release: 4.50.1

[github-actions]

Automated Release PR

4.50.1 (2026-08-11)

Chores

• api: Update generated file header text (#846) (d11a357)

Documentation

• keep README badges on latest release (#839) (33c6b57)

---

This PR was generated with Release Please. See documentation.

[openai-sdks]

OkTest Summary

✅ 237/237 SDK tests passed in 19.739s for Java SDK PR #844.

Test results — 42 files

Test	Result	Time
tests/chat-completions-complex-body.test.ts	✅ Passed	258ms
tests/chat-completions-create.test.ts	✅ Passed	726ms
tests/chat-completions-stream.test.ts	✅ Passed	328ms
tests/files-content-binary.test.ts	✅ Passed	266ms
tests/files-create-multipart.test.ts	✅ Passed	323ms
tests/files-list-pagination.test.ts	✅ Passed	317ms
tests/initialize-config.test.ts	✅ Passed	195ms
tests/instance-isolation.test.ts	✅ Passed	346ms
tests/models-list.test.ts	✅ Passed	307ms
tests/responses-background-lifecycle.test.ts	✅ Passed	349ms
tests/responses-body-method-errors.test.ts	✅ Passed	501ms
tests/responses-cancel-timeout.test.ts	✅ Passed	371ms
tests/responses-cancel.test.ts	✅ Passed	342ms
tests/responses-compact-retries.test.ts	✅ Passed	483ms
tests/responses-compact.test.ts	✅ Passed	362ms
tests/responses-create-advanced-stream.test.ts	✅ Passed	741ms
tests/responses-create-advanced.test.ts	✅ Passed	1.642s
tests/responses-create-disconnect.test.ts	✅ Passed	1.176s
tests/responses-create-errors.test.ts	✅ Passed	348ms
tests/responses-create-malformed-api-responses.test.ts	✅ Passed	258ms
tests/responses-create-retries.test.ts	✅ Passed	351ms
tests/responses-create-stream-failures.test.ts	✅ Passed	983ms
tests/responses-create-stream-timeout.test.ts	✅ Passed	300ms
tests/responses-create-stream-wire.test.ts	✅ Passed	8.57s
tests/responses-create-stream.test.ts	✅ Passed	258ms
tests/responses-create-terminal-states.test.ts	✅ Passed	450ms
tests/responses-create-timeout.test.ts	✅ Passed	341ms
tests/responses-create.test.ts	✅ Passed	296ms
tests/responses-delete.test.ts	✅ Passed	299ms
tests/responses-input-items-errors.test.ts	✅ Passed	364ms
tests/responses-input-items-list.test.ts	✅ Passed	611ms
tests/responses-input-items-options.test.ts	✅ Passed	418ms
tests/responses-input-tokens-count-timeout.test.ts	✅ Passed	279ms
tests/responses-input-tokens-count.test.ts	✅ Passed	291ms
tests/responses-malformed-inputs.test.ts	✅ Passed	6.922s
tests/responses-not-found-errors.test.ts	✅ Passed	492ms
tests/responses-parse.test.ts	✅ Passed	773ms
tests/responses-retrieve-retries.test.ts	✅ Passed	348ms
tests/responses-retrieve.test.ts	✅ Passed	290ms
tests/responses-stored-method-errors.test.ts	✅ Passed	947ms
tests/retry-behavior.test.ts	✅ Passed	3.589s
tests/sdk-error-shape.test.ts	✅ Passed	466ms

View OkTest run #31461572082

_{SDK merge (a5a5f9c3f015) · head (cd83a06736cb) · base (d11a357aea46) · OkTest (91635c6a2723)}