Add Cohere component to the project

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

@@ -0,0 +1,30 @@
+from langchain_community.chat_models.cohere import ChatCohere
+from langflow import CustomComponent
+from langflow.field_typing import Text
+
+
+class CohereComponent(CustomComponent):
+    display_name = "Cohere"
+    description = "Cohere large language models."
+    documentation = "https://python.langchain.com/docs/modules/model_io/models/llms/integrations/cohere"
+
+    def build_config(self):
+        return {
+            "cohere_api_key": {"display_name": "Cohere API Key", "type": "password", "password": True},
+            "max_tokens": {"display_name": "Max Tokens", "default": 256, "type": "int", "show": True},
+            "temperature": {"display_name": "Temperature", "default": 0.75, "type": "float", "show": True},
+            "inputs": {"display_name": "Input"},
+        }
+
+    def build(
+        self,
+        cohere_api_key: str,
+        inputs: str,
+        max_tokens: int = 256,
+        temperature: float = 0.75,
+    ) -> Text:
+        output = ChatCohere(cohere_api_key=cohere_api_key, max_tokens=max_tokens, temperature=temperature)
+        message = output.invoke(inputs)
+        result = message.content if hasattr(message, "content") else message
+        self.status = result
+        return result