diff --git a/cortex/model_registry.py b/cortex/model_registry.py
index 13c7bb2..1f1f11e 100644
--- a/cortex/model_registry.py
+++ b/cortex/model_registry.py
@@ -84,9 +84,13 @@ logger = logging.getLogger(__name__)
 # Users can add entries via the settings UI (Phase 2).
 
 ANTHROPIC_CATALOG: list[dict] = [
-    {"id": "claude-opus-4-7",           "label": "Claude Opus 4.7",     "context_k": 200},
-    {"id": "claude-sonnet-4-6",         "label": "Claude Sonnet 4.6",   "context_k": 200},
-    {"id": "claude-haiku-4-5-20251001", "label": "Claude Haiku 4.5",    "context_k": 200},
+    # Latest
+    {"id": "claude-opus-4-7",           "label": "Claude Opus 4.7",    "context_k": 1000},
+    {"id": "claude-sonnet-4-6",         "label": "Claude Sonnet 4.6",  "context_k": 1000},
+    {"id": "claude-haiku-4-5-20251001", "label": "Claude Haiku 4.5",   "context_k": 200},
+    # Previous versions (still available, not deprecated)
+    {"id": "claude-opus-4-6",           "label": "Claude Opus 4.6",    "context_k": 1000},
+    {"id": "claude-sonnet-4-5",         "label": "Claude Sonnet 4.5",  "context_k": 200},
 ]
 
 GOOGLE_CATALOG: list[dict] = [