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AI Agents

Google's AI Agents: The Marketing Agency Killer?

Sam Newbold
#Google ADK#Marketing Automation#AI Agents

What’s ADK? Google’s Agent Development Kit is an open-source framework that makes building sophisticated AI agent systems as straightforward as assembling a team of specialists for your marketing campaigns.

Google ADK Multi-Agent Marketing System
Google ADK enables marketers to create coordinated AI agent teams that work together seamlessly

Last week, I experienced one of those what used to be rare, but now rather common moments, when AI technology makes you stop and genuinely marvel at what’s possible. After hearing about Google’s Agent Development Kit (ADK) for months, I finally carved out time to test their “marketing agency” multi-agent template. What happened next left me genuinely excited about the future of marketing automation for New Zealand businesses.

Within five minutes of launching the template, I watched in amazement as the system:

  1. Generated a complete business name.
  2. Drafted a comprehensive five-page website.
  3. Automatically checked domain availability.

This was a seriously impressive, out of the box automation!


Traditional Marketing Automation vs Google ADK

Traditional ToolsGoogle ADK
Single-purpose applications requiring manual integration and constant oversightCoordinated agent teams that communicate, delegate tasks, and adapt automatically
Juggled dashboards and plugins—each siloedA unified framework where specialist agents collaborate in real time
Manual campaign setup and A/B testingPre-built multi-agent templates that handle naming, content strategy, domain research, etc.

My Five-Minute Breakthrough: Testing the Marketing Agency Template

I approached the test with a simple brief: create a concept for a sustainable tourism business in New Zealand’s South Island. What unfolded felt like watching a talented marketing team compressed into hyperspeed:

Tasks that usually take hours of brainstorming and coordination happened in minutes. Each agent worked in parallel yet stayed context-aware, producing cohesive, aligned outputs.

Why is this so impressive when there are already tools like ChatGPT, Lovable AI, and Copilot?

The difference is that this agentic framework allows you to build your own agents, and it’s open source. You can use it to build your own marketing agency, or you can use it to build your own marketing automation system. It is a completely self-hosted system that will allow technical marketing teams to build comprehensive automations that can scale with their business.


Expanding ADK Across Your Workflow

  1. Client Onboarding
    Use agents for initial research, competitive analysis, and strategic recommendations—so your team can focus on relationship building rather than data gathering.

  2. Content Production
    Deploy agents to handle ideation, SEO optimization, content drafting, and even distribution, all while learning from performance data - It also has access to Google VEO 3 video generation model, the leading model as of June 2025.

  3. Seasonal & Geographic Adaptation
    Agents can monitor weather patterns, local events, and market signals to dynamically adjust campaign targeting and messaging for New Zealand’s unique seasonal dips.


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