Vertex AI Agent Builder
Vertex AI Agent Engine Code Execution is now Generally Available.
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Sessions, Memory Bank, and Code Execution will begin charging for usage on Feburary 11, 2026 instead of January 28, 2026.
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Agent Designer, a low-code visual designer that lets you design and test your agent, is now available in the Google Cloud console in Preview.
]]>Cloud API Registry is available in the Google Cloud console in Preview. Use Cloud API Registry in the Google Cloud console to view and manage the MCP servers and tools your agent has access to.
]]>Vertex AI Agent Engine
Vertex AI Agent Engine Sessions and Memory Bank are now Generally Available.
]]>Updated pricing for Vertex AI Agent Engine:
Pricing for Vertex AI Agent Engine Runtime was lowered.
On January 28, 2026, Sessions, Memory Bank, and Code Execution will begin charging for usage.
For more information, see Pricing.
Vertex AI Agent Engine
Vertex AI Agent Engine is now available in the following regions:
europe-west6 (Zurich)europe-west8 (Milan)asia-east2 (Hong Kong)asia-northeast3 (Seoul)asia-southeast2 (Jakarta)northamerica-northeast2 (Toronto)southamerica-east1 (São Paulo)For more information, see Vertex AI Agent Builder locations.
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Agent identity credentials are now secured by default through a Google-managed Context-Aware Access (CAA) policy. For more information, see Use agent identity with Vertex AI Agent Engine.
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The following features are now available in Preview:
Configure, manage, and view observability features such as sessions, traces, logs, and events for your agent in the Google Cloud console.
Use the playground to test and interact with your agent in the Google Cloud console.
Evaluate your agents using the Gen AI evaluation service's GenAI Client in Vertex AI SDK.
Create and manage memory revisions for Memory Bank.
Use Identity Access Management (IAM) to create an agent identity to manage access and authentication when using agents on Vertex AI Agent Engine Runtime.
The following features are now available in GA:
Express mode support for Vertex AI Agent Engine Runtime.
Use the new free tier with Vertex AI Agent Engine Runtime. For more information, see Pricing.
Updated pricing for Vertex AI Agent Engine: Starting on November 6, 2025, Vertex AI Agent Engine Runtime will start charging for runtime usage for the following regions:
asia-southeast1 (Singapore)australia-southeast2 (Melbourne)europe-west2 (London)europe-west3 (Frankfurt)europe-west4 (Netherlands)For more details, see Pricing for Vertex AI Agent Engine.
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In version v1.112.0 of the Vertex AI SDK for Python, the agent_engines module has been refactored to a client-based design. For information about updating your existing code to the new design, see the Migration guide.
Vertex AI Agent Engine
Agent Engine now supports the following features:
Agent Engine Code Execution, now in Preview, lets your agent run code in an isolated sandbox environment. For more information, see Code Execution.
You can now develop, deploy, and use agents that support the Agent-to-Agent (A2A) protocol on Agent Engine. For more information, see Develop an Agent2Agent agent.
Agent Engine now supports bidirectional streaming. For more information, see Bidirectional streaming.
The Agent Engine page in the Cloud Console UI now has a new Memory Bank tab for displaying and managing memories.
Vertex AI Agent Engine
Agent Engine now supports the following enterprise security features:
You can now deploy your agents in a private VPC environment, configuring a Private Service Connect interface, to ensure data privacy and meet security and compliance requirements. For more information, see Configure Private Service Connect interface.
You can now use your own customer-managed encryption keys (CMEK) to protect data at rest.
You can now specify customized resource controls, such as the minimum and maximum number of application instances, resource limits for each container, and concurrency for each container.
As a part of Vertex AI Platform, Vertex AI Agent Engine now supports HIPAA workloads.
For more information, see Agent Engine overview.
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Vertex AI Agent Engine Memory Bank is now available in Preview. Memory Bank lets you dynamically generate long-term memories based on users' conversations with your agent.
]]>Vertex AI Agent Garden
Vertex AI Agent Garden now supports filtering by tags.
]]>Vertex AI Agent Engine
The following features are now available in Preview:
]]>Vertex AI Agent Engine
The following features are now available for Vertex AI Agent Engine in Preview:
The following features are now generally available for Vertex AI Agent Engine:
Agent Development Kit (ADK) is now available in Preview. For more information, see Agent Development Kit.
Agent Garden is now available in Preview. For more information, see Vertex AI Agent Builder overview or go directly to Agent Garden in the Cloud Console.
Vertex AI Agent Builder now refers to a suite of features for building and deploying AI agents in Vertex AI. For more information see, Vertex AI Agent Builder overview.
The original Vertex AI Agent Builder product has been renamed AI Applications. The product functionality and endpoints remain the same. For more information, see What is AI Applications?.
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Vertex AI Agent Engine is now generally available (GA).
Billing for Vertex AI Agent Engine starts on March 4, 2025. We recommend that you delete unused resources to avoid incurring unwanted costs. For more information, see Pricing.
LangChain on Vertex AI has been renamed to Vertex AI Agent Engine.
]]>LangChain on Vertex AI
Billing for LangChain on Vertex AI will start on March 4, 2025.
The pricing structure is based on vCPU hours and GiB hours used. This means that you will be charged for both the compute (vCPU) and memory resources consumed by your LangChain on Vertex AI workloads.
You can review the pricing details in the table below.
| Product | SKU ID | Price |
|---|---|---|
| ReasoningEngine vCPU | 8A55-0B95-B7DC | $0.0994/vCPU-Hr |
| ReasoningEngine Memory | 0B45-6103-6EC1 | $0.0105/GiB-Hr |