diff --git a/extensions/amp-a4a/rtc-documentation.md b/extensions/amp-a4a/rtc-documentation.md
index 9d3301cfa7ff..184b9d215d8f 100644
--- a/extensions/amp-a4a/rtc-documentation.md
+++ b/extensions/amp-a4a/rtc-documentation.md
@@ -137,6 +137,7 @@ The `errorReportingUrl` property is optional. The only available macros are ERRO
 -   Future Plc
 -   Galaxie Media
 -   Highfivve
+-   [Improve Digital](https://www.improvedigital.com)
 -   IndexExchange
 -   Kargo
 -   NewsPassID
diff --git a/extensions/amp-a4a/rtc-publisher-implementation-guide.md b/extensions/amp-a4a/rtc-publisher-implementation-guide.md
index 28e4a4a87cbd..72e2842dca14 100644
--- a/extensions/amp-a4a/rtc-publisher-implementation-guide.md
+++ b/extensions/amp-a4a/rtc-publisher-implementation-guide.md
@@ -32,6 +32,7 @@ To use RTC, you must meet the following requirements:
 -   [Freestar](https://freestar.com)
 -   Future Plc
 -   [Highfivve](https://highfivve.com)
+-   [Improve Digital](https://www.improvedigital.com)
 -   IndexExchange
 -   Kargo
 -   Newspassid
diff --git a/src/service/real-time-config/callout-vendors.js b/src/service/real-time-config/callout-vendors.js
index 2ab5752b853a..72960083e184 100644
--- a/src/service/real-time-config/callout-vendors.js
+++ b/src/service/real-time-config/callout-vendors.js
@@ -234,6 +234,11 @@ const RTC_VENDORS = jsonConfiguration({
     macros: ['TAG_ID', 'CONSENT_STRING', 'ACCOUNT_ID'],
     disableKeyAppend: true,
   },
+  improvedigital: {
+    url: 'https://pbs.360yield.com/openrtb2/amp?tag_id=TAG_ID&w=ATTR(width)&h=ATTR(height)&ow=ATTR(data-override-width)&oh=ATTR(data-override-height)&ms=ATTR(data-multi-size)&slot=ATTR(data-slot)&targeting=TGT&curl=CANONICAL_URL&timeout=TIMEOUT&adc=ADCID&purl=HREF&consent_string=CONSENT_STRING&account=ACCOUNT_ID&gdpr_applies=CONSENT_METADATA(gdprApplies)&addtl_consent=CONSENT_METADATA(additionalConsent)&consent_type=CONSENT_METADATA(consentStringType)',
+    macros: ['TAG_ID', 'CONSENT_STRING', 'ACCOUNT_ID'],
+    disableKeyAppend: true,
+  },
   tail: {
     url: 'https://ACCOUNT_ID.seg.t.tailtarget.com/amp',
     macros: ['ACCOUNT_ID'],