Google on AI Agents

White paper by Google

In partnership with

Google recently published a white paper on AI agents.

The paper explains how agents utilize reasoning frameworks like ReAct and Chain-of-Thought.

Here is a quick read from the paper.

Let’s dive in.

Table of Contents

What Are AI Agents?

AI agents are advanced programs that can think, act, and achieve goals.

They are not just programs trained on static datasets.

They can reason and use tools to interact dynamically with their environment.

These agents can autonomously determine their next steps without requiring constant human input.

This independence distinguishes agents from traditional AI models, which are limited to the data they were trained on and lack memory or the ability to interact with external systems.

AI agents, on the other hand, can

  • access new information

  • remember past interactions

  • utilize built-in tools to execute tasks effectively

Agent architecture & components | Source - Google White Paper

See the whole document here: Google’s white paper - Agents

The Anatomy of AI Agents

Every AI agent consists of three essential components:

  1. Model
    The model acts as the brain, using advanced language models to process information and make decisions

  2. Tools
    Tools allow agents to interact with the outside world which includes -

    • Extensions to connect with APIs for real-time data

    • Functions that enable developers to control processes on the client side

    • Data stores powered by vector databases provide up-to-date and relevant information

  3. Orchestration Layer
    This layer manages the agent’s reasoning and planning, ensuring it makes the best decisions based on its environment and goals

Tools

How AI Agents Reason

AI agents are equipped with frameworks that guide their decision-making -

  • ReAct 
    (Reason + Act) ensures thoughtful and deliberate actions

  • Chain-of-Thought 
    facilitates step-by-step reasoning for complex problems

  • Tree-of-Thoughts 
    explores multiple paths to find the best solution

ReAct reasoning in the orchestration layer | Source - Google White Paper

These reasoning techniques allow agents to handle complex tasks, adapt to new challenges, and deliver precise results.

Building Smarter Agents

Developers can improve AI agents through various learning methods-

  • In-context learning provides examples during runtime.

  • Retrieval-based learning taps into external data stores for optimal solutions.

  • Fine-tuning trains agents on specific datasets for better performance.

Start learning AI in 2025

Everyone talks about AI, but no one has the time to learn it. So, we found the easiest way to learn AI in as little time as possible: The Rundown AI.

It's a free AI newsletter that keeps you up-to-date on the latest AI news, and teaches you how to apply it in just 5 minutes a day.

Plus, complete the quiz after signing up and they’ll recommend the best AI tools, guides, and courses – tailored to your needs.

How to build AI Agents?

For now, you can check these platforms:

  • n8n

  • Dify

  • Vertex AI Agent Builder

  • Relevance AI

  • Make AI

I am hosting a webinar on AI Agents this weekend and will share details with you by email, or for a quick update join the WhatsApp community.

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