Add Anthropic model component

src/backend/langflow/components/models/Anthropic.py

@@ -0,0 +1,52 @@
+from typing import Optional
+
+from langchain_community.llms.anthropic import Anthropic
+from pydantic.v1 import SecretStr
+
+from langflow import CustomComponent
+from langflow.field_typing import BaseLanguageModel, NestedDict
+
+
+class AnthropicComponent(CustomComponent):
+    display_name = "Anthropic Model"
+    description = "Anthropic large language models."
+
+    def build_config(self):
+        return {
+            "anthropic_api_key": {
+                "display_name": "Anthropic API Key",
+                "type": str,
+                "password": True,
+            },
+            "anthropic_api_url": {
+                "display_name": "Anthropic API URL",
+                "type": str,
+            },
+            "model_kwargs": {
+                "display_name": "Model Kwargs",
+                "field_type": "NestedDict",
+                "advanced": True,
+            },
+            "temperature": {
+                "display_name": "Temperature",
+                "field_type": "float",
+            },
+            "inputs": {"display_name": "Input"},
+
+        }
+
+    def build(
+        self,
+        anthropic_api_key: str,
+        anthropic_api_url: str,
+        model_kwargs: NestedDict = {},
+        temperature: Optional[float] = None,
+        inputs: str = None,
+    ) -> BaseLanguageModel:
+        llm = Anthropic(
+            anthropic_api_key=SecretStr(anthropic_api_key),
+            anthropic_api_url=anthropic_api_url,
+            model_kwargs=model_kwargs,
+            temperature=temperature,
+        )
+        return llm.invoke(input=inputs)