{ "model_type": "CrossEncoder", "__version__": { "sentence_transformers": "5.6.0", "transformers": "5.3.0", "pytorch": "2.6.0" }, "prompts": { "retrieval": "Given a query, retrieve documents that answer the query." }, "default_prompt_name": "retrieval", "activation_fn": "torch.nn.modules.activation.Sigmoid" }