---
title: "What happened to Vertex AI Agent Builder? Renamed on 22 APR 2026"
canonical_url: https://cookiesforai.app/ai-changelog/tools/vertex-ai-agent-builder
markdown: https://cookiesforai.app/ai-changelog/tools/vertex-ai-agent-builder.md
publisher: "CookiesForAI"
last_updated: 2026-10-18T16:12:50+02:00
type: status
summary: "Vertex AI Agent Builder: Renamed on 22 APR 2026. Google renamed Vertex AI Search to Agent Search on April 22, 2026."
---

> Full index of this site: https://cookiesforai.app/llms.txt  

# What happened to Vertex AI Agent Builder?

**Renamed on 22 APR 2026.** Google renamed Vertex AI Search to Agent Search on 22 APR 2026. Source: [Google Cloud release notes](https://docs.cloud.google.com/generative-ai-app-builder/docs/release-notes).

## What this means

On 22 APR 2026, Google renamed Vertex AI Search to Agent Search in its documentation. The Google Cloud console still calls it Vertex AI Search and AI Applications, and the APIs still use Discovery Engine API endpoints. Product functionality remains the same.

## What to use now

Vertex AI Search is now [Agent Search](https://docs.cloud.google.com/generative-ai-app-builder/docs/introduction).

## Changes to Vertex AI Agent Builder

- Renamed on 22 APR 2026: Vertex AI Search: Google renamed Vertex AI Search to Agent Search on 22 APR 2026. Source: [Google Cloud release notes](https://docs.cloud.google.com/generative-ai-app-builder/docs/release-notes).
- Renamed on 02 OCT 2025: AI Applications: Google renamed AI Applications to Vertex AI Search in its documentation and marketing; product functionality and API endpoints stay the same. Source: [Google Cloud release notes](https://docs.cloud.google.com/generative-ai-app-builder/docs/release-notes).
- Renamed on 02 APR 2025: Google renamed Vertex AI Agent Builder to AI Applications; product functionality and endpoints stay the same. Source: [Google Cloud release notes](https://docs.cloud.google.com/generative-ai-app-builder/docs/release-notes).

## More changes from Google

- [Gemini CLI](https://cookiesforai.app/tools/gemini-cli): Access changed on 18 JUN 2026

- Made by: Google
- Website: https://docs.cloud.google.com/generative-ai-app-builder/docs/introduction
- Status: Renamed on 22 APR 2026
- Checked: 18 OCT 2026

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