feat(api): gpt-5.1-codex-max and responses/compact

Author: stainless-app[bot]

.stats.yml

@@ -1,4 +1,4 @@
-configured_endpoints: 135
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai%2Fopenai-a7e92d12ebe89ca019a7ac5b29759064eefa2c38fe08d03516f2620e66abb32b.yml
-openapi_spec_hash: acbc703b2739447abc6312b2d753631c
-config_hash: b876221dfb213df9f0a999e75d38a65e
+configured_endpoints: 136
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai%2Fopenai-fe8a79e6fd407e6c9afec60971f03076b65f711ccd6ea16457933b0e24fb1f6d.yml
+openapi_spec_hash: 38c0a73f4e08843732c5f8002a809104
+config_hash: 2c350086d87a4b4532077363087840e7

MIGRATION.md

@@ -134,6 +134,7 @@ client.example.list(undefined, { headers: { ... } });
 - `client.beta.threads.messages.list()`
 - `client.batches.list()`
 - `client.responses.retrieve()`
+- `client.responses.compact()`
 - `client.responses.inputItems.list()`
 - `client.responses.inputTokens.count()`
 - `client.realtime.calls.reject()`

api.md

@@ -696,6 +696,7 @@ Methods:
 Types:
 
 - <code><a href="./src/resources/responses/responses.ts">ApplyPatchTool</a></code>
+- <code><a href="./src/resources/responses/responses.ts">CompactedResponse</a></code>
 - <code><a href="./src/resources/responses/responses.ts">ComputerTool</a></code>
 - <code><a href="./src/resources/responses/responses.ts">CustomTool</a></code>
 - <code><a href="./src/resources/responses/responses.ts">EasyInputMessage</a></code>
@@ -715,6 +716,8 @@ Types:
 - <code><a href="./src/resources/responses/responses.ts">ResponseCodeInterpreterCallInProgressEvent</a></code>
 - <code><a href="./src/resources/responses/responses.ts">ResponseCodeInterpreterCallInterpretingEvent</a></code>
 - <code><a href="./src/resources/responses/responses.ts">ResponseCodeInterpreterToolCall</a></code>
+- <code><a href="./src/resources/responses/responses.ts">ResponseCompactionItem</a></code>
+- <code><a href="./src/resources/responses/responses.ts">ResponseCompactionItemParam</a></code>
 - <code><a href="./src/resources/responses/responses.ts">ResponseCompletedEvent</a></code>
 - <code><a href="./src/resources/responses/responses.ts">ResponseComputerToolCall</a></code>
 - <code><a href="./src/resources/responses/responses.ts">ResponseComputerToolCallOutputItem</a></code>
@@ -822,6 +825,7 @@ Methods:
 - <code title="get /responses/{response_id}">client.responses.<a href="./src/resources/responses/responses.ts">retrieve</a>(responseID, { ...params }) -> Response</code>
 - <code title="delete /responses/{response_id}">client.responses.<a href="./src/resources/responses/responses.ts">delete</a>(responseID) -> void</code>
 - <code title="post /responses/{response_id}/cancel">client.responses.<a href="./src/resources/responses/responses.ts">cancel</a>(responseID) -> Response</code>
+- <code title="post /responses/compact">client.responses.<a href="./src/resources/responses/responses.ts">compact</a>({ ...params }) -> CompactedResponse</code>
 
 ## InputItems
 
@@ -869,6 +873,7 @@ Types:
 - <code><a href="./src/resources/realtime/realtime.ts">InputAudioBufferClearedEvent</a></code>
 - <code><a href="./src/resources/realtime/realtime.ts">InputAudioBufferCommitEvent</a></code>
 - <code><a href="./src/resources/realtime/realtime.ts">InputAudioBufferCommittedEvent</a></code>
+- <code><a href="./src/resources/realtime/realtime.ts">InputAudioBufferDtmfEventReceivedEvent</a></code>
 - <code><a href="./src/resources/realtime/realtime.ts">InputAudioBufferSpeechStartedEvent</a></code>
 - <code><a href="./src/resources/realtime/realtime.ts">InputAudioBufferSpeechStoppedEvent</a></code>
 - <code><a href="./src/resources/realtime/realtime.ts">InputAudioBufferTimeoutTriggered</a></code>

src/resources/beta/assistants.ts

@@ -1160,16 +1160,17 @@ export interface AssistantCreateParams {
   /**
    * Constrains effort on reasoning for
    * [reasoning models](https://platform.openai.com/docs/guides/reasoning). Currently
-   * supported values are `none`, `minimal`, `low`, `medium`, and `high`. Reducing
-   * reasoning effort can result in faster responses and fewer tokens used on
-   * reasoning in a response.
+   * supported values are `none`, `minimal`, `low`, `medium`, `high`, and `xhigh`.
+   * Reducing reasoning effort can result in faster responses and fewer tokens used
+   * on reasoning in a response.
    *
    * - `gpt-5.1` defaults to `none`, which does not perform reasoning. The supported
    *   reasoning values for `gpt-5.1` are `none`, `low`, `medium`, and `high`. Tool
    *   calls are supported for all reasoning values in gpt-5.1.
    * - All models before `gpt-5.1` default to `medium` reasoning effort, and do not
    *   support `none`.
    * - The `gpt-5-pro` model defaults to (and only supports) `high` reasoning effort.
+   * - `xhigh` is currently only supported for `gpt-5.1-codex-max`.
    */
   reasoning_effort?: Shared.ReasoningEffort | null;
 
@@ -1420,16 +1421,17 @@ export interface AssistantUpdateParams {
   /**
    * Constrains effort on reasoning for
    * [reasoning models](https://platform.openai.com/docs/guides/reasoning). Currently
-   * supported values are `none`, `minimal`, `low`, `medium`, and `high`. Reducing
-   * reasoning effort can result in faster responses and fewer tokens used on
-   * reasoning in a response.
+   * supported values are `none`, `minimal`, `low`, `medium`, `high`, and `xhigh`.
+   * Reducing reasoning effort can result in faster responses and fewer tokens used
+   * on reasoning in a response.
    *
    * - `gpt-5.1` defaults to `none`, which does not perform reasoning. The supported
    *   reasoning values for `gpt-5.1` are `none`, `low`, `medium`, and `high`. Tool
    *   calls are supported for all reasoning values in gpt-5.1.
    * - All models before `gpt-5.1` default to `medium` reasoning effort, and do not
    *   support `none`.
    * - The `gpt-5-pro` model defaults to (and only supports) `high` reasoning effort.
+   * - `xhigh` is currently only supported for `gpt-5.1-codex-max`.
    */
   reasoning_effort?: Shared.ReasoningEffort | null;
 

src/resources/beta/threads/runs/runs.ts

@@ -725,16 +725,17 @@ export interface RunCreateParamsBase {
   /**
    * Body param: Constrains effort on reasoning for
    * [reasoning models](https://platform.openai.com/docs/guides/reasoning). Currently
-   * supported values are `none`, `minimal`, `low`, `medium`, and `high`. Reducing
-   * reasoning effort can result in faster responses and fewer tokens used on
-   * reasoning in a response.
+   * supported values are `none`, `minimal`, `low`, `medium`, `high`, and `xhigh`.
+   * Reducing reasoning effort can result in faster responses and fewer tokens used
+   * on reasoning in a response.
    *
    * - `gpt-5.1` defaults to `none`, which does not perform reasoning. The supported
    *   reasoning values for `gpt-5.1` are `none`, `low`, `medium`, and `high`. Tool
    *   calls are supported for all reasoning values in gpt-5.1.
    * - All models before `gpt-5.1` default to `medium` reasoning effort, and do not
    *   support `none`.
    * - The `gpt-5-pro` model defaults to (and only supports) `high` reasoning effort.
+   * - `xhigh` is currently only supported for `gpt-5.1-codex-max`.
    */
   reasoning_effort?: Shared.ReasoningEffort | null;
 

src/resources/chat/completions/completions.ts

@@ -1649,16 +1649,17 @@ export interface ChatCompletionCreateParamsBase {
   /**
    * Constrains effort on reasoning for
    * [reasoning models](https://platform.openai.com/docs/guides/reasoning). Currently
-   * supported values are `none`, `minimal`, `low`, `medium`, and `high`. Reducing
-   * reasoning effort can result in faster responses and fewer tokens used on
-   * reasoning in a response.
+   * supported values are `none`, `minimal`, `low`, `medium`, `high`, and `xhigh`.
+   * Reducing reasoning effort can result in faster responses and fewer tokens used
+   * on reasoning in a response.
    *
    * - `gpt-5.1` defaults to `none`, which does not perform reasoning. The supported
    *   reasoning values for `gpt-5.1` are `none`, `low`, `medium`, and `high`. Tool
    *   calls are supported for all reasoning values in gpt-5.1.
    * - All models before `gpt-5.1` default to `medium` reasoning effort, and do not
    *   support `none`.
    * - The `gpt-5-pro` model defaults to (and only supports) `high` reasoning effort.
+   * - `xhigh` is currently only supported for `gpt-5.1-codex-max`.
    */
   reasoning_effort?: Shared.ReasoningEffort | null;
 

src/resources/containers/containers.ts

@@ -91,6 +91,16 @@ export interface ContainerCreateResponse {
    * before the container expires.
    */
   expires_after?: ContainerCreateResponse.ExpiresAfter;
+
+  /**
+   * Unix timestamp (in seconds) when the container was last active.
+   */
+  last_active_at?: number;
+
+  /**
+   * The memory limit configured for the container.
+   */
+  memory_limit?: '1g' | '4g' | '16g' | '64g';
 }
 
 export namespace ContainerCreateResponse {
@@ -144,6 +154,16 @@ export interface ContainerRetrieveResponse {
    * before the container expires.
    */
   expires_after?: ContainerRetrieveResponse.ExpiresAfter;
+
+  /**
+   * Unix timestamp (in seconds) when the container was last active.
+   */
+  last_active_at?: number;
+
+  /**
+   * The memory limit configured for the container.
+   */
+  memory_limit?: '1g' | '4g' | '16g' | '64g';
 }
 
 export namespace ContainerRetrieveResponse {
@@ -197,6 +217,16 @@ export interface ContainerListResponse {
    * before the container expires.
    */
   expires_after?: ContainerListResponse.ExpiresAfter;
+
+  /**
+   * Unix timestamp (in seconds) when the container was last active.
+   */
+  last_active_at?: number;
+
+  /**
+   * The memory limit configured for the container.
+   */
+  memory_limit?: '1g' | '4g' | '16g' | '64g';
 }
 
 export namespace ContainerListResponse {
@@ -233,6 +263,11 @@ export interface ContainerCreateParams {
    * IDs of files to copy to the container.
    */
   file_ids?: Array<string>;
+
+  /**
+   * Optional memory limit for the container. Defaults to "1g".
+   */
+  memory_limit?: '1g' | '4g' | '16g' | '64g';
 }
 
 export namespace ContainerCreateParams {