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CATCH #879 DETECTED AUG 20, 2026 21:15 UTC
THE CATCHscore 7/10
EXHIBIT 879 · URGENT
Aug 20, 2026 21:15 UTC docs https://platform.openai.com/docs/changelog
OpenAI added transparent background support for gpt-image-2 in the Images API and Responses API image generation tool.

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openai quietly added transparent background support for gpt-image-2. useful for dev workflows with image gen!

looks like transparent backgrounds are coming to gpt-image-2 via the images api and responses api. big for asset creation.

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OpenAI changelog changed: https://platform.openai.com/docs/changelog
24 added lines

--- 
+++ 
@@ -717,2 +717,26 @@
 on the OpenAI API platform. Track your cache hit rate over time, cache reads per write, and the breakdown of cache-read, cache-write, and uncached tokens to understand your caching efficiency and identify opportunities to improve. Filter metrics by model and service tier.
+Aug 20
+Update
+gpt-image-2
+gpt-image-2-2026-04-21
+v1/images/generations
+v1/images/edits
+v1/responses
+Transparent backgrounds are now available in preview for
+gpt-image-2
+and
+gpt-image-2-2026-04-21
+in the Images API and the Responses API image generation tool. Set
+background
+to
+transparent
+and use
+png
+or
+webp
+output;
+jpeg
+does not support transparent backgrounds. Learn more in the
+image generation guide
+.
 Aug 13

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