chore: update OpenAPI spec from monorepo

.speakeasy/in.openapi.yaml

@@ -6230,6 +6230,101 @@ components:
                           - 'data'
                           - 'model'
                         type: 'object'
+                      - additionalProperties: false
+                        properties:
+                          audio:
+                            anyOf:
+                              - additionalProperties: false
+                                properties:
+                                  bits_per_sample:
+                                    enum:
+                                      - 16
+                                    type: 'number'
+                                  channels:
+                                    exclusiveMinimum: true
+                                    minimum: 0
+                                    type: 'integer'
+                                  data:
+                                    description: 'Base64-encoded PCM16 audio in the format the sibling fields give.'
+                                    minLength: 1
+                                    type: 'string'
+                                  format:
+                                    enum:
+                                      - 'pcm'
+                                    type: 'string'
+                                  sample_rate:
+                                    exclusiveMinimum: true
+                                    minimum: 0
+                                    type: 'integer'
+                                required:
+                                  - 'format'
+                                  - 'sample_rate'
+                                  - 'channels'
+                                  - 'bits_per_sample'
+                                  - 'data'
+                                type: 'object'
+                              - additionalProperties: false
+                                properties:
+                                  bits_per_sample:
+                                    enum:
+                                      - 16
+                                    type: 'number'
+                                  byte_length:
+                                    exclusiveMinimum: true
+                                    minimum: 0
+                                    type: 'integer'
+                                  channels:
+                                    exclusiveMinimum: true
+                                    minimum: 0
+                                    type: 'integer'
+                                  format:
+                                    enum:
+                                      - 'pcm'
+                                    type: 'string'
+                                  sample_rate:
+                                    exclusiveMinimum: true
+                                    minimum: 0
+                                    type: 'integer'
+                                  sha256:
+                                    pattern: '^[0-9a-f]{64}$'
+                                    type: 'string'
+                                required:
+                                  - 'format'
+                                  - 'sample_rate'
+                                  - 'channels'
+                                  - 'bits_per_sample'
+                                  - 'byte_length'
+                                  - 'sha256'
+                                type: 'object'
+                          model:
+                            type: 'string'
+                          object:
+                            enum:
+                              - 'audio.speech'
+                            type: 'string'
+                          usage:
+                            additionalProperties: false
+                            properties:
+                              completion_tokens:
+                                minimum: 0
+                                type: 'integer'
+                              prompt_tokens:
+                                minimum: 0
+                                type: 'integer'
+                              total_tokens:
+                                minimum: 0
+                                type: 'integer'
+                            required:
+                              - 'prompt_tokens'
+                              - 'completion_tokens'
+                              - 'total_tokens'
+                            type: 'object'
+                        required:
+                          - 'object'
+                          - 'model'
+                          - 'audio'
+                          - 'usage'
+                        type: 'object'
                   request_id:
                     type:
                       - 'string'
@@ -6642,6 +6737,7 @@ components:
             - '/v1/responses'
             - '/v1/messages'
             - '/v1/embeddings'
+            - '/v1/audio/speech'
           type: 'string'
         model:
           minLength: 1
@@ -40728,7 +40824,7 @@ paths:
           results: '$.data'
         type: 'cursor'
     post:
-      description: 'Creates a batch of requests that run asynchronously against a single endpoint (`/v1/chat/completions`, `/v1/responses`, `/v1/messages`, `/v1/embeddings`). Returns `202` with `status: "validating"`. Poll `GET /batches/{id}` for progress and results. See the [Batch API Quickstart](https://openrouter.ai/docs/batch-quickstart).'
+      description: 'Creates a batch of requests that run asynchronously against a single endpoint (`/v1/chat/completions`, `/v1/responses`, `/v1/messages`, `/v1/embeddings`, `/v1/audio/speech`). Returns `202` with `status: "validating"`. Poll `GET /batches/{id}` for progress and results. See the [Batch API Quickstart](https://openrouter.ai/docs/batch-quickstart).'
       operationId: 'createBatches'
       requestBody:
         content: