Does Vertex AI have Reasoning / Thinking Mode?

Vertex AI partially supports Reasoning / Thinking Mode. The AI enters a specialized thinking state where it spends additional time computing and planning before outputting an answer for complex math or logic. Vertex AI (marketed as Gemini Enterprise Agent Platform) is Google Cloud’s platform: Model Garden (Gemini, Claude, Gemma), Agent Studio, tuning, Vector Search, notebooks, and MLOps. Thinking/reasoning models in Gemini 2.x family. Platform-level, not a single toggle.

Tool

🔺 Vertex AI by Google

Feature

Reasoning / Thinking Mode · Developer

Status

Partial

Notes

Thinking/reasoning models in Gemini 2.x family. Platform-level, not a single toggle.

Pricing

Requires Plus plan.

Source

cloud.google.com

Last verified

2026-09-02