{ "$schema": "https://json-schema.org/draft/2020-12/schema", "$id": "#/components/schemas/ModelInfo", "title": "ModelInfo", "type": "object", "description": "Metadata about a Claude model.", "required": [ "id", "type", "display_name", "created_at" ], "properties": { "id": { "type": "string", "description": "Unique model identifier.", "example": "claude-sonnet-4-6" }, "type": { "type": "string", "description": "Object type. Always \"model\" for model objects.", "const": "model", "example": "example_value" }, "display_name": { "type": "string", "description": "A human-readable name for the model.", "example": "Claude Sonnet 4.6" }, "created_at": { "type": "string", "format": "date-time", "description": "RFC 3339 datetime string representing when the model was released.", "example": "2026-01-15T10:30:00Z" } } }