Update app.js

app.js

@@ -47,7 +47,8 @@ import { NodeHttpHandler } from "@smithy/node-http-handler";
 // ── CONFIG ────────────────────────────────────────────────────────────────────
 const PORT             = parseInt(process.env.PORT          || "7860");
 const AWS_REGION       = process.env.AWS_REGION             || "us-east-1";
-const BEDROCK_MODEL_ID = "arn:aws:bedrock:us-east-1:106774395747:inference-profile/global.anthropic.claude-sonnet-4-6";
+const BEDROCK_MODEL_ID = "arn:aws:bedrock:us-east-1:106774395747:inference-profile/global.anthropic.claude-haiku-4-5-20251001-v1:0";
+  //"arn:aws:bedrock:us-east-1:106774395747:inference-profile/global.anthropic.claude-sonnet-4-6";
        
 const DATASET_PATH     = process.env.DATASET_PATH           || "axl_dataset.json";
 const DEFAULT_RPS      = parseFloat(process.env.DEFAULT_RPS || "3");
@@ -1793,13 +1794,31 @@ OUTPUT THE JSON ARRAY NOW:`;
 }
 
 async function callBedrock(prompt) {
+  const model = BEDROCK_MODEL_ID;
+  
     const command = new ConverseCommand({
         modelId: BEDROCK_MODEL_ID,
         messages: [{ role: "user", content:[{ text: prompt }] }],
         inferenceConfig: { 
             maxTokens: 10000, 
             temperature: 0.9
-        }
+        },
+      additionalModelRequestFields: (function() {
+                    if (model.includes("haiku")) {
+                        return {
+                            reasoning_config: {
+                                type: "enabled",
+                                budget_tokens: 2048 
+                            } 
+                        };
+                    } else if (model.includes("claude")) {
+                        return {
+                            // thinking: { type: "adaptive" },
+                            output_config: { effort: "high" }
+                        };
+                    }
+                    return undefined;
+                })()
     });
 
     const t0 = Date.now();