Gemini 3.1 Pro Image Pricing Update

Google AI added Gemini 3.1 Pro Image to its pricing page, replacing Gemini 3 Pro Image Preview. This change may impact users who were using the preview version.

May 28, 2026

At a glance

Decide impact, cost movement, and the next step before reading the full diff.

Affected

Google AI · gemini-3-pro

Pricing Change

Cost impact

Medium · 2/5

Estimated from pricing and window changes

Migration pressure

Medium · 2/5

No explicit deadline yet

Next step

Keep monitoring the official rollout

Do this first, then review field-level details

Impact summary

Use explicit levels instead of abstract charts to judge this change.

Cost

Medium

Score 2/540%

Quality

Low

Score 0/50%

Migration

Medium

Score 2/540%

Reliability

Low

Score 0/50%

Compliance

Low

Score 1/520%

Potential cost implications for users of Gemini 3 Pro Image Preview. Migration effort may be required to adapt to the new Gemini 3.1 Pro Image.

Changes

Review changed fields first, then decide whether you need full before/after values.

Before

We have updated our  Terms of Service .
Gemini 3.1 Flash Image Preview 🍌
gemini-3.1-flash-image-preview
Gemini 3 Pro Image Preview 🍌
gemini-3-pro-image-preview

After

Gemini 3.1 Flash Image 🍌
gemini-3.1-flash-image
Gemini 3.1 Pro Image 🍌
gemini-3-pro-image

Sources

Each source focuses on what it confirms, without repeating the whole article.

pricing

Google AI Pricing

Gemini 3.1 Flash Image 🍌

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