Google's AI Ecosystem

What is Agentic AI? How I Use Google’s Free AI Ecosystem to Build Full-Stack Websites Without Coding – 2025!

What is Agentic AI? How I Use Google’s AI Ecosystem to Build Full-Stack Websites Without Code
What is Agentic AI? Google’s AI Ecosystem!

How I Use Google’s AI Ecosystem to Build and Sell Full-Stack Websites Without Code!

“This isn’t just about building websites anymore. It’s about working with AI-like teammates to create something extraordinary.”

Introduction: From a Curious Mind to an AI Workflow Architect

Just a few months ago, I was like many creators out there – excited by AI, overwhelmed by possibilities, and wondering: “Can I actually use these tools to build real websites for clients?”

After attending the GenAI Exchange Bootcamp hosted by Google, something shifted. I didn’t just learn new tools—I discovered an entirely new way of working: Agentic AI.

Unlike traditional AI tools that need constant prompting, Agentic AI systems are like co-pilots. They interpret goals, take action, adapt with feedback, and keep working until they complete a task.

Today, I’ll walk you through exactly how I use Google’s AI ecosystem—from Gemini, Stitch, Firebase Studio, to Vertex AI Agents — to build websites for clients from scratch. It’s fast, affordable, and incredibly empowering.

This article isn’t just for developers. It’s for solopreneurs, startup founders, freelancers, and AI freaks like me who want to explore the future of work.

Understanding Agentic AI (with a Human Twist)

Agentic AI refers to systems that act with intention, taking initiative beyond just responding to input. Think of it as moving from:

Prompt > Response to Goal > Strategy > Execution > Result.

Imagine if instead of prompting ChatGPT every 2 minutes, you could just say:

“Build me a website that collects user reviews, shows testimonials, and has a chatbot that guides users through booking a call.”

And an AI agent figures out the flow, generates the layout, sets up the backend, and even integrates the chatbot—all while giving you checkpoints to approve. That’s not imagination. That’s Agentic AI.

Prompt-Based AI

➡️ You prompt manually

You wait for replies

🔧 You fix errors

Agentic AI

🎯 You set a goal

🚀 AI takes steps autonomously

🔄 AI iterates & learns

My AI Workflow Using Google Tools (Start to Finish)

Let me break down how I use Google’s tools to build AI-powered websites that are both functional and scalable for my clients.

Step 1: Ideation with Gemini (The AI Brainstorm Partner)

Every website begins with a conversation—usually messy, vague, and full of client dreams. This is where Gemini (especially Gemini 1.5 Flash) becomes my thought partner. I prompt it with ideas like:

“Build me a personal portfolio site for a fitness coach with client testimonials, a booking section, and a chatbot that answers FAQs.”

Gemini gives me:

  • A detailed sitemap
  • Suggested sections
  • Targeted color palettes
  • CTA button placements
  • User journey flow

Why it works: It helps bridge the gap between abstract client vision and actionable web architecture.

Example Gemini Sitemap Output:

  • Homepage
  • About the Coach
  • Client Results (Testimonials)
  • Services Offered (e.g., 1-on-1 Coaching, Group Classes, Nutrition Plans)
  • Booking Page (with calendar integration idea)
  • AI Chatbot Section (for FAQs and lead capture)
  • Contact Page (with form and map)

Step 2: Designing with Google Stitch (Zero-Figma Magic)

Once Gemini defines the layout, I plug the same descriptions into Google Stitch. Stitch takes structured text and turns it into polished, mobile-friendly UI components. It’s almost magical.

I usually get:

  • Variants of UI (clean, material, dark mode, etc.)
  • Export-ready HTML and CSS
  • Optional Figma handoff if further manual design is needed

Then I tweak designs a little to personalize them for the client’s brand. For instance, ensuring the color scheme perfectly matches their logo and existing materials.

Visualized: Imagine Stitch showing side-by-side variants of a homepage hero section – one in light mode with vibrant imagery, another in dark mode with a sleek, modern feel.

Step 3: Building in Firebase Studio (The Real Power Begins)

Now I bring the designs to life using Firebase Studio, which integrates Gemini 1.5 Pro. I simply upload the code from Stitch and then prompt Firebase Studio to perform actions like:

  • “Enable Google login for user authentication,”
  • “Create a Firestore database collection named ‘testimonials’ with fields for name, rating, and comment,”
  • “Add a contact form that sends email notifications to the client upon submission,”
  • “Deploy the current version of the website to Firebase Hosting.”

Firebase Studio handles it all like a full-stack developer team. It manages:

  • Frontend code structure and organization
  • Backend database modeling and rules for Firestore
  • Authentication setup (Google, email/password, etc.)
  • Hosting configuration and deployment
  • Real-time preview of changes as I prompt

It even debugs on the go! If there’s an issue, I can ask it to identify and fix the problem.

Visualized: A mock interface of Firebase Studio showing a prompt area on one side, and the generated code or a live website preview on the other, updating as prompts are entered.

Engaging Users with Vertex AI Agents

Websites today need more than forms and pages—they need conversation. So I use Vertex AI Agent Builder, something I explored in-depth at the GenAI Exchange Bootcamp. It’s where the agentic magic really happens for user interaction.

Here’s what I do:

  • Upload website content (like blog posts, service descriptions, FAQs) as a knowledge base for the agent.
  • Design the agent’s persona and conversation flow to act like a helpful sales expert or an efficient support representative.
  • Deploy the chatbot on key website sections, such as the pricing page or contact page, to proactively engage visitors.

These agents:

  • Guide users through complex information or decision-making processes.
  • Answer Frequently Asked Questions instantly, 24/7.
  • Convert leads by qualifying them and scheduling calls or demos.
  • Handle initial support queries, freeing up human agents for more complex issues.

And they don’t need “training” in the traditional, time-consuming machine learning sense—just well-organized knowledge grounding from the provided content.

Visitor: “I’m interested in your services, but I’m not sure which plan is right for me. Can I book a free demo?”

Agent: “Absolutely! I can help with that. To recommend the best plan, could you tell me a bit about your business needs? Alternatively, you can click the button below to schedule your free 15-minute demo session. You’ll receive a confirmation email instantly.”

The Bigger Vision: AI as a Team, Not Just a Tool

This entire workflow—from prompt to deployment—makes it possible to:

  • Build stunning, functional websites in a weekend, not weeks or months.
  • Reduce costs significantly for clients (which they absolutely love!).
  • Focus more on understanding client needs and strategic goals, rather than getting bogged down in technical hurdles.
  • Deliver AI-powered features (like intelligent chatbots) that genuinely increase conversions and user engagement.

And I’m not stopping there. I’m now exploring how tools like Devin AI (an autonomous software engineer) could soon collaborate with Firebase Studio to automate even more backend tasks—from generating complex APIs to developing custom plugin integrations. Agentic AI is not just a productivity boost. It’s a fundamental mindset shift in how we create and collaborate.

Real Use Case: Client Website Built in 5 Days

Client: A mental wellness coach looking to expand her online presence.

Ask: A professional website featuring service booking capabilities, client testimonials, a blog for sharing insights, and an AI chatbot for initial client engagement and FAQ handling.

Tech Stack Used:

  • 🧠 Gemini: For initial sitemap creation, content structure, and defining the tone of voice for the website copy.
  • 🎨 Stitch: For rapidly generating design mockups and UI components based on Gemini’s structural input.
  • 🛠️ Firebase Studio: For developing the full-stack website, including database setup for testimonials and bookings, and deploying the site.
  • 💬 Vertex AI Agent: For creating an intelligent chatbot to engage visitors, answer common questions, and guide them to book sessions.

Outcome: The website was fully designed, developed, and deployed in just 5 days. The cost to the client was less than 20% of what typical development agencies would charge for a similar project. Most impressively, the client now gets an average of 5-6 new demo bookings per week directly through the AI chatbot alone.

Final Thoughts: You Can Do This Too

If you’ve ever thought, “I’m not a coder, how can I possibly build professional websites?” – this article is for you. The landscape has changed. You don’t necessarily need to write lines of code anymore. You need to learn how to effectively collaborate with AI.

My workflow isn’t some exclusive secret. It’s built on accessible tools and principles. It’s open, scalable, and replicable.

So whether you’re a:

  • Freelancer looking to offer new, high-value services,
  • Entrepreneur wanting to prototype and launch your ideas fast,
  • Or a creative individual who simply wants to explore the future of work and digital creation…

This AI-powered workflow is your starting point. The tools are evolving rapidly, and the possibilities are expanding every day.

Frequently Asked Questions

What exactly is Agentic AI in simple terms?

Think of traditional AI like a calculator: you give it a specific instruction (a prompt), and it gives you a specific answer. Agentic AI is more like giving a smart assistant a goal. You tell it *what* you want (like “build a website for a fitness coach”), and it figures out the *how*—planning the steps (sitemap, design elements, database), executing them, and even asking for your feedback or approval at key stages before proceeding.

Do I need to be a developer to use these Google AI tools for website building?

No! The beauty of this workflow, especially with tools like Google Stitch and Firebase Studio (with Gemini integration), is that it’s designed to be accessible even without traditional coding knowledge. Your role shifts from writing code to defining goals, providing clear instructions (prompts), and guiding the AI agents. It’s more about strategic thinking and clear communication than programming expertise.

How much does it cost to build a website using this Agentic AI method?

While specific costs will vary based on the scale of your project and usage of cloud services, this method can significantly reduce development costs compared to traditional agency builds. The article highlights a real-world case costing less than 20% of typical agency fees. Many Google Cloud services, including Firebase for hosting and parts of Vertex AI for agents, offer generous free tiers to get started, making it very affordable to experiment and scale.

Can I build complex, full-stack websites with e-commerce or membership features this way?

Yes, this workflow is designed for building full-stack websites. Firebase Studio, integrated with Gemini, can handle both frontend structure and backend tasks like database modeling (Firestore), user authentication, and hosting. For features like e-commerce or memberships, you can prompt the AI to set up the necessary database structures, user roles, and even integrate with third-party payment gateways or services, though very complex custom logic might still require some specialized input or future AI advancements.

What is the role of Vertex AI Agents in this workflow, and how are they different from basic chatbots?

Vertex AI Agents add a powerful, conversational, and interactive layer to your website. Unlike basic chatbots that follow rigid scripts, these agents are “agentic.” You can ground them in your website’s specific content (product info, FAQs, policies) and design them to perform tasks proactively, like guiding users through a sales funnel, answering complex queries by synthesizing information, or booking appointments directly. They are more autonomous and goal-oriented.

Are Google Stitch and Firebase Studio (with Gemini) widely available for public use now?

Tools like Firebase Studio with deep Gemini integration and Google Stitch are often showcased at events like Google I/O and specialized bootcamps, indicating they are at the forefront of Google’s AI development. Their public availability might vary, with some features possibly in preview, beta, or gradually rolling out. It’s always best to check the official Google Cloud and Firebase websites for the most current access information, documentation, and to see if they are available for general use in your region.

Ready to Build with AI?

The future of web creation is here, and it’s more accessible than ever. Want to see a live breakdown of this process or discuss how this Agentic AI setup could revolutionize your own business or projects? Don’t hesitate to reach out!

Explore the Tools & Learn More →

Resources & References

Dive deeper into the tools and concepts discussed:

Note: Some links for “Stitch” or “Firebase Studio” might be conceptual or lead to broader product pages as specific product names and URLs can evolve. Always refer to the latest Google Cloud and Firebase documentation.

Let’s build with AI. Let’s explore like never before.

Need Help? DM me on LinkedIn for a free 30-minute consult.

© 2025 Smthing Creations – Empowering the next generation Solopreneurs!

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