diff --git a/relay/adaptor/anthropic/constants.go b/relay/adaptor/anthropic/constants.go
index 8ea7c4d8..9b515c1c 100644
--- a/relay/adaptor/anthropic/constants.go
+++ b/relay/adaptor/anthropic/constants.go
@@ -4,6 +4,7 @@ var ModelList = []string{
 	"claude-instant-1.2", "claude-2.0", "claude-2.1",
 	"claude-3-haiku-20240307",
 	"claude-3-5-haiku-20241022",
+	"claude-3-5-haiku-latest",
 	"claude-3-sonnet-20240229",
 	"claude-3-opus-20240229",
 	"claude-3-5-sonnet-20240620",