release: 4.43.1

[stainless-app]

Automated Release PR

4.43.1 (2026-07-14)

Full Changelog: v4.43.0...v4.43.1

Bug Fixes

• client: handle response stream keepalive events (#776) (6eef965)
• deps: update Jackson to 2.18.9 (#777) (2935d47)

---

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[openai-sdks]

OkTest Summary

✅ 237/237 SDK tests passed in 18.417s for Java SDK PR #778.

Test results — 42 files

Test	Result	Time
tests/chat-completions-complex-body.test.ts	✅ Passed	869ms
tests/chat-completions-create.test.ts	✅ Passed	565ms
tests/chat-completions-stream.test.ts	✅ Passed	674ms
tests/files-content-binary.test.ts	✅ Passed	186ms
tests/files-create-multipart.test.ts	✅ Passed	315ms
tests/files-list-pagination.test.ts	✅ Passed	392ms
tests/initialize-config.test.ts	✅ Passed	202ms
tests/instance-isolation.test.ts	✅ Passed	128ms
tests/models-list.test.ts	✅ Passed	177ms
tests/responses-background-lifecycle.test.ts	✅ Passed	282ms
tests/responses-body-method-errors.test.ts	✅ Passed	498ms
tests/responses-cancel-timeout.test.ts	✅ Passed	303ms
tests/responses-cancel.test.ts	✅ Passed	248ms
tests/responses-compact-retries.test.ts	✅ Passed	361ms
tests/responses-compact.test.ts	✅ Passed	281ms
tests/responses-create-advanced-stream.test.ts	✅ Passed	330ms
tests/responses-create-advanced.test.ts	✅ Passed	1.484s
tests/responses-create-disconnect.test.ts	✅ Passed	1.159s
tests/responses-create-errors.test.ts	✅ Passed	382ms
tests/responses-create-malformed-api-responses.test.ts	✅ Passed	363ms
tests/responses-create-retries.test.ts	✅ Passed	300ms
tests/responses-create-stream-failures.test.ts	✅ Passed	317ms
tests/responses-create-stream-timeout.test.ts	✅ Passed	277ms
tests/responses-create-stream-wire.test.ts	✅ Passed	7.424s
tests/responses-create-stream.test.ts	✅ Passed	423ms
tests/responses-create-terminal-states.test.ts	✅ Passed	466ms
tests/responses-create-timeout.test.ts	✅ Passed	347ms
tests/responses-create.test.ts	✅ Passed	699ms
tests/responses-delete.test.ts	✅ Passed	284ms
tests/responses-input-items-errors.test.ts	✅ Passed	403ms
tests/responses-input-items-list.test.ts	✅ Passed	599ms
tests/responses-input-items-options.test.ts	✅ Passed	227ms
tests/responses-input-tokens-count-timeout.test.ts	✅ Passed	286ms
tests/responses-input-tokens-count.test.ts	✅ Passed	259ms
tests/responses-malformed-inputs.test.ts	✅ Passed	6.326s
tests/responses-not-found-errors.test.ts	✅ Passed	368ms
tests/responses-parse.test.ts	✅ Passed	767ms
tests/responses-retrieve-retries.test.ts	✅ Passed	262ms
tests/responses-retrieve.test.ts	✅ Passed	296ms
tests/responses-stored-method-errors.test.ts	✅ Passed	1.002s
tests/retry-behavior.test.ts	✅ Passed	3.807s
tests/sdk-error-shape.test.ts	✅ Passed	423ms

View OkTest run #29372967991

_{SDK merge (1d94f3314021) · head (20fa609ab0d2) · base (2935d47e753f) · OkTest (cb7f0514ccd2)}