diff --git a/relay/adaptor/openai/constants.go b/relay/adaptor/openai/constants.go
index 8a643bc6..a8854efe 100644
--- a/relay/adaptor/openai/constants.go
+++ b/relay/adaptor/openai/constants.go
@@ -4,7 +4,7 @@ var ModelList = []string{
 	"gpt-3.5-turbo", "gpt-3.5-turbo-0301", "gpt-3.5-turbo-0613", "gpt-3.5-turbo-1106", "gpt-3.5-turbo-0125",
 	"gpt-3.5-turbo-16k", "gpt-3.5-turbo-16k-0613",
 	"gpt-3.5-turbo-instruct",
-	"gpt-4", "gpt-4-0314", "gpt-4-0613", "gpt-4-1106-preview", "gpt-4-0125-preview",
+	"gpt-4", "gpt-4.1", "gpt-4-0314", "gpt-4-0613", "gpt-4-1106-preview", "gpt-4-0125-preview",
 	"gpt-4-32k", "gpt-4-32k-0314", "gpt-4-32k-0613",
 	"gpt-4-turbo-preview", "gpt-4-turbo", "gpt-4-turbo-2024-04-09",
 	"gpt-4o", "gpt-4o-2024-05-13",
diff --git a/relay/billing/ratio/model.go b/relay/billing/ratio/model.go
index f25ada17..70a08d8f 100644
--- a/relay/billing/ratio/model.go
+++ b/relay/billing/ratio/model.go
@@ -27,6 +27,7 @@ var modelRatioLock sync.RWMutex
 var ModelRatio = map[string]float64{
 	// https://openai.com/pricing
 	"gpt-4":                   15,
+	"gpt-4.1":                 15,
 	"gpt-4-0314":              15,
 	"gpt-4-0613":              15,
 	"gpt-4-32k":               30,