diff --git a/CHANGES.txt b/CHANGES.txt
index 2f353229..9dd13056 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,3 +1,6 @@
+3.1.0 (July XX, 2026)
+ - Added support for rule-based segments in /api/v1/configs endpoint.
+
 3.0.0 (June 26, 2026)
  - Extracted SDK lifecycle methods (`init`, `flush`, and `destroy`) into a reusable `sdkLifecycle` module.
  - Extracted the `track` method into a standalone `trackMethod` factory for reuse across SDKs.
diff --git a/package-lock.json b/package-lock.json
index 24e3f32a..42dec283 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@splitsoftware/splitio-commons",
-  "version": "3.0.1-rc.1",
+  "version": "3.0.1-rc.2",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@splitsoftware/splitio-commons",
-      "version": "3.0.1-rc.1",
+      "version": "3.0.1-rc.2",
       "license": "Apache-2.0",
       "dependencies": {
         "@types/ioredis": "^4.28.0",
diff --git a/package.json b/package.json
index d387edfe..2d5c30ab 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@splitsoftware/splitio-commons",
-  "version": "3.0.1-rc.1",
+  "version": "3.0.1-rc.2",
   "description": "Split JavaScript SDK common components",
   "main": "cjs/index.js",
   "module": "esm/index.js",
diff --git a/src/services/__tests__/splitApi.spec.ts b/src/services/__tests__/splitApi.spec.ts
index a5aacd45..a77c1708 100644
--- a/src/services/__tests__/splitApi.spec.ts
+++ b/src/services/__tests__/splitApi.spec.ts
@@ -45,10 +45,10 @@ describe('serviceApi', () => {
     assertHeaders(settings, headers);
     expect(url).toBe(expectedFlagsUrl(-1, 100, settings.validateFilters || false, settings, -1));
 
-    serviceApi.fetchConfigs(-1, false, 100);
+    serviceApi.fetchConfigs(-1, false, 100, -1);
     [url, { headers }] = fetchMock.mock.calls[4];
     assertHeaders(settings, headers);
-    expect(url).toBe(expectedConfigsUrl(-1, 100, settings.validateFilters || false, settings));
+    expect(url).toBe(expectedConfigsUrl(-1, 100, settings.validateFilters || false, settings, -1));
 
     serviceApi.fetchConfigsSegmentChanges(-1, 'segmentName', false, 100);
     [url, { headers }] = fetchMock.mock.calls[5];
@@ -81,9 +81,9 @@ describe('serviceApi', () => {
       return `sdk/splitChanges?s=1.1&since=${since}${rbSince ? '&rbSince=' + rbSince : ''}${usesFilter ? filterQueryString : ''}${till ? '&till=' + till : ''}`;
     }
 
-    function expectedConfigsUrl(since: number, till: number, usesFilter: boolean, settings: ISettings) {
+    function expectedConfigsUrl(since: number, till: number, usesFilter: boolean, settings: ISettings, rbSince?: number) {
       const filterQueryString = settings.sync.__splitFiltersValidation && settings.sync.__splitFiltersValidation.queryString;
-      return `configs/v1/configs?since=${since}${usesFilter ? filterQueryString : ''}${till ? '&till=' + till : ''}`;
+      return `configs/v1/configs?since=${since}${rbSince ? '&rbSince=' + rbSince : ''}${usesFilter ? filterQueryString : ''}${till ? '&till=' + till : ''}`;
     }
   });
 
diff --git a/src/services/serviceApi.ts b/src/services/serviceApi.ts
index 518fbaab..207b3b08 100644
--- a/src/services/serviceApi.ts
+++ b/src/services/serviceApi.ts
@@ -70,8 +70,8 @@ export function serviceApiFactory(
     },
 
     // @TODO support filterQueryString and handle ERROR_TOO_MANY_SETS error
-    fetchConfigs(since: number, noCache?: boolean, till?: number) {
-      const url = `${urls.configs}/api/v1/configs?since=${since}${filterQueryString || ''}${till ? '&till=' + till : ''}`;
+    fetchConfigs(since: number, noCache?: boolean, till?: number, rbSince?: number) {
+      const url = `${urls.configs}/api/v1/configs?since=${since}${rbSince ? '&rbSince=' + rbSince : ''}${filterQueryString || ''}${till ? '&till=' + till : ''}`;
       return secureSplitHttpClient(url, noCache ? noCacheHeaderOptions : undefined);
     },
 
diff --git a/src/services/splitApi.ts b/src/services/splitApi.ts
index 935ed8d8..ba7ff38c 100644
--- a/src/services/splitApi.ts
+++ b/src/services/splitApi.ts
@@ -149,8 +149,8 @@ export function splitApiFactory(
 
     // Not used. Just here to satisfy the IServiceApi interface.
 
-    fetchConfigs(since: number, noCache?: boolean, till?: number) {
-      const url = `${urls.configs}/v1/configs?since=${since}${filterQueryString || ''}${till ? '&till=' + till : ''}`;
+    fetchConfigs(since: number, noCache?: boolean, till?: number, rbSince?: number) {
+      const url = `${urls.configs}/v1/configs?since=${since}${rbSince ? '&rbSince=' + rbSince : ''}${filterQueryString || ''}${till ? '&till=' + till : ''}`;
       return splitHttpClient(url, noCache ? noCacheHeaderOptions : undefined);
     },