diff --git a/src/models.json b/src/models.json
index 55724ba..ffb854f 100644
--- a/src/models.json
+++ b/src/models.json
@@ -14,6 +14,13 @@
     "description": "Anthropic's smartest (and slowest) model",
     "updateArgs": { "contextWindow": 200000 }
   },
+  {
+    "id": "haiku",
+    "handle": "anthropic/claude-haiku-4-5-20251001",
+    "label": "Claude Haiku 4.5",
+    "description": "Anthropic's fastest model",
+    "updateArgs": { "contextWindow": 200000 }
+  },
   {
     "id": "gpt-5-codex",
     "handle": "openai/gpt-5-codex",