Migrating from chatgpt-image-latest to gpt-image-2.5-sunburst

What changes when you move from chatgpt-image-latest to gpt-image-2.5-sunburst: prices, limits, features and parameters, read from each company's own pages.

From: chatgpt-image-latest
Status: Deprecated
Shutdown: Dec 1, 2026
Time left: 47 days

To: gpt-image-2.5-sunburst
Status: Active
Shutdown: none announced
Time left: —

Prices

USD per 1M tokens, standard tier

Neither model has published per-token prices.

Limits

Tokens

Neither company publishes a context window or output limit for these models.

Benchmarks

Same benchmark and source on both sides; settings named where they differ

Benchmark	chatgpt-image-latest	gpt-image-2.5-sunburst	Change
Arena Image EditArena, no setting (vs high fidelity). Ranges don't overlap.	1389 ±3	1524 ±5	+135

A score from one source is never compared with another source's, and company-reported scores are compared only within the same company; settings named where they differ. Data: Arena (arena.ai), CC BY 4.0.

Features and parameters

Compare models

Same on both

Batch API: supported on both.chatgpt-image-latest: in place when tracking began (October 6, 2026) · source · gpt-image-2.5-sunburst: in place when tracking began (October 7, 2026) · source
Fine-tuning: not supported on both.chatgpt-image-latest: in place when tracking began (October 6, 2026) · source · gpt-image-2.5-sunburst: in place when tracking began (October 7, 2026) · source

Not published for chatgpt-image-latest: Structured outputs, Function calling, Prompt caching, Image input, PDF input, Reasoning / thinking, Built-in web search, temperature parameter, top_p parameter, logprobs, Context window, Max output tokens.

Not published for gpt-image-2.5-sunburst: Structured outputs, Function calling, Prompt caching, Image input, PDF input, Reasoning / thinking, Built-in web search, temperature parameter, top_p parameter, logprobs, Context window, Max output tokens.

Aliases

All aliases

No aliases point at either model.

On cloud platforms

All platform dates

Model	Platform	Platform ID	Shutdown	Time left
gpt-image-2.5-sunburst	Microsoft Foundryversion 2026-09-09	gpt-image-2.5-sunburst	Sep 9, 2027Active	329 days

Read daily from each platform's own pages. The status above uses each company's own date. Time left counts to 00:00 UTC on the shutdown date, which is the evening before in ET.

Checklist

Change the model string from chatgpt-image-latest to gpt-image-2.5-sunburst.

Time until shutdown

46days

11hours

24min

12sec

Counting to 7:00 pm ET on November 30, 2026, which is 00:00 UTC on December 1, 2026.

Compared from AIWire's published data when this page loaded. Each fact links to the page it came from. Model pages: chatgpt-image-latest, gpt-image-2.5-sunburst.