Add claude-3-5-sonnet-20240620 model

Author: wengchaoxi

README.md

@@ -2,7 +2,7 @@
 
 **English** | [简体中文](./README.zh-CN.md)
 
-Anthropic SDK implemented in Go, supporting models such as Claude 2.1, Claude 3 (supports sending images), etc.
+Anthropic SDK implemented in Go, supporting models such as Claude 2.1, Claude 3, and Claude 3.5 (supports sending images), etc.
 
 ## Installation
 
@@ -31,7 +31,7 @@ func main() {
 	// })
 
 	resp, err := cli.CreateMessages(anthropic.MessagesRequest{
-		// `MODEL_CLAUDE_3_SONNET`、`MODEL_CLAUDE_3_OPUS`、`MODEL_CLAUDE_2_1`
+		// `MODEL_CLAUDE_35_SONNET`、`MODEL_CLAUDE_3_SONNET`、`MODEL_CLAUDE_3_OPUS`、`MODEL_CLAUDE_2_1`
 		Model: anthropic.MODEL_CLAUDE_3_HAIKU
 		Messages: []anthropic.Message{{
 			Role: "user",
@@ -71,7 +71,7 @@ func main() {
 	// })
 
 	stream, _ := cli.CreateMessagesStream(anthropic.MessagesRequest{
-		// `MODEL_CLAUDE_3_SONNET`、`MODEL_CLAUDE_3_OPUS`、`MODEL_CLAUDE_2_1`
+		// `MODEL_CLAUDE_35_SONNET`、`MODEL_CLAUDE_3_SONNET`、`MODEL_CLAUDE_3_OPUS`、`MODEL_CLAUDE_2_1`
 		Model: anthropic.MODEL_CLAUDE_3_HAIKU
 		Messages: []anthropic.Message{{
 			Role: "user",

README.zh-CN.md

@@ -2,7 +2,7 @@
 
 **简体中文** | [English](./README.md)
 
-用 Go 实现的 Anthropic SDK，支持：Claude 2.1、Claude 3（支持发送图片）等模型。
+用 Go 实现的 Anthropic SDK，支持：Claude 2.1、Claude 3、Claude 3.5（支持发送图片）等模型。
 
 ## 安装
 
@@ -31,7 +31,7 @@ func main() {
 	// })
 
 	resp, err := cli.CreateMessages(anthropic.MessagesRequest{
-		// `MODEL_CLAUDE_3_SONNET`、`MODEL_CLAUDE_3_OPUS`、`MODEL_CLAUDE_2_1`
+		// `MODEL_CLAUDE_35_SONNET`、`MODEL_CLAUDE_3_SONNET`、`MODEL_CLAUDE_3_OPUS`、`MODEL_CLAUDE_2_1`
 		Model: anthropic.MODEL_CLAUDE_3_HAIKU
 		Messages: []anthropic.Message{{
 			Role: "user",
@@ -71,7 +71,7 @@ func main() {
 	// })
 
 	stream, _ := cli.CreateMessagesStream(anthropic.MessagesRequest{
-		// `MODEL_CLAUDE_3_SONNET`、`MODEL_CLAUDE_3_OPUS`、`MODEL_CLAUDE_2_1`
+		// `MODEL_CLAUDE_35_SONNET`、`MODEL_CLAUDE_3_SONNET`、`MODEL_CLAUDE_3_OPUS`、`MODEL_CLAUDE_2_1`
 		Model: anthropic.MODEL_CLAUDE_3_HAIKU
 		Messages: []anthropic.Message{{
 			Role: "user",

anthropic.go

@@ -8,6 +8,8 @@ const (
 	MODEL_CLAUDE_3_SONNET = "claude-3-sonnet-20240229"
 	MODEL_CLAUDE_3_OPUS   = "claude-3-opus-20240229"
 	MODEL_CLAUDE_3_HAIKU  = "claude-3-haiku-20240307"
+
+	MODEL_CLAUDE_35_SONNET = "claude-3-5-sonnet-20240620"
 )
 
 // MessageContentText | MessageContentFile