diff --git a/src/RealCV.Infrastructure/Services/AICompanyNameMatcherService.cs b/src/RealCV.Infrastructure/Services/AICompanyNameMatcherService.cs
index 3ce515b..624dd9a 100644
--- a/src/RealCV.Infrastructure/Services/AICompanyNameMatcherService.cs
+++ b/src/RealCV.Infrastructure/Services/AICompanyNameMatcherService.cs
@@ -128,8 +128,8 @@ public sealed class AICompanyNameMatcherService : ICompanyNameMatcherService
 
             var parameters = new MessageParameters
             {
-                Model = "claude-sonnet-4-20250514",
-                MaxTokens = 1024,
+                Model = "claude-3-5-haiku-20241022",
+                MaxTokens = 512,
                 Messages = messages,
                 System = [new SystemMessage(SystemPrompt)]
             };
diff --git a/src/RealCV.Infrastructure/Services/CVParserService.cs b/src/RealCV.Infrastructure/Services/CVParserService.cs
index ccd3867..d30f259 100644
--- a/src/RealCV.Infrastructure/Services/CVParserService.cs
+++ b/src/RealCV.Infrastructure/Services/CVParserService.cs
@@ -171,8 +171,8 @@ public sealed class CVParserService : ICVParserService
 
         var parameters = new MessageParameters
         {
-            Model = "claude-sonnet-4-20250514",
-            MaxTokens = 4096,
+            Model = "claude-3-5-haiku-20241022",
+            MaxTokens = 2048,
             Messages = messages,
             System = [new SystemMessage(SystemPrompt)]
         };