
Vertex AI Agent Builder
Google Cloud's platform for building enterprise AI agents
- Open Source
- Web, API
- WritingDesignAI Agent Builders
- Open source
- Free forever

What is Vertex AI Agent Builder?
Key features
Visual agent builder
Configure agents through a graphical interface without writing code
Tool integration
Connect agents to APIs, databases, and business applications to perform real-world actions
Model selection
Choose from Google's foundation models or bring your own language model
Conversation memory
Agents maintain context across multi-turn interactions with users
Safety controls
Set parameters and guardrails to manage how agents behave
Testing and iteration
Built-in tools to test agent performance before deployment
Pros & cons
Advantages
- Reduces development time by providing pre-built components and templates for common agent patterns
- Integrates directly with other Google Cloud services, making it simpler if you're already in the Google Cloud ecosystem
- No machine learning background required; the visual builder makes agent creation accessible to business teams
- Handles the underlying complexity of reasoning and task planning automatically
Limitations
- Requires Google Cloud infrastructure and familiarity with the GCP console, which may have a learning curve for teams new to the platform
- Limited to actions you explicitly configure; agents cannot independently extend their capabilities beyond defined tools and APIs
- Running agents incurs costs based on model usage and API calls, which can add up for high-volume deployments
Use cases
Customer support agents that answer questions and resolve issues by accessing order and account systems
Internal process automation, such as agents that handle expense approvals or employee requests
Research assistants that fetch data from multiple databases and summarise findings
Sales support tools that retrieve product information and customer history to help representatives close deals
Ready to try Vertex AI Agent Builder?
Pricing
Pay-as-you-go
Variable
Charged based on token usage of the language model, API calls to integrated tools, and storage. Pricing varies by model selected and number of requests.
Get started with Vertex AI Agent Builder
Click through to Vertex AI Agent Builder and start using it now.
- Open source
- Free forever