Update app.js

app.js

@@ -39,6 +39,8 @@ import {
     BedrockRuntimeClient,
     InvokeModelCommand
 } from "@aws-sdk/client-bedrock-runtime";
+import { NodeHttpHandler } from "@smithy/node-http-handler";
+
 
 // ── CONFIG ────────────────────────────────────────────────────────────────────
 const PORT             = parseInt(process.env.PORT          || "7860");
@@ -1793,21 +1795,48 @@ OUTPUT THE JSON ARRAY NOW:`;
 }
 
 async function callBedrock(prompt) {
-    const body = {
-        anthropic_version: "bedrock-2023-05-31",
-        max_tokens: 10000,
-        messages: [{ role: "user", content: prompt }],
-        temperature: 0.9, 
-      //top_p: 0.95,
-    };
-    const cmd  = new InvokeModelCommand({
-        modelId: BEDROCK_MODEL,
-        body: JSON.stringify(body),
-        contentType: "application/json",
-        accept: "application/json",
-    });
+  const bedrockClient = new BedrockRuntimeClient({
+    region: "us-east-1",
+    requestHandler: new NodeHttpHandler({
+        http2Handler: undefined, 
+    }) 
+});
+
+  const command = new ConverseCommand({
+                modelId: BEDROCK_MODEL,
+                system:[{ text: prompt }],
+                messages: [{ role: "user", content: {text: "OUTPUT THE JSON ARRAY NOW"} }],
+                
+                // Ensure maxTokens is large enough for reasoning + response
+                inferenceConfig: { 
+                    maxTokens: 4000, 
+                    temperature: 1 
+                },
+
+                additionalModelRequestFields: (
+                   /* if (model.includes("haiku")) {
+                        return {
+                            reasoning_config: {
+                                type: "enabled",
+                                budget_tokens: 2048 
+                            } 
+                        };
+                    } */
+                      
+                            // thinking: { type: "adaptive" },
+                            output_config: { effort: "high" }
+                        )
+                    
+                    
+                
+            });
+          
+            const response = await bedrockClient.send(command);
+
+  
+    
     const t0  = Date.now();
-    const res  = await bedrock.send(cmd);
+    const res  = response;
     const raw  = JSON.parse(Buffer.from(res.body).toString("utf8"));
     const text = raw.content[0].text;
     log(`Bedrock call ${((Date.now()-t0)/1000).toFixed(1)}s — ${text.length} chars`);