diff --git a/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/ai/TbAiNodeConfiguration.java b/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/ai/TbAiNodeConfiguration.java
index 1a6bf935a3..e5a22219c9 100644
--- a/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/ai/TbAiNodeConfiguration.java
+++ b/rule-engine/rule-engine-components/src/main/java/org/thingsboard/rule/engine/ai/TbAiNodeConfiguration.java
@@ -37,11 +37,11 @@ public class TbAiNodeConfiguration implements NodeConfiguration<TbAiNodeConfigur
     private AiModelSettingsId aiModelSettingsId;
 
     @Pattern(regexp = ".*\\S.*", message = "must contain at least one non-whitespace character")
-    @Length(min = 1, max = 1000)
+    @Length(min = 1, max = 10000)
     private String systemPrompt;
 
     @NotBlank
-    @Length(min = 1, max = 1000)
+    @Length(min = 1, max = 10000)
     private String userPrompt;
 
     @NotNull