chore(schema): add outputModalities field

Add outputModalities field to model schema and type definitions
to specify supported output media types for AI models.

Co-Authored-By: Claude <noreply@anthropic.com>

Author: ericyangpan

manifests/$schemas/model.schema.json

@@ -67,6 +67,16 @@
           "uniqueItems": true,
           "minItems": 1
         },
+        "outputModalities": {
+          "type": "array",
+          "description": "Output modalities supported by the model",
+          "items": {
+            "type": "string",
+            "enum": ["text", "image", "audio", "video"]
+          },
+          "uniqueItems": true,
+          "minItems": 1
+        },
         "capabilities": {
           "type": "array",
           "description": "Advanced capabilities supported by the model",
@@ -134,6 +144,7 @@
         "lifecycle",
         "knowledgeCutoff",
         "inputModalities",
+        "outputModalities",
         "capabilities",
         "benchmarks",
         "platformUrls"

src/types/manifests.ts

@@ -9,7 +9,7 @@
  * - Product schemas: /manifests/$schemas/*.schema.json
  */
 
-import type { ModelCapability, ModelInputModality } from './model-enums'
+import type { ModelCapability, ModelInputModality, ModelOutputModality } from './model-enums'
 
 // =============================================================================
 // SECTION 1: Base Ref Types (from /manifests/$schemas/ref/)
@@ -237,6 +237,7 @@ export interface ManifestModel extends ManifestVendorEntity {
   lifecycle: ModelLifecycle
   knowledgeCutoff: string | null
   inputModalities: ModelInputModality[]
+  outputModalities: ModelOutputModality[]
   capabilities: ModelCapability[]
   benchmarks: ManifestBenchmarks
   platformUrls: ManifestPlatformUrls

src/types/model-enums.ts

@@ -7,6 +7,9 @@
 export const MODEL_INPUT_MODALITIES = ['text', 'image', 'pdf'] as const
 export type ModelInputModality = (typeof MODEL_INPUT_MODALITIES)[number]
 
+export const MODEL_OUTPUT_MODALITIES = ['text', 'image', 'audio', 'video'] as const
+export type ModelOutputModality = (typeof MODEL_OUTPUT_MODALITIES)[number]
+
 export const MODEL_CAPABILITIES = [
   'function-calling',
   'tool-choice',