chore: update OpenAPI spec from monorepo (#304)

Co-authored-by: OpenRouter SDK Bot <sdk-bot@openrouter.ai>

Author: robert-j-y

.speakeasy/in.openapi.yaml

@@ -6728,6 +6728,44 @@ components:
         id: ctco-abc123
         output: patch applied successfully
         type: custom_tool_call_output
+    DABenchmarkEntry:
+      description: A single Design Arena benchmark entry for a specific arena+category
+      example:
+        arena: models
+        category: website
+        elo: 1385.2
+        rank: 5
+        win_rate: 62.5
+      properties:
+        arena:
+          description: Arena type (e.g. models, builders, agents)
+          example: models
+          type: string
+        category:
+          description: Category within the arena (e.g. website, gamedev, uicomponent)
+          example: website
+          type: string
+        elo:
+          description: ELO rating from head-to-head arena battles
+          example: 1385.2
+          format: double
+          type: number
+        rank:
+          description: Rank position within this arena+category among models available on OpenRouter (1 = highest ELO)
+          example: 5
+          type: integer
+        win_rate:
+          description: Win rate percentage in arena battles
+          example: 62.5
+          format: double
+          type: number
+      required:
+        - arena
+        - category
+        - elo
+        - win_rate
+        - rank
+      type: object
     DatetimeServerTool:
       description: 'OpenRouter built-in server tool: returns the current date and time'
       example:
@@ -11577,6 +11615,8 @@ components:
       properties:
         architecture:
           $ref: '#/components/schemas/ModelArchitecture'
+        benchmarks:
+          $ref: '#/components/schemas/ModelBenchmarks'
         canonical_slug:
           description: Canonical slug for the model
           example: openai/gpt-4
@@ -11716,6 +11756,32 @@ components:
         - input_modalities
         - output_modalities
       type: object
+    ModelBenchmarks:
+      description: Third-party benchmark rankings for this model. Omitted when no benchmark data is available.
+      example:
+        design_arena:
+          - arena: models
+            category: website
+            elo: 1385.2
+            rank: 5
+            win_rate: 62.5
+      properties:
+        design_arena:
+          description: >-
+            Design Arena ELO rankings across arena+category pairs. The parent benchmarks object is omitted when the
+            model has not been evaluated.
+          example:
+            - arena: models
+              category: website
+              elo: 1385.2
+              rank: 5
+              win_rate: 62.5
+          items:
+            $ref: '#/components/schemas/DABenchmarkEntry'
+          type: array
+      required:
+        - design_arena
+      type: object
     ModelGroup:
       description: Tokenizer type used by the model
       enum:
@@ -11757,6 +11823,43 @@ components:
       description: Model to use for completion
       example: openai/gpt-4
       type: string
+    ModelResponse:
+      description: Single model response
+      example:
+        data:
+          architecture:
+            input_modalities:
+              - text
+            instruct_type: chatml
+            modality: text->text
+            output_modalities:
+              - text
+            tokenizer: GPT
+          context_length: 8192
+          created: 1692901234
+          description: GPT-4 is a large multimodal model that can solve difficult problems with greater accuracy.
+          id: openai/gpt-4
+          name: GPT-4
+          per_request_limits: null
+          pricing:
+            completion: '0.00006'
+            image: '0'
+            prompt: '0.00003'
+            request: '0'
+          supported_parameters:
+            - temperature
+            - top_p
+            - max_tokens
+          top_provider:
+            context_length: 8192
+            is_moderated: true
+            max_completion_tokens: 4096
+      properties:
+        data:
+          $ref: '#/components/schemas/Model'
+      required:
+        - data
+      type: object
     ModelsCountResponse:
       description: Model count data
       example:
@@ -21451,10 +21554,10 @@ paths:
                   type: string
                 group_limit:
                   description: >-
-                    Maximum rows per distinct combination of dimensions (ClickHouse LIMIT n BY). When omitted on
-                    time-series queries (granularity + dimensions), auto-computed to avoid truncating time windows.
-                    Explicit values override the default and may truncate time buckets if set lower than the number of
-                    buckets in the range. Ignored when no dimensions are specified.
+                    Maximum rows per distinct combination of dimensions. When omitted on time-series queries
+                    (granularity + dimensions), auto-computed to avoid truncating time windows. Explicit values override
+                    the default and may truncate time buckets if set lower than the number of buckets in the range.
+                    Ignored when no dimensions are specified.
                   example: 100
                   type: integer
                 limit:
@@ -26902,6 +27005,89 @@ paths:
       x-speakeasy-ignore: true
       x-speakeasy-name-override: create
       x-speakeasy-stream-request-field: stream
+  /model/{author}/{slug}:
+    get:
+      description: >-
+        Returns full details for a single model identified by its author and slug (e.g. openai/gpt-4). Supports variant
+        suffixes (e.g. openai/gpt-4:free) and resolves known slug aliases.
+      operationId: getModel
+      parameters:
+        - description: The author/organization of the model
+          in: path
+          name: author
+          required: true
+          schema:
+            description: The author/organization of the model
+            example: openai
+            type: string
+        - description: The model slug, optionally including a variant suffix (e.g. gpt-4 or gpt-4:free)
+          in: path
+          name: slug
+          required: true
+          schema:
+            description: The model slug, optionally including a variant suffix (e.g. gpt-4 or gpt-4:free)
+            example: gpt-4
+            type: string
+      responses:
+        '200':
+          content:
+            application/json:
+              example:
+                data:
+                  architecture:
+                    input_modalities:
+                      - text
+                    instruct_type: chatml
+                    modality: text->text
+                    output_modalities:
+                      - text
+                    tokenizer: GPT
+                  context_length: 8192
+                  created: 1692901234
+                  description: GPT-4 is a large multimodal model that can solve difficult problems with greater accuracy.
+                  id: openai/gpt-4
+                  name: GPT-4
+                  per_request_limits: null
+                  pricing:
+                    completion: '0.00006'
+                    image: '0'
+                    prompt: '0.00003'
+                    request: '0'
+                  supported_parameters:
+                    - temperature
+                    - top_p
+                    - max_tokens
+                  top_provider:
+                    context_length: 8192
+                    is_moderated: true
+                    max_completion_tokens: 4096
+              schema:
+                $ref: '#/components/schemas/ModelResponse'
+          description: Returns the model details
+        '404':
+          content:
+            application/json:
+              example:
+                error:
+                  code: 404
+                  message: Resource not found
+              schema:
+                $ref: '#/components/schemas/NotFoundResponse'
+          description: Not Found - Resource does not exist
+        '500':
+          content:
+            application/json:
+              example:
+                error:
+                  code: 500
+                  message: Internal Server Error
+              schema:
+                $ref: '#/components/schemas/InternalServerResponse'
+          description: Internal Server Error - Unexpected server error
+      summary: Get a model by its slug
+      tags:
+        - Models
+      x-speakeasy-name-override: get
   /models:
     get:
       operationId: getModels