{
  "vertex_fact": {
    "id": "vtx_publisher_model_id_shape",
    "model_id": null,
    "model_family": "all models",
    "category": "model availability",
    "description": "Vertex AI addresses Claude models via \"publisher model\" resource names of the shape publishers/anthropic/models/<model-id>, distinct from both the direct Anthropic API's short public model names and AWS Bedrock's anthropic.<model-id>-v1:0 ARN-style IDs -- a third, GCP-specific ID convention.",
    "source_url": "https://cloud.google.com/vertex-ai/generative-ai/docs/partner-models/use-claude",
    "created_at": "2026-07-02 08:29:30",
    "cite_as": "https://subagentvertex.com/api/vertex-facts/vtx_publisher_model_id_shape"
  }
}