release: 0.7.0-alpha.2 (#329)

Automated Release PR
---


## 0.7.0-alpha.2 (2026-04-01)

Full Changelog:
[v0.7.0-alpha.1...v0.7.0-alpha.2](v0.7.0-alpha.1...v0.7.0-alpha.2)

### Features

* add reasoning as valid conversation item
([029da3f](029da3f))
* add reasoning output types to OpenAI Responses API spec
([3bb043e](3bb043e))


### Chores

* **tests:** bump steady to v0.20.1
([82edffa](82edffa))
* **tests:** bump steady to v0.20.2
([8aab687](8aab687))


### Refactors

* remove deprecated register/unregister model endpoints
([6c82145](6c82145))

---
This pull request is managed by Stainless's [GitHub
App](https://github.com/apps/stainless-app).

The [semver version
number](https://semver.org/#semantic-versioning-specification-semver) is
based on included [commit
messages](https://www.conventionalcommits.org/en/v1.0.0/).
Alternatively, you can manually set the version number in the title of
this pull request.

For a better experience, it is recommended to use either rebase-merge or
squash-merge when merging this pull request.

🔗 Stainless [website](https://www.stainlessapi.com)
📚 Read the [docs](https://app.stainlessapi.com/docs)
🙋 [Reach out](mailto:[email protected]) for help or questions

---------

Co-authored-by: stainless-app[bot] <142633134+stainless-app[bot]@users.noreply.github.com>

release: 0.7.0-alpha.1 (#326)

Automated Release PR
---


## 0.7.0-alpha.1 (2026-03-28)

Full Changelog:
[v0.6.1-alpha.1...v0.7.0-alpha.1](v0.6.1-alpha.1...v0.7.0-alpha.1)

### ⚠ BREAKING CHANGES

* eliminate GET /chat/completions/{completion_id} conformance issues
* rename agents API to responses API
* eliminate /files/{file_id} GET differences

### Features

* Add stream_options parameter support
([b4c2f15](b4c2f15))
* eliminate /files/{file_id} GET differences
([1f28d73](1f28d73))
* eliminate GET /chat/completions/{completion_id} conformance issues
([dad9f54](dad9f54))
* **internal:** implement indices array format for query and form
serialization
([6694121](6694121))
* **responses:** add cancel endpoint for background responses
([d9bc91a](d9bc91a))


### Bug Fixes

* **deps:** bump minimum typing-extensions version
([50ea4d7](50ea4d7))
* **inference:** improve chat completions OpenAI conformance
([147b88b](147b88b))
* **pydantic:** do not pass `by_alias` unless set
([f6836f9](f6836f9))
* remove duplicate dataset_id parameter in append-rows endpoint
([d6a79d0](d6a79d0))
* sanitize endpoint path params
([9b288d5](9b288d5))


### Chores

* **ci:** skip lint on metadata-only changes
([b096c2c](b096c2c))
* **internal:** tweak CI branches
([1df7e26](1df7e26))
* **internal:** update gitignore
([0e98cfd](0e98cfd))
* **internal:** version bump
([f468096](f468096))
* **tests:** bump steady to v0.19.4
([f5ad8f8](f5ad8f8))
* **tests:** bump steady to v0.19.5
([55689e1](55689e1))
* **tests:** bump steady to v0.19.6
([87cb87e](87cb87e))
* **tests:** bump steady to v0.19.7
([10f6ed7](10f6ed7))


### Refactors

* remove fine_tuning API
([021bd5e](021bd5e))
* remove tool_groups from public API and auto-register from provider
specs
([c0df2dc](c0df2dc))
* rename agents API to responses API
([f5c27db](f5c27db))
* rename rag-runtime provider to file-search
([94a14da](94a14da))
* **tests:** switch from prism to steady
([23d591c](23d591c))

---
This pull request is managed by Stainless's [GitHub
App](https://github.com/apps/stainless-app).

The [semver version
number](https://semver.org/#semantic-versioning-specification-semver) is
based on included [commit
messages](https://www.conventionalcommits.org/en/v1.0.0/).
Alternatively, you can manually set the version number in the title of
this pull request.

For a better experience, it is recommended to use either rebase-merge or
squash-merge when merging this pull request.

🔗 Stainless [website](https://www.stainlessapi.com)
📚 Read the [docs](https://app.stainlessapi.com/docs)
🙋 [Reach out](mailto:[email protected]) for help or questions

---------

Co-authored-by: stainless-app[bot] <142633134+stainless-app[bot]@users.noreply.github.com>

release: 0.6.1-alpha.1 (#321)

Automated Release PR
---


## 0.6.1-alpha.1 (2026-03-13)

Full Changelog:
[v0.5.0-alpha.2...v0.6.1-alpha.1](v0.5.0-alpha.2...v0.6.1-alpha.1)

### ⚠ BREAKING CHANGES

* improve consistency of post-training API endpoints

### Features

* accept list content blocks in Responses API function_call_output
([f6f1fc3](f6f1fc3))
* Add prompt_cache_key parameter support
([6b45699](6b45699))
* add skip_model_availability to openai_mixin for remote models
([7ef952b](7ef952b))
* add support for 'frequency_penalty' param to Responses API
([56d39cc](56d39cc))
* add support for 'presence_penalty' param to Responses API
([4f57d15](4f57d15))
* add support for /responses background parameter
([4f8bf45](4f8bf45))
* Add top_logprobs parameter support
([2196986](2196986))
* add top_p parameter support to responses API
([23e3b9f](23e3b9f))
* Add truncation parameter support
([7501365](7501365))
* improve consistency of post-training API endpoints
([99057fd](99057fd))
* **inference:** bidirectional reasoning token passthrough for chat
completions
([c314639](c314639))
* **vector_io:** Implement Contextual Retrieval for improved RAG search
quality
([89ec5a7](89ec5a7))


### Bug Fixes

* align chat completion usage schema with OpenAI spec
([3974d5d](3974d5d))
* Enabled models list works
([#314](#314))
([acd5e64](acd5e64))
* **inference:** use flat response message model for chat/completions
([e58e2e4](e58e2e4))
* **responses:** achieve full OpenResponses conformance — 6/6 tests
passing
([631ab2c](631ab2c))
* **stainless:** handle [DONE] SSE terminator in streaming responses
([17f0029](17f0029))
* **vector_io:** align Protocol signatures with request models
([ea58fd8](ea58fd8))


### Chores

* **api:** minor updates
([17a2705](17a2705))
* **ci:** bump uv version
([f014d4c](f014d4c))
* **ci:** skip uploading artifacts on stainless-internal branches
([dbddad9](dbddad9))
* **docs:** add missing descriptions
([f1a093b](f1a093b))
* format all `api.md` files
([0e3e262](0e3e262))
* **internal:** add request options to SSE classes
([2ecc682](2ecc682))
* **internal:** bump dependencies
([612291e](612291e))
* **internal:** fix lint error on Python 3.14
([a0f6975](a0f6975))
* **internal:** make `test_proxy_environment_variables` more resilient
([6bc2bb4](6bc2bb4))
* **internal:** make `test_proxy_environment_variables` more resilient
to env
([44bbae1](44bbae1))
* **test:** do not count install time for mock server timeout
([185de33](185de33))
* update mock server docs
([92cb087](92cb087))
* update placeholder string
([406b9bb](406b9bb))


### Refactors

* **types:** use `extra_items` from PEP 728
([629ca09](629ca09))

---
This pull request is managed by Stainless's [GitHub
App](https://github.com/apps/stainless-app).

The [semver version
number](https://semver.org/#semantic-versioning-specification-semver) is
based on included [commit
messages](https://www.conventionalcommits.org/en/v1.0.0/).
Alternatively, you can manually set the version number in the title of
this pull request.

For a better experience, it is recommended to use either rebase-merge or
squash-merge when merging this pull request.

🔗 Stainless [website](https://www.stainlessapi.com)
📚 Read the [docs](https://app.stainlessapi.com/docs)
🙋 [Reach out](mailto:[email protected]) for help or questions

---------

Co-authored-by: stainless-app[bot] <142633134+stainless-app[bot]@users.noreply.github.com>

release: 0.5.0-alpha.2 (#319)

Automated Release PR
---


## 0.5.0-alpha.2 (2026-02-05)

Full Changelog:
[v0.5.0-alpha.1...v0.5.0-alpha.2](v0.5.0-alpha.1...v0.5.0-alpha.2)

### Features

* Adds support for the `safety_identifier` parameter
([f20696b](f20696b))

---
This pull request is managed by Stainless's [GitHub
App](https://github.com/apps/stainless-app).

The [semver version
number](https://semver.org/#semantic-versioning-specification-semver) is
based on included [commit
messages](https://www.conventionalcommits.org/en/v1.0.0/).
Alternatively, you can manually set the version number in the title of
this pull request.

For a better experience, it is recommended to use either rebase-merge or
squash-merge when merging this pull request.

🔗 Stainless [website](https://www.stainlessapi.com)
📚 Read the [docs](https://app.stainlessapi.com/docs)
🙋 [Reach out](mailto:[email protected]) for help or questions

---------

Co-authored-by: stainless-app[bot] <142633134+stainless-app[bot]@users.noreply.github.com>

release: 0.5.0-alpha.1 (#317)

Automated Release PR
---


## 0.5.0-alpha.1 (2026-02-04)

Full Changelog:
[v0.4.0-alpha.15...v0.5.0-alpha.1](v0.4.0-alpha.15...v0.5.0-alpha.1)

### Features

* **client:** add custom JSON encoder for extended type support
([ab99ad0](ab99ad0))
* **client:** add support for binary request streaming
([d17dede](d17dede))


### Chores

* **ci:** upgrade `actions/github-script`
([b6d410f](b6d410f))
* **internal:** codegen related update
([a176b2e](a176b2e))
* **internal:** codegen related update
([4cf153d](4cf153d))
* **internal:** update `actions/checkout` version
([527e428](527e428))
* **internal:** version bump
([580d0ff](580d0ff))

---
This pull request is managed by Stainless's [GitHub
App](https://github.com/apps/stainless-app).

The [semver version
number](https://semver.org/#semantic-versioning-specification-semver) is
based on included [commit
messages](https://www.conventionalcommits.org/en/v1.0.0/).
Alternatively, you can manually set the version number in the title of
this pull request.

For a better experience, it is recommended to use either rebase-merge or
squash-merge when merging this pull request.

🔗 Stainless [website](https://www.stainlessapi.com)
📚 Read the [docs](https://app.stainlessapi.com/docs)
🙋 [Reach out](mailto:[email protected]) for help or questions

---------

Signed-off-by: Charlie Doern <[email protected]>
Co-authored-by: stainless-app[bot] <142633134+stainless-app[bot]@users.noreply.github.com>

Release version 0.4.3

Release version 0.4.3rc3

Release version 0.4.3rc2

Release version 0.4.3rc1

Release version 0.4.2