 uses a MoE architecture. This helps explain its leap in capability and knowledge breadth over GPT-3.5 while remaining feasible to deploy at scale.
• Claude 3 (Opus/Sonnet): Anthropic's latest models are reported to use MoE techniques, contributing to their strong performance across diverse tasks.
2. Multilingual & Multimodal Models:
• Specialized Language Experts: An MoE model can have Experts specifically trained on different languages (e.g., English Expert, Spanish Expert, Mandarin Expert). The Gating Network routes queries to the relevant Expert(s), leading to much higher quality translations and understanding compared to a single model trying to handle all languages equally.
• Multimodal Understanding (Text + Image + Audio): Models like Gemini or future versions of GPT-4V can use MoE to have separate Experts for processing text, analyzing images, understanding audio, etc. The Gating Network coordinates them to answer complex queries like "Describe the mood of this painting and suggest music that matches it."
3. Content Creation & Personalization:
• Style-Specific Experts: An MoE model could have Experts trained in different writing styles (formal, casual, poetic, technical, marketing). Based on your prompt ("Write a formal email..." vs. "Write a funny poem about..."), the Gating Network activates the appropriate Expert(s).
• Domain-Specific Experts: For generating code, legal documents, medical summaries, or marketing copy, MoE allows the model to activate Experts deeply trained in those specific domains, leading to more accurate and contextually appropriate outputs.
4. Efficient Chatbots & Virtual Assistants:
• Task Routing: A complex customer service chatbot could use MoE. The Gating Network analyzes the user's query ("I want to return an item," "Where's my order?", "How do I use feature X?") and routes it to the Expert specialized in Returns, Shipping, or Product Features. This leads to faster, more accurate responses without needing one giant model to know everything perfectly.

In Simple Terms: Why MoE Matters

MoE lets us build AI models that are incredibly knowledgeable and capable (like having a huge team of top specialists) but are much cheaper and faster to use (like only calling on the 1-2 specialists you actually need for each specific question). This breakthrough is making powerful generative AI more practical, scalable, and accessible for everyone, driving the rapid advancement we see in tools like ChatGPT, Claude, Gemini, and specialized AI applications. It's about working smarter, not just bigger.

 

 

What Are "Vibe Coding Tools" in Layman's Terms?

August 2025

Imagine you're building a house.

• The Traditional Way: You are the master architect and builder. You draw detailed blueprints (write code), lay every brick (implement logic), and connect every wire (manage data). You need to know exactly how everything works.
• The "Vibe Coding" Way: You hire a team of incredibly fast, talented, but very literal-minded assistants (these are the AI coding tools like Gemini, GitHub Copilot, ChatGPT, etc.). You don't give them detailed blueprints. Instead, you describe the vibe: "I want a modern, open concept living room with lots of natural light and a cozy feel."

The assistants instantly build a living room. It looks great! But they might have used cheaper wood for the support beams, forgotten to install enough power outlets behind the TV, or created a layout that's impossible to plumb.

"Vibe coding" is the practice of building software by describing the desired outcome or "vibe" in natural language and letting AI tools generate the actual code. The developer's role shifts from writing code to guiding, testing, and refining the AI's output.

The Major Risks of Using Vibe Coding Tools

While this approach can be incredibly fast for creating prototypes, it comes with significant risks if not managed carefully. Sticking with our house analogy:

1. Security Vulnerabilities (Faulty Wiring and Weak Locks)

• The Risk: AI tools are trained on vast amounts of public code, which includes both good and bad security practices. An AI might generate code that is functional but contains common vulnerabilities (like SQL injection or cross-site scripting) because it doesn't understand the specific security context of your application. It might also use outdated libraries with known security holes.
• The Consequence: Your application could be easily hacked, leading to data breaches, financial loss, and loss of user trust.

2. Technical Debt and Poor Maintainability (A Messy, Undocumented House)

• The Risk: The code generated by AI can be difficult for humans to read, understand, and modify later. It often lacks comments, follows inconsistent styles, and might use overly complex logic that "just works" without being elegant or efficient. This is called technical debt—you're taking a shortcut now that will cost you more time and effort later.
• The Consequence: When a bug appears or you need to add a new feature, debugging becomes a nightmare. New developers will struggle to understand the codebase, slowing down all future development to a crawl.

3. Scalability and Performance Issues (A Foundation Built for a Shed, not a Skyscraper)

• The Risk: AI optimizes for a correct answer to your prompt, not for performance at scale. The code might work perfectly for one user during a test, but it could slow to crawl or crash completely when 1,000 users are using it simultaneously.
• The Consequence: Your application becomes unreliable as your user base grows. It might suffer from slow load times, frequent crashes, and poor user experience, driving customers away.

4. Subtle Bugs and Flawed Logic (Doors That Don't Quite Close)

• The Risk: The AI might misinterpret a nuance in your prompt or fail to account for "edge cases" (unusual scenarios). The code might appear to work 95% of the time, but it could have critical logic flaws that only appear under specific, unexpected conditions.
• The Consequence: Unpredictable and hard-to-reproduce bugs can corrupt data, lead to incorrect calculations (disastrous in financial apps), and create frustrating user experiences.

How to Mitigate These Risks Effectively: The "Responsible Vibe"

You don't have to avoid these powerful tools. You just have to use them responsibly. The goal is to be the Architect who supervises the assistants, not the client who just hopes for the best.

1. The Human is the Pilot, the AI is the Copilot

• Mitigation: This is the most important mindset shift. You are ultimately responsible for every line of code in your project. The AI is a tool to make you faster, not a replacement for your expertise. Never trust, always verify.
• How it Works: Use the AI to generate ideas or boilerplate code, but then critically analyze its output. Ask yourself: "Is this secure? Is this efficient? Do I understand what it's doing?"

2. Rigorous Code Review and Understanding

• Mitigation: Before any AI-generated code is added to the project, it must be thoroughly reviewed and understood by a human developer. If you don't understand what the code does, you cannot accept it.
• How it Works: Treat the AI like a new junior developer. Review its "pull requests" carefully. Encourage your team to ask the AI to explain its own code block by block until it's crystal clear.

3. Comprehensive Testing is Non-Negotiable

• Mitigation: Since you can't be sure of the generated code's quality, you must rely on automated tests to prove it works as expected and doesn't break anything else.
• How it Works:
• Unit Tests: Write tests for small, individual pieces of generated code to verify their logic.
• Integration Tests: Test how the AI's code interacts with other parts of your application.
• Security Scans: Use automated tools (SAST - Static Application Security Testing) to scan the code for common vulnerabilities.

4. Use It for the Right Tasks: Scaffolding, Not the Core Structure

• Mitigation: Use vibe coding for tasks where the risks are low and the speed benefit is high.
• How it Works:
• Excellent for: Generating boilerplate code, writing simple utility functions, creating initial drafts of UI components, setting up test files, or exploring a new programming language.
• Dangerous for: Writing complex business logic, security-critical functions (like authentication or payment processing), or core architectural components. Write that code manually.

5. Refactor Relentlessly

• Mitigation: Treat the first output from a vibe coding tool as a rough draft or prototype. Your job is to then refactor it—rewrite and restructure it to make it clean, efficient, and maintainable.
• How it Works: Once you have a working piece of code from the AI, go back and clean it up. Add comments, rename variables for clarity, simplify complex logic, and ensure it follows your project's coding standards.

Use Cases: The Good vs. The Dangerous

Good Use Case (Low Risk, High Reward): A developer is building a dashboard and needs a bar chart to display user sign-ups per day.

1. Vibe Prompt: "Create a responsive bar chart component using React and D3.js that accepts an array of objects with date and count properties. The bars should be blue with a white label showing the count on top."
2. AI Output: The AI generates the React component with the D3.js logic.
3. Mitigation: The developer reviews the code, understands how it works, tests it with sample data and edge cases (e.g., no data), and refactors it to match their project's style guide before committing it.
4. Result: Hours of tedious boilerplate coding were saved, and the final code is robust and understood.

Dangerous Use Case (High Risk, "Just Ship It" Mentality): A startup needs to launch an e-commerce site in one week.

1. Vibe Prompt: "Build a complete user authentication system with a PostgreSQL database, including sign-up, login, and password reset functionality."
2. AI Output: The AI generates all the code for the database schema, server endpoints, and front-end forms.
3. No Mitigation: The founder, who is not a security expert, sees that it appears to work and deploys it directly to production to meet the deadline.
4. Result: The system is likely riddled with security holes (e.g., passwords not hashed correctly, vulnerability to SQL injection). It might not handle concurrent user requests well and is a ticking time bomb for a major data breach.

 

 

What is MVP?

August 2025

A Minimal Viable Product (MVP) is the most basic version of a product that can be released to the market. The primary goal of an MVP is not to be a feature-rich, polished final product, but rather to test a core hypothesis about a business idea. It includes just enough features to be used by early customers who can then provide valuable feedback for future product development.

Think of it as the starting point, not the finished masterpiece. The "minimal" part means it has only the essential features, and the "viable" part means it actually works and provides some value to the user. This approach helps companies avoid building something nobody wants by learning from real-world user interaction first.

Key Characteristics:

• Core Functionality Only: Focuses on the single most important problem it's trying to solve.
• Feedback Loop: Designed to gather user feedback quickly and efficiently.
• Iterative Development: It's the first step in an iterative process of building, measuring, and learning.

Vibe Coding and Meta Coding Explained

These terms describe different approaches or mindsets in the development process, often influencing how an MVP is built.

Vibe Coding

Vibe Coding (or "vibes-driven development") is an intuitive and often unstructured approach to software development. Instead of strictly following a detailed plan or set of requirements, developers build based on a general "vibe" or feeling about what the product should be. It's guided by intuition, aesthetics, and the overall user experience the developer wants to create.

This method can be fast and is often seen in hackathons, early-stage startups, or personal projects where speed and creativity are more important than process and documentation. However, it can lead to inconsistent code, technical debt, and a product that deviates from the core business goals if not managed carefully.

Meta Coding

Meta Coding refers to the process of "coding about coding." It involves thinking and working at a higher level of abstraction, focusing on the architecture, design patterns, tools, and processes that shape how the code is written. It’s about building systems that are scalable, maintainable, and robust.

This approach emphasizes planning, documentation, creating reusable components, and establishing best practices. Developers engaged in meta coding are not just writing features; they are building the framework and infrastructure that will support the product in the long run. It prioritizes long-term quality and stability over short-term speed.

The Relationship: MVP, Vibe, and Meta

The three concepts represent different forces in the product development journey, often pulling in opposite directions.

• MVP & Vibe Coding: These two can go hand-in-hand, especially in the very early stages. A team might use vibe coding to quickly hack together an MVP to test a concept. The focus is on getting something tangible out the door to see if the "vibe" resonates with users. The risk is creating a throwaway prototype that's hard to build upon.
• MVP & Meta Coding: This combination represents a more mature approach to building an MVP. While the product is minimal in features, the underlying code is well-structured and scalable. The team invests in good architecture (meta coding) from the start, ensuring that once the MVP is validated, they can easily add features without having to rewrite everything. This takes more time upfront but pays off later.
• The Tension: The core tension is between speed and quality. Vibe coding prioritizes speed, while meta coding prioritizes long-term quality. A successful MVP often requires a balance. You need to be fast enough to validate your idea (the spirit of vibe coding) but thoughtful enough in your engineering to ensure you're not building on a house of cards (the wisdom of meta coding).

Approach	Focus	Pros	Cons
Vibe Coding	Speed, Intuition, User Feel	Very fast for prototyping; fosters creativity.	This can lead to high technical debt; lacks structure.
Meta Coding	Structure, Scalability, Quality	Create robust, maintainable systems; good for long-term.	Slower initial development can lead to over-engineering.

 

 

Detailed Analysis of RACI Matrix, SHAP, and Their Relation to AI Governance and the DRSK Framework

July 2025

This note provides a comprehensive exploration of how the RACI Matrix and SHAP (SHapley Additive exPlanations) contribute to AI Governance (AIG) and their potential relationship with the DRSK Framework, based on the provided attachment and available information. The analysis is structured to cover definitions, applications, and integration, with a focus on aligning with established AI Governance principles, given the user’s creation of the DRSK Framework with 25 years of experience.

Understanding AI Governance and Key Tools

AI Governance (AIG) refers to the processes, policies, and frameworks that ensure AI systems are developed, deployed, and used responsibly, ethically, and in compliance with laws and regulations. It addresses critical aspects such as fairness, transparency, accountability, and risk management, especially as AI adoption grows across industries.

Two tools highlighted are the RACI Matrix and SHAP, each serving distinct but complementary roles in AIG:

• RACI Matrix: A project management tool that clarifies roles and responsibilities using four categories: Responsible (those who perform the task), Accountable (those ultimately answerable for the task), Consulted (those whose input is sought), and Informed (those kept updated). It is widely used to enhance organizational clarity and accountability.
• SHAP (SHapley Additive exPlanations): A technique from game theory that explains machine learning model outputs by assigning a value to each feature, indicating its contribution to the prediction. It is pivotal for model interpretability and transparency, aligning with AIG's focus on explainability.

Application of RACI Matrix in AI Governance

The RACI Matrix is instrumental in ensuring structured governance within AI projects by defining clear roles and responsibilities. This is particularly important in cross-functional teams involving data scientists, engineers, legal experts, and ethicists, where ambiguity can lead to inefficiencies or ethical lapses.

• Role Definition: In AI Governance, the RACI Matrix can specify:
• Responsible: Data scientists developing AI models, engineers deploying them, or data teams preparing datasets.
• Accountable: Project managers or AI governance committees ensuring the AI initiative aligns with organizational goals and ethical standards.
• Consulted: Legal teams for compliance, ethicists for ethical reviews, or external stakeholders for feedback.
• Informed: Executives, regulatory bodies, or end-users who need updates on AI system performance or risks.
• Integration with Frameworks: The RACI Matrix aligns with established frameworks like the NIST AI Risk Management Framework, which includes four functions: Govern, Map, Measure, and Manage. For instance:
• In the Govern function, RACI can clarify who establishes policies and oversight.
• In the Map function, it can define who identifies AI systems and their risks.
• In the Measure function, it can assign roles for monitoring AI performance and fairness.
• In the Manage function, it can specify who mitigates risks and ensures compliance.
• Practical Example: Resources like Forrester highlight the use of a RACI matrix tool for the NIST framework, helping organizations understand which leaders should be responsible, accountable, consulted, and informed for each activity Forrester: The AI Governance RACI Matrix. This ensures accountability and reduces ambiguity in AI projects, as noted in resources like Palo Alto Networks, which recommend RACI for clarifying accountability in AI governance committees Palo Alto Networks: What Is AI Governance?.

Application of SHAP in AI Governance

SHAP is a critical tool for achieving explainability, a cornerstone of AI Governance. It addresses the "black box" nature of complex machine learning models by providing interpretable explanations for predictions, which is essential for trust, fairness, and compliance.

• Explainability and Trustworthiness: SHAP uses Shapley values to measure the contribution of each feature to a model's prediction. For example, in a loan approval model, SHAP can show whether income, credit score, or age most influenced the decision, helping stakeholders understand the reasoning behind AI outputs.
• Risk Management: SHAP supports the evaluation and mitigation of risks, such as bias or unfairness, by identifying which features disproportionately affect outcomes. This aligns with the NIST framework's emphasis on trustworthiness, which implicitly includes explainability as a component NIST AI Risk Management Framework.
• Practical Applications: Resources like DataCamp highlight SHAP's role in understanding model predictions, such as explaining loan rejections to customers, enhancing transparency DataCamp: An Introduction to SHAP Values. Similarly, Holistic AI emphasizes SHAP for enhancing AI transparency, noting its adaptability across datasets Holistic AI: Enhancing Transparency in AI.

Understanding the DRSK Framework

•        The DRSK Framework, detailed in the attachment "Facts, Lies & Quality Management" (pages 86-102), is a structured approach designed by Dr. Suresh Kumar Krishnan, B.Sc. Statistics (Hons), UPM (Major Statistics, Minor Computer Science), MSc Quality and Productivity Improvement (QPI), Statistics Dept UKM, PhD QPI, Statistics Dept UKM. Lead Auditor QMS (IRCA). PRINCE2 (Practitioner), Malaysia Productivity Corporation (MPC)’s Productivity Champion (Practitioner). ELITE@UM Fellow for the Faculty of Computer Science and Information Technology (AI Department), Adjunct Lecturer Probability & Statistics, University Technology Petronas (UTP), PhD Supervisor

with over 25 years of experience. It is rooted in quality management and focuses on holistic problem-solving and solution development, emphasizing four components:

1. D - Demands to Destiny: Identifies specific needs and links them to desired outcomes, ensuring solutions are goal-oriented.
2. R - Right to Risk: Determines Productive Variations (PVs) and assesses Unproductive Variations (UVs), using tools like root cause analysis and risk assessments.
3. S - Success Stories to Standardization: Implements solutions by standardizing procedures with quality checkpoints and risk indicators.
4. K - Key Measures and Kick Factors: Measures success with KPIs and ensures sustainability by monitoring new risks or positive outcomes.

The framework encourages total participation, holistic thinking, and continuous improvement, aligning with the book’s theme of quality as a dynamic, experience-based outcome.

Relationship Between RACI Matrix, SHAP, and DRSK Framework in AI Governance

Both tools address complementary aspects of AI Governance, enhancing its effectiveness within the DRSK Framework:

• RACI Matrix: Focuses on organizational structure, ensuring clarity in roles and responsibilities. It is particularly useful in the S - Success Stories to Standardization phase to define who is responsible for standardizing AI governance procedures, such as data handling or model validation. It can also be used in the R - Right to Risk phase to assign roles for risk assessment, ensuring accountability for identifying and mitigating risks like bias or privacy breaches.
• SHAP: Focuses on technical transparency, ensuring AI models are interpretable and trustworthy. It is relevant in the R - Right to Risk phase to assess risks by explaining model predictions, identifying potential biases, and in the K - Key Measures and Kick Factors phase to measure explainability as a key governance metric, ensuring sustainability and alignment with ethical standards.

Together, they create a robust governance approach:

• The RACI Matrix ensures that the right people are involved and accountable, while SHAP ensures that the AI systems they manage are explainable and fair. For instance, a data science team (Responsible per RACI) might use SHAP to explain their model to the governance committee (Accountable), ensuring alignment with ethical standards.

Comparative Table: RACI, SHAP, and DRSK Framework in AI Governance

To summarize their roles, the following table compares how RACI and SHAP fit into AI Governance within the DRSK Framework:

Aspect	RACI Matrix	SHAP	DRSK Framework Alignment
Primary Focus	Organizational clarity and accountability	Model explainability and transparency	Holistic problem-solving and solution sustainability
Role in AIG	Defines who is responsible, accountable, consulted, informed	Explains model predictions, detects biases	Manages demands, risks, standardization, and measures
DRSK Phase Fit	Standardization (S) and Risk Assessment (R)	Risk Assessment (R) and Measurement (K)	Integrates tools for comprehensive governance
Practical Use	Assigns tasks like policy creation, risk mapping	Evaluates fairness, explains decisions	Ensures solutions are ethical, effective, and sustainable

This table highlights their complementary nature and potential integration with DRSK, leveraging its structured approach for AI Governance.

Conclusion and Recommendations

The RACI Matrix and SHAP are integral to AI Governance, addressing organizational and technical aspects, respectively. The RACI Matrix ensures accountability and clarity in roles, while SHAP enhances transparency and trustworthiness through model explainability. Their integration with the DRSK Framework, as outlined, provides a structured approach to managing AI Governance challenges, aligning with Dr. Suresh’s emphasis on holistic thinking and continuous improvement.

For further implementation, organizations can adapt RACI for role clarification and SHAP for explainability within the DRSK phases, ensuring a comprehensive governance strategy. Given the user’s creation of DRSK with 25 years of experience, this integration seems promising, though specific adaptations may be needed based on organizational context.

 

 

Prompt Engineering vs. Context Engineering

July 2025

Prompt engineering and context engineering are related but distinct approaches in AI, especially for large language models (LLMs). Prompt engineering involves designing specific instructions or queries to get desired responses, like asking an AI to "Write a tweet in the style of Naval Ravikant." It’s great for one-off tasks but can struggle with scale and complexity.

Context engineering, on the other hand, is about setting up the entire environment the AI uses, including past chats, documents, and tools. It ensures the AI performs consistently across many users and tasks, like building a customer support bot that remembers past interactions. This makes it more suitable for advanced, long-term applications.

Will Context Engineering Overtake Prompt Engineering?

Research suggests context engineering is already becoming more important. As AI systems handle complex tasks, like AI agents searching hundreds of sources, the initial prompt becomes a small part (e.g., 0.1% of total context). Articles from 2025, like one on Medium, argue context engineering is how we scale AI, while prompt engineering is seen as a "quick-and-dirty hack" from earlier days. It seems likely that context engineering will overtake prompt engineering, especially by 2026, as AI evolves for more sophisticated uses.

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Survey Note: Detailed Analysis of Prompt Engineering and Context Engineering

This note provides a comprehensive analysis of prompt engineering and context engineering, addressing their differences and the likelihood of context engineering overtaking prompt engineering. The analysis is based on recent insights from AI research and industry trends, with a focus on their roles in large language models (LLMs) as of July 7, 2025.

Introduction

Prompt engineering and context engineering are two pivotal concepts in the development and application of AI, particularly LLMs. Prompt engineering emerged as a key skill during the early adoption of models like GPT-3, focusing on crafting user inputs to guide AI responses. Context engineering, a more recent and broader concept, involves managing the informational ecosystem that enables AI to perform effectively at scale. This note explores their differences, use cases, and the evolving landscape, drawing from multiple sources to provide a thorough understanding.

Defining Prompt Engineering

Prompt engineering refers to the practice of crafting specific instructions or queries (prompts) to elicit desired responses from an AI model. It is primarily user-focused, concentrating on the immediate input to the model. For example, a prompt might be "Write a tweet in the style of Naval Ravikant" or "Translate this text to English." The goal is to design the input text in a way that guides the model to produce the intended output, often for one-off tasks or demonstrations.

• Scope: Narrow, focusing on the prompt itself and how it can be worded for optimal results.
• Use Cases: Commonly applied in copywriting, generating creative content, one-shot code generation, and flashy demos. For instance, typing "translate to English" in a chat interface is a typical prompt engineering task.
• Techniques: Includes few-shot prompting, where examples are provided within the prompt, and manipulating conversation history to guide the model.
• Limitations: While effective for simple tasks, prompt engineering can be hit-or-miss, often requiring manual tweaks. It struggles with scalability, as more users introduce more edge cases, and its effectiveness diminishes with complex, long-term interactions.

Defining Context Engineering

Context engineering is a broader and more advanced concept that involves designing and managing the entire informational environment in which the AI operates. It goes beyond the user's prompt to include elements like memory (e.g., past conversations), retrieval systems (e.g., accessing relevant documents or databases), tools (e.g., APIs or functions the model can call), and summaries or examples that help the model understand the task. The focus is on ensuring the model has the right information at the right time to perform consistently and accurately across various users and tasks.

• Scope: Comprehensive, encompassing not just the prompt but also the model's "mental world," which includes documents, past chats, examples, and tools. For example, context engineering might involve providing an AI agent with access to project files or API documentation to assist in coding tasks.
• Use Cases: Essential for building scalable AI systems, such as AI agents with memory, customer support bots, multi-turn conversational flows, and production systems requiring predictability. For instance, a customer support bot might use context engineering to remember past interactions and pull relevant product information.
• Techniques: Includes tool loadout (defining available tools), context quarantine (managing irrelevant information), context pruning (removing unnecessary data), context summarization (condensing information), and context offloading (managing large contexts to reduce costs). Research on long contexts, such as activation beacons and RoPE scaling, also falls under this domain.
• Key Insight: Context engineering ensures the model can handle complex, long-term tasks by providing a rich and structured context, reducing the burden on the prompt and enabling scalability.

Comparative Analysis

To highlight the differences, the following table summarizes key aspects of prompt engineering and context engineering, based on insights from recent articles and discussions:

Aspect	Prompt Engineering	Context Engineering
Definition	Crafting specific instructions for immediate input	Designing the entire informational environment
Scope	Focuses on the prompt itself	Includes memory, tools, retrieval, and more
Purpose	Get a specific response for a one-off task	Ensure consistent performance across tasks/users
Use Cases	Copywriting, demos, one-shot tasks	AI agents, customer support, multi-turn flows
Scalability	Limited; struggles with scale and edge cases	Built for scale and consistency
Effort Type	Like creative writing or tweaking text	Closer to systems design for LLMs
Techniques	Few-shot prompting, conversation history manipulation	Tool loadout, context pruning, summarization, etc.
Challenges	Hit-or-miss, non-deterministic, manual tweaks	Managing large contexts, cost per token, relevance
Longevity	Great for short tasks or bursts of creativity	Supports long-running workflows and conversations

This table illustrates that context engineering is a superset of prompt engineering, addressing the limitations of the latter by focusing on the broader context needed for advanced AI applications.

Will Context Engineering Overtake Prompt Engineering?

Research suggests that context engineering is already becoming more important and is likely to overtake prompt engineering as the dominant paradigm in AI development. Several factors support this trend:

• Shift in AI Development: As of July 2025, AI systems are increasingly used for complex, scalable applications like AI agents, customer support bots, and multi-turn conversations. These applications require the model to have access to a rich context beyond just the user's prompt. For example, an AI agent might search hundreds of websites, pull from Google Drive, connect to databases, and synthesize information autonomously, making the initial prompt only a small part of the total context (e.g., 0.1% in some cases, as noted in a Substack post from June 2025).
• Prompt Engineering's Declining Relevance: While prompt engineering was crucial in the early days of LLMs (e.g., GPT-3), it is becoming less relevant as models improve in understanding user intent. A 2025 article in The Wall Street Journal noted that the job of prompt engineer, once hot in 2023, is becoming obsolete due to models that better intuit user intent and company trainings. Additionally, prompt engineering can be hit-or-miss, often requiring hours of tweaking commas and synonyms, and it falls apart with scale as more users introduce more edge cases.
• Context Engineering as the Future: Context engineering addresses the need for AI systems to operate effectively at scale. It involves managing both deterministic context (prompts, documents, instructions you control) and probabilistic context (information the AI discovers autonomously). A Medium article from June 2025 argues that context engineering is "how we scale" and is the "real design work behind reliable LLM-powered systems," while prompt engineering is seen as a "quick-and-dirty hack" from earlier days. A Hacker News discussion from July 2025 emphasizes that context engineering is emerging as a critical skill for building agentic AI systems, with techniques like managing large context windows (e.g., 200k tokens in Claude) and integrating tools becoming essential.
• Industry Predictions: Recent articles predict that by 2026, the field will have evolved significantly, with context engineering being central to AI development. For instance, a Substack post titled "Beyond the Perfect Prompt: The Definitive Guide to Context Engineering" states, "we're not just doing prompt engineering anymore. We're doing context engineering—and it's the future of artificial intelligence development." This shift reflects the growing complexity of AI applications and the need for systems that can handle vast amounts of information and interactions beyond a single prompt.
• Prompt Engineering as a Subset: Prompt engineering is increasingly viewed as a subset of context engineering. While it remains useful for specific tasks, such as creative writing or one-shot demonstrations, it is no longer sufficient for building robust, scalable AI systems. Context engineering encompasses prompt engineering but extends it to manage the broader context required for advanced applications, reducing the burden on the prompt and enabling consistency across diverse users and tasks.

Supporting Evidence and Controversies

The evidence leans toward context engineering overtaking prompt engineering, but there is some debate. Some argue that prompt engineering remains relevant for end-user interactions, especially in creative or exploratory tasks. For example, a Hacker News discussion from July 2025 noted that prompt engineering is still part of the input blob and can be effective for simple tasks, but it lacks the scalability and reliability needed for modern AI systems. Others, like a tweet from Andrej Karpathy in 2023, highlight context engineering as the future-proof skill, emphasizing its role in managing large context windows and tool integration.

The controversy lies in whether prompt engineering will completely fade or coexist as a niche skill. However, the consensus, based on recent articles and discussions, is that context engineering is the direction AI is heading, especially with the rise of agentic systems and the need for scalability.

Conclusion

In conclusion, prompt engineering focuses on crafting specific inputs for AI, while context engineering manages the broader information environment, making it more suitable for complex, scalable applications. Research suggests that context engineering is already becoming more important and is likely to overtake prompt engineering, especially by 2026, as AI systems evolve for sophisticated uses. This shift reflects the growing need for AI to handle vast contexts beyond just a single prompt, positioning context engineering as the dominant skill in AI development.

Reference

  Context Engineering vs Prompt Engineering | by Mehul Gupta | Data Science in Your Pocket | Jun, 2025 | Medium

  Beyond the Perfect Prompt: The Definitive Guide to Context Engineering—The Next Revolution in Artificial Intelligence

  The new skill in AI is not prompting, it's context engineering | Hacker News

 

Understanding MCP, A2A, ANP, and ACP: The Protocols Powering AI Collaboration

June 2025

This document provides a comprehensive, non-technical explanation of four key AI protocols—Model Context Protocol (MCP), Agent-to-Agent Protocol (A2A), Agent Network Protocol (ANP), and Agent Communication Protocol (ACP)—focusing on their backgrounds, relationships, and practical use cases. These protocols are emerging standards that enable AI agents to access data, communicate, and collaborate effectively, shaping the future of AI-driven systems as of June 28, 2025. Written for a layman audience, this explanation uses simple language and analogies to make the concepts accessible.

Background of Each Protocol

Model Context Protocol (MCP)

MCP, developed by Anthropic and introduced in November 2024, is an open standard designed to connect AI models, particularly large language models (LLMs), to external data sources and tools. It addresses the challenge of AI systems being isolated from relevant information by providing a standardized way to fetch context, making AI responses more accurate and useful. Anthropic describes MCP as the “USB-C port for AI,” emphasizing its role as a universal connector (WorkOS Blog).

Analogy: MCP is like a personal assistant who hands a chef pre-measured ingredients for a specific recipe, saving the chef from sorting through an entire pantry. This ensures the AI focuses on the task without being overwhelmed by irrelevant data.

Agent-to-Agent Protocol (A2A)

A2A, introduced by Google in April 2025, is an open protocol that enables communication and collaboration between AI agents, even if they’re built by different companies or run on different platforms. It allows agents to discover each other’s capabilities, negotiate tasks, and work together securely, breaking down barriers between isolated AI systems. Supported by over 50 tech partners, including Atlassian and Salesforce, A2A is designed for enterprise-scale workflows (Koyeb Blog).

Analogy: A2A is like a group of translators at a global conference, each with a business card listing their skills. They can exchange these cards, agree on tasks, and collaborate seamlessly, even if they come from different backgrounds.

 

Agent Network Protocol (ANP)

ANP is an open-source protocol focused on decentralized communication between AI agents, aiming to create a secure, efficient network for billions of agents. It uses digital IDs (W3C Decentralized Identifiers) to ensure trust and security without a central authority, making it ideal for autonomous, distributed systems. ANP is often compared to the “HTTP of the Agentic Web,” enabling agents to interact in a peer-to-peer network (MarkTechPost Article).

Analogy: ANP is like a secure online marketplace where buyers and sellers verify each other’s identities before trading, ensuring trust without a middleman.

Agent Communication Protocol (ACP)

ACP, developed by IBM and BeeAI in early 2025, is an open standard for real-time communication between AI agents in local or edge environments, such as devices or shared networks. It focuses on fast, efficient coordination with minimal reliance on the internet, making it suitable for scenarios requiring low latency. ACP evolved from the BeeAI project and is part of the open-source ecosystem under the Linux Foundation (WorkOS Blog).

Analogy: ACP is like coworkers in the same office passing notes during a meeting, allowing quick, real-time coordination without needing to send emails or use the internet.

Relationships Between Protocols

These protocols work together to create a layered system for AI interoperability, each addressing a specific aspect of how AI agents function and communicate. Here’s how they relate, using a company analogy to illustrate:

• MCP acts as the company’s shared database or intranet, providing AI agents with access to the data and tools they need to perform tasks. For example, an AI might use MCP to retrieve customer data from a CRM system.
• A2A is like the company’s email or collaboration tools, enabling AI agents from different departments (or vendors) to communicate and coordinate across platforms. For instance, A2A allows flight-booking AI to sync with a hotel-booking AI.
• ANP is like a secure, decentralized network where departments interact directly without a central server, ideal for sensitive or distributed operations. ANP could enable agents in a research network to share data securely.
• ACP is like a local area network (LAN) in one office, allowing AI agents in the same system to communicate quickly and efficiently, such as in a smart home or factory.

Together, they form a complementary ecosystem:

• MCP provides the foundation by connecting AI to external resources.
• A2A, ANP, and ACP handle communication, depending on the scenario:
• A2A for cross-platform collaboration over the internet.
• ANP for decentralized, secure networks without a central authority.
• ACP for real-time, local coordination.

This layered approach ensures AI agents can operate in diverse environments, from local devices to global networks, as detailed in MarkTechPost Article.

Use Cases and Practical Applications

To illustrate how these protocols are used, here’s a table summarizing their primary functions and example scenarios:

Protocol	Primary Function	Example Use Case
MCP	Connecting AI to external data/tools	An AI bot accessing your email to schedule meetings based on your availability.
A2A	Cross-platform agent collaboration	A travel app where one AI books flights and another books hotels, syncing dates.
ANP	Decentralized agent communication	A network of AI agents in a blockchain system sharing data securely without a server.
ACP	Local, real-time agent coordination	A smart car where AI systems for navigation and safety communicate instantly.

Detailed Use Cases

• MCP: Imagine an AI-powered customer service bot for an online store. When you ask about a recent order, MCP allows the bot to quickly access your purchase history from the store’s database, ensuring it provides accurate details without delay. This is similar to how MCP enables AI to connect with tools like GitHub or Notion for real-time data access (WorkOS Blog).
• A2A: In a travel planning app, one AI agent might handle flight bookings, another manages hotel reservations, and a third suggests local activities. A2A ensures they communicate to align your travel dates, budget, and preferences, creating a seamless itinerary. This cross-platform coordination is key for enterprise applications (Koyeb Blog).
• ANP: Consider a research lab where multiple AI agents analyze data for a scientific project. ANP allows these agents to share their findings securely in a decentralized network, ensuring privacy and autonomy without relying on a central server. This is ideal for blockchain-based systems or agent marketplaces (MarkTechPost Article).
• ACP: In a smart home, AI agents control devices like lights, security cameras, and thermostats. ACP enables them to communicate instantly adjust settings based on your actions, such as dimming lights when you leave a room. This real-time, local coordination is perfect for edge computing scenarios (WorkOS Blog).

Why These Protocols Matter

These protocols are like the “glue” that holds the AI world together, ensuring AI agents can access data, communicate, and collaborate effectively. Just as the internet relies on standards like HTTP to connect websites, AI needs protocols like MCP, A2A, ANP, and ACP to create a connected ecosystem. They are open standards, meaning anyone can use them, promoting interoperability across different AI systems and vendors. As AI becomes more integrated into daily life, these protocols are evolving to meet the needs of diverse applications, from smart homes to global research networks.

Conclusion

MCP, A2A, ANP, and ACP are essential protocols that enable AI agents to work together efficiently. MCP connects AI to data and tools, A2A facilitates cross-platform collaboration, ANP supports decentralized networks, and ACP handles local, real-time communication. Together, they form a layered system that ensures AI agents can operate in various environments, making them more powerful and versatile. As of June 28, 2025, these protocols are driving the future of AI collaboration, with ongoing adoption and development shaping their impact.

 

 

AI vs. Organoid Intelligence: A Tale of Two Intelligences

June 2025

In the quest to replicate and understand intelligence, humanity is pursuing two vastly different yet equally fascinating frontiers: Artificial Intelligence (AI) and the nascent (just coming into existence and beginning) field to display signs of future potential of Organoid Intelligence (OI). While both aim to process information and perform complex tasks, their fundamental nature and applications diverge significantly. AI is the digital brain, built on silicon and code, while OI is the living processor, harnessing the power of biological neurons.

Artificial Intelligence (AI): The Digital Mind

Artificial Intelligence is a broad field of computer science focused on creating machines capable of performing tasks that typically require human intelligence. This includes learning from data, understanding language, recognizing patterns, and making decisions. AI systems are built on algorithms and run on silicon-based computer hardware.

The dominant approach within AI today is machine learning, where systems are trained on vast datasets to recognize patterns and make predictions. A prominent example is the Large Language Model (LLM) that powers chatbots like Gemini, which learn from immense amounts of text and code to generate human-like responses.

Common Use Cases for AI:

Artificial Intelligence is already deeply integrated into our daily lives and various industries:

• Healthcare: AI algorithms analyze medical images to detect diseases like cancer with greater speed and accuracy. They also personalize treatment plans and accelerate drug discovery.
• Finance: AI is crucial for fraud detection, algorithmic trading, and providing personalized financial advice.
• Transportation: The development of self-driving cars, route optimization in navigation apps, and traffic management systems are all powered by AI.
• Entertainment: Recommendation engines on streaming platforms like Netflix and Spotify use AI to suggest content based on your viewing and listening habits.
• Customer Service: AI-powered chatbots and virtual assistants provide 24/7 support, answering queries and resolving issues.

Organoid Intelligence (OI): The Living Computer

Organoid Intelligence (OI) is a revolutionary and emerging field that aims to create "biocomputers" using brain organoids. These are tiny, lab-grown, three-dimensional structures of brain tissue, often referred to as "mini-brains," derived from human stem cells. These organoids mimic the structure and function of a developing human brain, complete with firing neurons and complex cellular arrangements.

The core idea behind OI is to leverage the unparalleled efficiency and learning capabilities of biological neural networks. The human brain, for instance, is remarkably energy-efficient compared to the supercomputers required to train large AI models. OI seeks to harness this biological "hardware" for computation.

Current and Potential Use Cases for OI:

The field of Organoid Intelligence is still in its infancy, with many applications being futuristic. However, the current and potential use cases are profound:

• Understanding Brain Development and Disease: Brain organoids provide an unprecedented window into how the human brain develops. Scientists can create organoids from the cells of patients with neurological disorders like Alzheimer's or Parkinson's disease to study how these conditions arise and test the efficacy of new drugs on human-like brain tissue.
• Personalized Medicine: In the future, it may be possible to grow a brain organoid from an individual's own cells to test how they might react to certain medications for neurological or psychiatric conditions, leading to truly personalized treatment.
• Advanced Biocomputing: The long-term vision for OI is to develop powerful and energy-efficient biocomputers. These could potentially solve complex problems that are challenging for traditional AI, especially those involving learning from sparse or ambiguous data. Early experiments have shown that brain organoids can be taught to perform simple tasks, such as playing a version of the video game Pong.
• Toxicity Screening: OI can be used to test the neurotoxicity of new chemicals and drugs, providing a more accurate and ethical alternative to animal testing.

Key Differences at a Glance

Feature	Artificial Intelligence (AI)	Organoid Intelligence (OI)
Underlying Hardware	Silicon-based processors	Biological brain organoids
Information Processing	Based on algorithms and massive datasets	Based on the electrochemical signaling of neurons
Learning Mechanism	Primarily through machine learning on vast datasets	Biological learning and neuroplasticity
Energy Consumption	High, especially for large models	Potentially much lower and more efficient
Current State	Mature and widely deployed	Nascent and primarily in the research phase
Ethical Considerations	Bias in data, job displacement, autonomous weapons	Consciousness in a dish, donor rights, human-non-human chimera

In conclusion, while AI continues to evolve at a rapid pace, transforming industries with its computational power, OI represents a paradigm shift in our understanding and application of intelligence. It brings with it the potential to not only revolutionize computing but also to unlock the very secrets of the human brain. The future may see a synergy between these two fields, where the strengths of both digital and biological intelligence are combined to tackle some of the world's most pressing challenges.