diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 0453d70e4..67871342a 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.83.0"
+  ".": "1.84.0"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index 876bf2616..e5dc4c9fa 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 214
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-6241d4f5ad4269845e96fe2c674d19f586894ca27456095fee5a70dede9ea19c.yml
-openapi_spec_hash: 81e8f749b8ca89085b599b2c346a773d
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-d0d6147287983a83fc0ad164f706c3cdc48a13e223fd601aa954bbf0bbc402ed.yml
+openapi_spec_hash: a3ccd1aa9bc5d03e6660b535d25401b1
 config_hash: 8dadd60eab7ab858cf06c6a8633ed9f3
diff --git a/CHANGELOG.md b/CHANGELOG.md
index f894f365b..aab79fff4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 1.84.0 (2025-09-19)
+
+Full Changelog: [v1.83.0...v1.84.0](https://github.com/Increase/increase-ruby/compare/v1.83.0...v1.84.0)
+
+### Features
+
+* **api:** api update ([600d7b0](https://github.com/Increase/increase-ruby/commit/600d7b07ab75fe2ea739860fb6af3749b3268164))
+
 ## 1.83.0 (2025-09-19)
 
 Full Changelog: [v1.82.0...v1.83.0](https://github.com/Increase/increase-ruby/compare/v1.82.0...v1.83.0)
diff --git a/Gemfile.lock b/Gemfile.lock
index 243487311..a7b2dee61 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GIT
 PATH
   remote: .
   specs:
-    increase (1.83.0)
+    increase (1.84.0)
       connection_pool
 
 GEM
diff --git a/README.md b/README.md
index a63c5608b..b16e40bcd 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ To use this gem, install via Bundler by adding the following to your application
 <!-- x-release-please-start-version -->
 
 ```ruby
-gem "increase", "~> 1.83.0"
+gem "increase", "~> 1.84.0"
 ```
 
 <!-- x-release-please-end -->
diff --git a/lib/increase/models/card_details.rb b/lib/increase/models/card_details.rb
index 85d440e39..395e5c946 100644
--- a/lib/increase/models/card_details.rb
+++ b/lib/increase/models/card_details.rb
@@ -53,7 +53,11 @@ class CardDetailsAPI < Increase::Internal::Type::BaseModel
       #   Some parameter documentations has been truncated, see
       #   {Increase::Models::CardDetailsAPI} for more details.
       #
-      #   An object containing the sensitive details (card number, CVC, etc) for a Card.
+      #   An object containing the sensitive details (card number, CVC, PIN, etc) for a
+      #   Card. These details are not included in the Card object. If you'd prefer to
+      #   never access these details directly, you can use the
+      #   [embedded iframe](/documentation/embedded-card-component) to display the
+      #   information to your users.
       #
       #   @param card_id [String] The identifier for the Card for which sensitive details have been returned.
       #
diff --git a/lib/increase/resources/card_details.rb b/lib/increase/resources/card_details.rb
index d00cdd0f0..db7d9d197 100644
--- a/lib/increase/resources/card_details.rb
+++ b/lib/increase/resources/card_details.rb
@@ -3,7 +3,7 @@
 module Increase
   module Resources
     class CardDetails
-      # Update a Card's Details
+      # Update a Card's PIN
       #
       # @overload update(card_id, pin:, request_options: {})
       #
diff --git a/lib/increase/version.rb b/lib/increase/version.rb
index ad21451b1..78dc9359c 100644
--- a/lib/increase/version.rb
+++ b/lib/increase/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Increase
-  VERSION = "1.83.0"
+  VERSION = "1.84.0"
 end
diff --git a/rbi/increase/models/card_details.rbi b/rbi/increase/models/card_details.rbi
index 8adedc447..5da185d06 100644
--- a/rbi/increase/models/card_details.rbi
+++ b/rbi/increase/models/card_details.rbi
@@ -39,7 +39,11 @@ module Increase
       sig { returns(String) }
       attr_accessor :verification_code
 
-      # An object containing the sensitive details (card number, CVC, etc) for a Card.
+      # An object containing the sensitive details (card number, CVC, PIN, etc) for a
+      # Card. These details are not included in the Card object. If you'd prefer to
+      # never access these details directly, you can use the
+      # [embedded iframe](/documentation/embedded-card-component) to display the
+      # information to your users.
       sig do
         params(
           card_id: String,
diff --git a/rbi/increase/resources/card_details.rbi b/rbi/increase/resources/card_details.rbi
index f4c47ac50..e94f41ee2 100644
--- a/rbi/increase/resources/card_details.rbi
+++ b/rbi/increase/resources/card_details.rbi
@@ -3,7 +3,7 @@
 module Increase
   module Resources
     class CardDetails
-      # Update a Card's Details
+      # Update a Card's PIN
       sig do
         params(
           card_id: String,