diff --git a/src/modules/apilog-client.ts b/src/modules/apilog-client.ts
index 42eaf23..692424c 100644
--- a/src/modules/apilog-client.ts
+++ b/src/modules/apilog-client.ts
@@ -13,8 +13,9 @@ export class ApiLogClient {
   private apiBase: string;
   private referer: string;
   private xSaaSusReferer: string;
+  private xSaaSusTraceId: string;
 
-  constructor(referer = "", xSaaSusReferer = "") {
+  constructor(referer = "", xSaaSusReferer = "", xSaaSusTraceId = "") {
     this.secret = process.env.SAASUS_SECRET_KEY || "";
     this.saasId = process.env.SAASUS_SAAS_ID || "";
     this.apiKey = process.env.SAASUS_API_KEY || "";
@@ -31,8 +32,9 @@ export class ApiLogClient {
 
     this.referer = referer;
     this.xSaaSusReferer = xSaaSusReferer;
+    this.xSaaSusTraceId = xSaaSusTraceId;
 
-    this.instance = getAxiosInstance(this.apiBase + "/v1/apilog", this.referer, this.xSaaSusReferer);
+    this.instance = getAxiosInstance(this.apiBase + "/v1/apilog", this.referer, this.xSaaSusReferer, this.xSaaSusTraceId);
 
     const config = new Configuration({
       basePath: this.apiBase + "/v1/apilog",
diff --git a/src/modules/auth-client.ts b/src/modules/auth-client.ts
index 6573e54..20fbe07 100644
--- a/src/modules/auth-client.ts
+++ b/src/modules/auth-client.ts
@@ -38,8 +38,9 @@ export class AuthClient {
   private apiBase: string;
   private referer: string;
   private xSaaSusReferer: string;
+  private xSaaSusTraceId: string;
 
-  constructor(referer = "", xSaaSusReferer = "") {
+  constructor(referer = "", xSaaSusReferer = "", xSaaSusTraceId = "") {
     this.secret = process.env.SAASUS_SECRET_KEY || "";
     this.saasId = process.env.SAASUS_SAAS_ID || "";
     this.apiKey = process.env.SAASUS_API_KEY || "";
@@ -56,8 +57,9 @@ export class AuthClient {
 
     this.referer = referer;
     this.xSaaSusReferer = xSaaSusReferer;
+    this.xSaaSusTraceId = xSaaSusTraceId;
 
-    this.instance = getAxiosInstance(this.apiBase + "/v1/auth", this.referer, this.xSaaSusReferer);
+    this.instance = getAxiosInstance(this.apiBase + "/v1/auth", this.referer, this.xSaaSusReferer, this.xSaaSusTraceId);
 
     const config = new Configuration({
       basePath: this.apiBase + "/v1/auth",
diff --git a/src/modules/auth-middleware.ts b/src/modules/auth-middleware.ts
index 368f5e3..76376c2 100644
--- a/src/modules/auth-middleware.ts
+++ b/src/modules/auth-middleware.ts
@@ -36,8 +36,12 @@ export async function AuthMiddleware(
   if (req.headers["x-saasus-referer"]) {
     xSaaSusReferer = req.headers["x-saasus-referer"] as string;
   }
+  let xSaaSusTraceId = "";
+  if (req.headers["x-saasus-trace-id"]) {
+    xSaaSusTraceId = req.headers["x-saasus-trace-id"] as string;
+  }
   try {
-    const apiClient = new AuthClient(referer, xSaaSusReferer);
+    const apiClient = new AuthClient(referer, xSaaSusReferer, xSaaSusTraceId);
     const { data } = await apiClient.userInfoApi.getUserInfo(
       isAPI()
         ? req.headers["authorization"]!.split("Bearer ")[1]
diff --git a/src/modules/awsmarketplace-client.ts b/src/modules/awsmarketplace-client.ts
index 19e784a..f8bd122 100644
--- a/src/modules/awsmarketplace-client.ts
+++ b/src/modules/awsmarketplace-client.ts
@@ -13,8 +13,9 @@ export class AwsMarketplaceClient {
   private apiBase: string;
   private referer: string;
   private xSaaSusReferer: string;
+  private xSaaSusTraceId: string;
 
-  constructor(referer = "", xSaaSusReferer = "") {
+  constructor(referer = "", xSaaSusReferer = "", xSaaSusTraceId = "") {
     this.secret = process.env.SAASUS_SECRET_KEY || "";
     this.saasId = process.env.SAASUS_SAAS_ID || "";
     this.apiKey = process.env.SAASUS_API_KEY || "";
@@ -31,8 +32,9 @@ export class AwsMarketplaceClient {
 
     this.referer = referer;
     this.xSaaSusReferer = xSaaSusReferer;
+    this.xSaaSusTraceId = xSaaSusTraceId;
 
-    this.instance = getAxiosInstance(this.apiBase + "/v1/awsmarketplace", this.referer, this.xSaaSusReferer);
+    this.instance = getAxiosInstance(this.apiBase + "/v1/awsmarketplace", this.referer, this.xSaaSusReferer, this.xSaaSusTraceId);
 
     const config = new Configuration({
       basePath: this.apiBase + "/v1/awsmarketplace",
diff --git a/src/modules/billing-client.ts b/src/modules/billing-client.ts
index 275316d..ef78a76 100644
--- a/src/modules/billing-client.ts
+++ b/src/modules/billing-client.ts
@@ -13,8 +13,9 @@ export class BillingClient {
   private apiBase: string;
   private referer: string;
   private xSaaSusReferer: string;
+  private xSaaSusTraceId: string;
 
-  constructor(referer = "", xSaaSusReferer = "") {
+  constructor(referer = "", xSaaSusReferer = "", xSaaSusTraceId = "") {
     this.secret = process.env.SAASUS_SECRET_KEY || "";
     this.saasId = process.env.SAASUS_SAAS_ID || "";
     this.apiKey = process.env.SAASUS_API_KEY || "";
@@ -31,12 +32,13 @@ export class BillingClient {
 
     this.referer = referer;
     this.xSaaSusReferer = xSaaSusReferer;
+    this.xSaaSusTraceId = xSaaSusTraceId;
 
     const config = new Configuration({
       basePath: this.apiBase + "/v1/billing",
     });
 
-    this.instance = getAxiosInstance(this.apiBase + "/v1/billing", this.referer, this.xSaaSusReferer);
+    this.instance = getAxiosInstance(this.apiBase + "/v1/billing", this.referer, this.xSaaSusReferer, this.xSaaSusTraceId);
 
     this.stripeApi = new StripeApi(config, "", this.instance);
   }
diff --git a/src/modules/communication-client.ts b/src/modules/communication-client.ts
index d8f4921..b0d3be1 100644
--- a/src/modules/communication-client.ts
+++ b/src/modules/communication-client.ts
@@ -13,8 +13,9 @@ export class CommunicationClient {
   private apiBase: string;
   private referer: string;
   private xSaaSusReferer: string;
+  private xSaaSusTraceId: string;
 
-  constructor(referer = "", xSaaSusReferer = "") {
+  constructor(referer = "", xSaaSusReferer = "", xSaaSusTraceId = "") {
     this.secret = process.env.SAASUS_SECRET_KEY || "";
     this.saasId = process.env.SAASUS_SAAS_ID || "";
     this.apiKey = process.env.SAASUS_API_KEY || "";
@@ -31,8 +32,9 @@ export class CommunicationClient {
 
     this.referer = referer;
     this.xSaaSusReferer = xSaaSusReferer;
+    this.xSaaSusTraceId = xSaaSusTraceId;
 
-    this.instance = getAxiosInstance(this.apiBase + "/v1/communication", this.referer, this.xSaaSusReferer);
+    this.instance = getAxiosInstance(this.apiBase + "/v1/communication", this.referer, this.xSaaSusReferer, this.xSaaSusTraceId);
 
     const config = new Configuration({
       basePath: this.apiBase + "/v1/communication",
diff --git a/src/modules/integration-client.ts b/src/modules/integration-client.ts
index d4a6f2f..31c6f40 100644
--- a/src/modules/integration-client.ts
+++ b/src/modules/integration-client.ts
@@ -13,8 +13,9 @@ export class IntegrationClient {
   private apiBase: string;
   private referer: string;
   private xSaaSusReferer: string;
+  private xSaaSusTraceId: string;
 
-  constructor(referer = "", xSaaSusReferer = "") {
+  constructor(referer = "", xSaaSusReferer = "", xSaaSusTraceId = "") {
     this.secret = process.env.SAASUS_SECRET_KEY || "";
     this.saasId = process.env.SAASUS_SAAS_ID || "";
     this.apiKey = process.env.SAASUS_API_KEY || "";
@@ -31,8 +32,9 @@ export class IntegrationClient {
 
     this.referer = referer;
     this.xSaaSusReferer = xSaaSusReferer;
+    this.xSaaSusTraceId = xSaaSusTraceId;
 
-    this.instance = getAxiosInstance(this.apiBase + "/v1/integration", this.referer, this.xSaaSusReferer);
+    this.instance = getAxiosInstance(this.apiBase + "/v1/integration", this.referer, this.xSaaSusReferer, this.xSaaSusTraceId);
 
     const config = new Configuration({
       basePath: this.apiBase + "/v1/integration",
diff --git a/src/modules/interceptor.ts b/src/modules/interceptor.ts
index 6dd4039..72fe700 100644
--- a/src/modules/interceptor.ts
+++ b/src/modules/interceptor.ts
@@ -6,7 +6,8 @@ import axios, { AxiosError, AxiosInstance, AxiosRequestConfig, InternalAxiosRequ
 export default function getAxiosInstance(
   baseURL: string,
   referer?: string,
-  xSaaSusReferer?: string
+  xSaaSusReferer?: string,
+  xSaaSusTraceId?: string
 ): AxiosInstance {
   const requestConfig: AxiosRequestConfig = {
     baseURL: baseURL,
@@ -36,6 +37,9 @@ export default function getAxiosInstance(
       if (xSaaSusReferer) {
         config.headers!["X-SaaSus-Referer"] = xSaaSusReferer;
       }
+      if (xSaaSusTraceId) {
+        config.headers!["X-SaaSus-Trace-Id"] = xSaaSusTraceId;
+      }
       return config;
     },
     (error: AxiosError) => error
diff --git a/src/modules/pricing-client.ts b/src/modules/pricing-client.ts
index db61657..3bbcbad 100644
--- a/src/modules/pricing-client.ts
+++ b/src/modules/pricing-client.ts
@@ -24,8 +24,9 @@ export class PricingClient {
   private apiBase: string;
   private referer: string;
   private xSaaSusReferer: string;
+  private xSaaSusTraceId: string;
 
-  constructor(referer = "", xSaaSusReferer = "") {
+  constructor(referer = "", xSaaSusReferer = "", xSaaSusTraceId = "") {
     this.secret = process.env.SAASUS_SECRET_KEY || "";
     this.saasId = process.env.SAASUS_SAAS_ID || "";
     this.apiKey = process.env.SAASUS_API_KEY || "";
@@ -46,8 +47,9 @@ export class PricingClient {
 
     this.referer = referer;
     this.xSaaSusReferer = xSaaSusReferer;
+    this.xSaaSusTraceId = xSaaSusTraceId;
 
-    this.instance = getAxiosInstance(this.apiBase + "/v1/pricing", this.referer, this.xSaaSusReferer);
+    this.instance = getAxiosInstance(this.apiBase + "/v1/pricing", this.referer, this.xSaaSusReferer, this.xSaaSusTraceId);
 
     this.meteringApi = new MeteringApi(config, "", this.instance);
     this.pricingMenusApi = new PricingMenusApi(config, "", this.instance);