diff --git a/CHANGELOG.md b/CHANGELOG.md
index a6ee34f..c74376f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # Change Log
 
+## v0.7.1-alpha
+- Storing `AccessToken.createdOn` in seconds to be consistent with other RAI SDKs.
+
+## v0.7.0
+
 ## [v0.7.0](https://github.com/relationalai/rai-sdk-javascript/tree/v0.7.0) (2022-XX-XX)
 
 [Full Changelog](https://github.com/relationalai/rai-sdk-javascript/compare/v0.6.3...v0.7.0)
diff --git a/package.json b/package.json
index 9aeb408..94df398 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@relationalai/rai-sdk-javascript",
   "description": "RelationalAI SDK for JavaScript",
-  "version": "0.7.0",
+  "version": "0.7.1-alpha",
   "author": {
     "name": "RelationalAI",
     "url": "https://relational.ai"
diff --git a/src/credentials.ts b/src/credentials.ts
index 97e7e3a..4188ffd 100644
--- a/src/credentials.ts
+++ b/src/credentials.ts
@@ -41,8 +41,8 @@ class AccessToken {
   ) {}
 
   get isExpired() {
-    // experiesIn stored in seconds
-    const delta = (Date.now() - this.createdOn) / 1000;
+    // createdOn and experiesIn stored in seconds
+    const delta = Date.now() / 1000 - this.createdOn;
 
     // anticipate access token expiration by 60 seconds
     return delta + 60 >= this.experiesIn;
@@ -126,7 +126,7 @@ export class ClientCredentials extends Credentials {
     const token: AccessTokenCache = {
       access_token: data.access_token,
       expires_in: data.expires_in,
-      created_on: Date.now(),
+      created_on: Date.now() / 1000,
     };
 
     this.accessToken = new AccessToken(