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OpenAI Rolls Out ChatGPT Images 2.5, Halving Generation Time and Sharpening Edits

September 8, 2026 at 20:47 EDT

Foundation Models
Media Generation

OpenAI has released ChatGPT Images 2.5, a new image-generation model that cuts generation latency by up to 50% compared with its predecessor, Images 2.0, while improving lighting, texture detail, and the accuracy of multi-step edits. The update rolled out on September 8, 2026 to ChatGPT, ChatGPT Work, and Codex users across all tiers, including free accounts, on desktop, mobile, and web, according to OpenAI's announcement.

Sept 8, 2026 · OpenAI

ChatGPT Images 2.5 Cuts Generation Time in Half

A sharper, faster image model ships with two API variants tuned for speed or editing precision.

-50%

generation latency vs Images 2.0

2-4x

Flare speed vs prior model

1.09%

lowest unsafe-output rate (Sunburst)

$30

per 1M output tokens (both models)

Generation speed, relative to Images 2.0

Flare reaches up to four times the throughput of the prior model

Images 2.0

up to 4x

Flare

Unsafe-output rate in internal evaluations

1.64%

Images 2.0

1.41%

Flare

1.09%

Sunburst

EARLY RECEPTION

Developers at Higgsfield AI, Manus, and Adobe praised sharper character and composition preservation across edits.

TRADE-OFF

Sunburst's premium precision editing comes with longer generation times than the speed-tuned Flare model.

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