v4.53.0

4.53.0 (2026-08-26)

Features

• api: Add obfuscation to ChatCompletionChunk (#902) (9b1379b)
• api: add project residency and usage quantity unit support (#933) (3c63360)
• api: support backend-mediated Realtime WebRTC calls (#937) (e1b15f6)
• auth: add fixed-alias X.509 transport capability (#934) (2303825)
• support named data-residency endpoints (#880) (cf942a4)

Bug Fixes

• api: preserve stream IDs for factory-created response errors (#926) (7f9f186)
• ci: isolate trusted Gradle caches from pull requests (#898) (22d09f2)
• prevent concurrent JSON deserialization failures (#875) (e0afe55)
• upgrade Dokka's build-only jsoup dependency (#895) (81134d7)
• upgrade WireMock's test-only Apache HttpComponents dependencies (#897) (4736f7c)

Chores

• api: document supported image generation models (#915) (1b0ad3d)
• configure Java SDK Dependabot updates (#872) (f043e8e)
• set a 2,000-line custom-code budget (#924) (a5228db)
• update example Netty BOM to 4.1.137.Final (#901) (d451dbf)

Documentation

• clarify image transparency and Realtime audio delta behavior (#918) (085ea7d)
• strengthen Java SDK security guidance (#871) (bbbe643)

Refactors

• isolate webhook signature verification (#921) (715a304)
• remove equivalent generated-source edits (#919) (a2f4dde)

Build System

• deps: bump actions/checkout from 6.0.2 to 7.0.1 (#917) (de3e2f6)
• deps: bump actions/github-script from 7.1.0 to 9.0.0 (#931) (63fb3e0)
• deps: bump actions/setup-java from 5.2.0 to 5.7.0 (#911) (dad38ae)
• deps: bump graalvm/setup-graalvm from 03e8abf916fd0e281b2efe7b2da3378bb0a1d085 to 5298d94fb55a4f185c602eeac5de1b553882abe2 (#908) (4311982)
• deps: bump org.jetbrains.dokka in / (#906) (ca9c11d)
• deps: bump org.junit.jupiter:junit-jupiter in / (#912) (36480c7)