chore: add opus 4.5

Author: kujtimiihoxha

internal/providers/configs/anthropic.json

@@ -19,6 +19,18 @@
       "can_reason": true,
       "supports_attachments": true
     },
+    {
+      "id": "claude-opus-4-5-20251101",
+      "name": "Claude Opus 4.5",
+      "cost_per_1m_in": 5,
+      "cost_per_1m_out": 25,
+      "cost_per_1m_in_cached": 6.25,
+      "cost_per_1m_out_cached": 0.50,
+      "context_window": 200000,
+      "default_max_tokens": 50000,
+      "can_reason": true,
+      "supports_attachments": true
+    },
     {
       "id": "claude-haiku-4-5-20251001",
       "name": "Claude 4.5 Haiku",