chore: update OpenAPI spec from monorepo (#308)

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

.speakeasy/in.openapi.yaml

@@ -4881,6 +4881,14 @@ components:
             session_id: session-456
             user_id: user-123
           type: object
+        min_p:
+          description: >-
+            Minimum probability threshold relative to the most likely token. Tokens with probability below min_p *
+            (probability of top token) are filtered out. Not all providers support this parameter.
+          example: 0.1
+          format: double
+          nullable: true
+          type: number
         modalities:
           description: Output modalities for the response. Supported values are "text", "image", and "audio".
           example:
@@ -4960,6 +4968,29 @@ components:
             summary:
               $ref: '#/components/schemas/ChatReasoningSummaryVerbosityEnum'
           type: object
+        reasoning_effort:
+          description: >-
+            Shorthand for setting reasoning effort. Equivalent to setting reasoning.effort. Cannot be used
+            simultaneously with reasoning.effort if they differ.
+          enum:
+            - xhigh
+            - high
+            - medium
+            - low
+            - minimal
+            - none
+            - null
+          example: medium
+          nullable: true
+          type: string
+        repetition_penalty:
+          description: >-
+            Penalizes tokens based on how much they have already appeared in the text. A value of 1.0 means no penalty.
+            Values above 1.0 penalize repeated tokens more strongly. Not all providers support this parameter.
+          example: 1
+          format: double
+          nullable: true
+          type: number
         response_format:
           description: Response format configuration
           discriminator:
@@ -5044,6 +5075,21 @@ components:
           items:
             $ref: '#/components/schemas/ChatFunctionTool'
           type: array
+        top_a:
+          description: >-
+            Consider only tokens with "sufficiently high" probabilities based on the probability of the most likely
+            token. Not all providers support this parameter.
+          example: 0
+          format: double
+          nullable: true
+          type: number
+        top_k:
+          description: >-
+            Limits the model to choose from the top K most likely tokens at each step. A value of 1 means the model will
+            always pick the most likely next token. Not all providers support this parameter.
+          example: 40
+          nullable: true
+          type: integer
         top_logprobs:
           description: Number of top log probabilities to return (0-20)
           example: 5