feat: Update Claude model names and IDs across configuration, documentation, and tests, including the default model and thinking delta logic.

internal/util/messages.go

@@ -9,7 +9,7 @@ import (
 
 var markdownImagePattern = regexp.MustCompile(`!\[(.*?)\]\((.*?)\)`)
 
-const ClaudeDefaultModel = "claude-sonnet-4-20250514"
+const ClaudeDefaultModel = "claude-sonnet-4-5"
 
 type Message struct {
 	Role    string `json:"role"`

internal/util/messages_test.go

@@ -36,7 +36,7 @@ func TestMessagesPrepareRoles(t *testing.T) {
 func TestConvertClaudeToDeepSeek(t *testing.T) {
 	store := config.LoadStore()
 	req := map[string]any{
-		"model":    "claude-sonnet-4-20250514-slow",
+		"model":    "claude-opus-4-6",
 		"messages": []any{map[string]any{"role": "user", "content": "Hi"}},
 		"system":   "You are helpful",
 		"stream":   true,