feat: add remote model command-r (#2868)

extensions/inference-cohere-extension/resources/models.json

@@ -1,4 +1,4 @@
-  [
+[
   {
     "sources": [
       {
@@ -19,7 +19,37 @@
     },
     "metadata": {
       "author": "Cohere",
-      "tags": ["General", "Big Context Length"]
+      "tags": [
+        "General",
+        "Big Context Length"
+      ]
+    },
+    "engine": "cohere"
+  },
+  {
+    "sources": [
+      {
+        "url": "https://cohere.com"
+      }
+    ],
+    "id": "command-r",
+    "object": "model",
+    "name": "Command R",
+    "version": "1.0",
+    "description": "Command R is an instruction-following conversational model that performs language tasks at a higher quality, more reliably, and with a longer context than previous models. It can be used for complex workflows like code generation, retrieval augmented generation (RAG), tool use, and agents.",
+    "format": "api",
+    "settings": {},
+    "parameters": {
+      "max_tokens": 128000,
+      "temperature": 0.7,
+      "stream": false
+    },
+    "metadata": {
+      "author": "Cohere",
+      "tags": [
+        "General",
+        "Big Context Length"
+      ]
     },
     "engine": "cohere"
   }