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GPT-Image-2.5 Sunburst vs Grok Imagine Image 2.0

Updated Oct 25, 2026. Checked daily.

These are the current #1 and the alternative for Images.

#1

GPT-Image-2.5 Sunburst

OpenAI

Evidence
LMArena Text-to-Image 1425.
Cost
$20/month for ChatGPT Plus, or token billing via the OpenAI API.
Access
Paid plan
Privacy
Yes on personal Free, Plus, and Pro. Improve the model for everyone is on by default. Settings, Data controls, turn off Improve the model for everyone.
Pick this if
Pick this when the picture has to look right the first time.

Alternative

Grok Imagine Image 2.0

SpaceXAI

Evidence
LMArena Text-to-Image 1334.
Cost
Uses a Grok subscription plan, or $0.04 per generated image via API.
Access
Paid plan
Privacy
Not checked yet.
Pick this if
Pick this when you already use Grok.

Questions

Which is better for images, GPT-Image-2.5 Sunburst or Grok Imagine Image 2.0?

GPT-Image-2.5 Sunburst leads images on LMArena Text-to-Image. GPT-Image-2.5 Sunburst scores 1425 and Grok Imagine Image 2.0 scores 1334 on that signal.

Which is cheaper?

GPT-Image-2.5 Sunburst costs $20/month for ChatGPT Plus, or token billing via the OpenAI API. Grok Imagine Image 2.0 costs Uses a Grok subscription plan, or $0.04 per generated image via API. These are the stored prices, not a guess about which plan is cheaper for you.

Which is more private?

GPT-Image-2.5 Sunburst: Yes on personal Free, Plus, and Pro. Improve the model for everyone is on by default. Grok Imagine Image 2.0: Privacy default not checked.