ReleaseOpenAIOpenAIpublished Sep 30, 2025seen Jun 26

openai/openai-java v4.0.0

openai/openai-java

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published Sep 30, 2025seen Jun 26captured Sep 6http 200method plain

v4.0.0

Repository: openai/openai-java

Tag: v4.0.0

Published: 2025-09-30T17:28:20Z

Prerelease: no

Release notes:

4.0.0 (2025-09-30)

Full Changelog: v3.7.1...v4.0.0

⚠ BREAKING CHANGES

  • api: ResponseFunctionToolCallOutputItem.output and ResponseCustomToolCallOutput.output now return string | Array instead of string only. This may break existing callsites that assume output is always a string.

Features

  • api: Support images and files for function call outputs in responses, BatchUsage (de7a6c1)

Bug Fixes

  • client: remove duplicate outputAsJson function (4718871)