Increase · stainless-app · Jan 7, 2026 · Jan 7, 2026 · Jan 7, 2026
diff --git a/.release-please-manifest.json b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.172.0"
+  ".": "1.173.0"
 }
diff --git a/.stats.yml b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 227
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-e32ea60c7028faaf552e2846c9a58f838b16922041d551664dcb1bfa343f38cf.yml
-openapi_spec_hash: 8d3acf560b411999fee65eedda9e6a73
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/increase%2Fincrease-9e8b4907003e0149ea10d8c95b2facfbc011f366cea40fe86b5f02940e68998d.yml
+openapi_spec_hash: e93ee5c48421038334b8961b303465d6
 config_hash: ca52ca9a2968f330339fd50c1a386e05
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 1.173.0 (2026-01-07)
+
+Full Changelog: [v1.172.0...v1.173.0](https://github.com/Increase/increase-ruby/compare/v1.172.0...v1.173.0)
+
+### Features
+
+* **api:** api update ([ca3e263](https://github.com/Increase/increase-ruby/commit/ca3e2631c92ccf0a937d01ebe83dcc8f29e8b7cb))
+
 ## 1.172.0 (2026-01-06)
 
 Full Changelog: [v1.171.0...v1.172.0](https://github.com/Increase/increase-ruby/compare/v1.171.0...v1.172.0)

diff --git a/Gemfile.lock b/Gemfile.lock
@@ -11,7 +11,7 @@ GIT
 PATH
   remote: .
   specs:
-    increase (1.172.0)
+    increase (1.173.0)
       connection_pool
 
 GEM

diff --git 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", "~> 1.172.0"
+gem "increase", "~> 1.173.0"
 ```
 
 <!-- x-release-please-end -->

diff --git a/lib/increase/models/card_dispute.rb b/lib/increase/models/card_dispute.rb
@@ -4600,6 +4600,12 @@ class ConsumerServicesNotAsDescribed < Increase::Internal::Type::BaseModel
               required :cardholder_cancellation,
                        -> { Increase::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation }
 
+              # @!attribute explanation
+              #   Explanation of what was ordered and was not as described.
+              #
+              #   @return [String]
+              required :explanation, String
+
               # @!attribute merchant_resolution_attempted
               #   Merchant resolution attempted.
               #
@@ -4613,12 +4619,14 @@ class ConsumerServicesNotAsDescribed < Increase::Internal::Type::BaseModel
               #   @return [Date]
               required :received_at, Date
 
-              # @!method initialize(cardholder_cancellation:, merchant_resolution_attempted:, received_at:)
+              # @!method initialize(cardholder_cancellation:, explanation:, merchant_resolution_attempted:, received_at:)
               #   Services not as described. Present if and only if `category` is
               #   `consumer_services_not_as_described`.
               #
               #   @param cardholder_cancellation [Increase::Models::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation] Cardholder cancellation.
               #
+              #   @param explanation [String] Explanation of what was ordered and was not as described.
+              #
               #   @param merchant_resolution_attempted [Symbol, Increase::Models::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::MerchantResolutionAttempted] Merchant resolution attempted.
               #
               #   @param received_at [Date] Received at.

diff --git a/lib/increase/models/card_dispute_create_params.rb b/lib/increase/models/card_dispute_create_params.rb
@@ -2870,6 +2870,12 @@ class ConsumerServicesNotAsDescribed < Increase::Internal::Type::BaseModel
           required :cardholder_cancellation,
                    -> { Increase::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::CardholderCancellation }
 
+          # @!attribute explanation
+          #   Explanation of what was ordered and was not as described.
+          #
+          #   @return [String]
+          required :explanation, String
+
           # @!attribute merchant_resolution_attempted
           #   Merchant resolution attempted.
           #
@@ -2883,12 +2889,14 @@ class ConsumerServicesNotAsDescribed < Increase::Internal::Type::BaseModel
           #   @return [Date]
           required :received_at, Date
 
-          # @!method initialize(cardholder_cancellation:, merchant_resolution_attempted:, received_at:)
+          # @!method initialize(cardholder_cancellation:, explanation:, merchant_resolution_attempted:, received_at:)
           #   Services not as described. Required if and only if `category` is
           #   `consumer_services_not_as_described`.
           #
           #   @param cardholder_cancellation [Increase::Models::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::CardholderCancellation] Cardholder cancellation.
           #
+          #   @param explanation [String] Explanation of what was ordered and was not as described.
+          #
           #   @param merchant_resolution_attempted [Symbol, Increase::Models::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::MerchantResolutionAttempted] Merchant resolution attempted.
           #
           #   @param received_at [Date] Received at.

diff --git a/lib/increase/models/card_dispute_submit_user_submission_params.rb b/lib/increase/models/card_dispute_submit_user_submission_params.rb
@@ -2939,6 +2939,12 @@ class ConsumerServicesNotAsDescribed < Increase::Internal::Type::BaseModel
             required :cardholder_cancellation,
                      -> { Increase::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation }
 
+            # @!attribute explanation
+            #   Explanation of what was ordered and was not as described.
+            #
+            #   @return [String]
+            required :explanation, String
+
             # @!attribute merchant_resolution_attempted
             #   Merchant resolution attempted.
             #
@@ -2952,12 +2958,14 @@ class ConsumerServicesNotAsDescribed < Increase::Internal::Type::BaseModel
             #   @return [Date]
             required :received_at, Date
 
-            # @!method initialize(cardholder_cancellation:, merchant_resolution_attempted:, received_at:)
+            # @!method initialize(cardholder_cancellation:, explanation:, merchant_resolution_attempted:, received_at:)
             #   Services not as described. Required if and only if `category` is
             #   `consumer_services_not_as_described`.
             #
             #   @param cardholder_cancellation [Increase::Models::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation] Cardholder cancellation.
             #
+            #   @param explanation [String] Explanation of what was ordered and was not as described.
+            #
             #   @param merchant_resolution_attempted [Symbol, Increase::Models::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::MerchantResolutionAttempted] Merchant resolution attempted.
             #
             #   @param received_at [Date] Received at.

diff --git a/lib/increase/version.rb b/lib/increase/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Increase
-  VERSION = "1.172.0"
+  VERSION = "1.173.0"
 end
diff --git a/rbi/increase/models/card_dispute.rbi b/rbi/increase/models/card_dispute.rbi
@@ -9599,6 +9599,10 @@ module Increase
               end
               attr_writer :cardholder_cancellation
 
+              # Explanation of what was ordered and was not as described.
+              sig { returns(String) }
+              attr_accessor :explanation
+
               # Merchant resolution attempted.
               sig do
                 returns(
@@ -9617,6 +9621,7 @@ module Increase
                 params(
                   cardholder_cancellation:
                     Increase::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation::OrHash,
+                  explanation: String,
                   merchant_resolution_attempted:
                     Increase::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::MerchantResolutionAttempted::OrSymbol,
                   received_at: Date
@@ -9625,6 +9630,8 @@ module Increase
               def self.new(
                 # Cardholder cancellation.
                 cardholder_cancellation:,
+                # Explanation of what was ordered and was not as described.
+                explanation:,
                 # Merchant resolution attempted.
                 merchant_resolution_attempted:,
                 # Received at.
@@ -9637,6 +9644,7 @@ module Increase
                   {
                     cardholder_cancellation:
                       Increase::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation,
+                    explanation: String,
                     merchant_resolution_attempted:
                       Increase::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::MerchantResolutionAttempted::TaggedSymbol,
                     received_at: Date

diff --git a/rbi/increase/models/card_dispute_create_params.rbi b/rbi/increase/models/card_dispute_create_params.rbi
@@ -6041,6 +6041,10 @@ module Increase
           end
           attr_writer :cardholder_cancellation
 
+          # Explanation of what was ordered and was not as described.
+          sig { returns(String) }
+          attr_accessor :explanation
+
           # Merchant resolution attempted.
           sig do
             returns(
@@ -6059,6 +6063,7 @@ module Increase
             params(
               cardholder_cancellation:
                 Increase::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::CardholderCancellation::OrHash,
+              explanation: String,
               merchant_resolution_attempted:
                 Increase::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::MerchantResolutionAttempted::OrSymbol,
               received_at: Date
@@ -6067,6 +6072,8 @@ module Increase
           def self.new(
             # Cardholder cancellation.
             cardholder_cancellation:,
+            # Explanation of what was ordered and was not as described.
+            explanation:,
             # Merchant resolution attempted.
             merchant_resolution_attempted:,
             # Received at.
@@ -6079,6 +6086,7 @@ module Increase
               {
                 cardholder_cancellation:
                   Increase::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::CardholderCancellation,
+                explanation: String,
                 merchant_resolution_attempted:
                   Increase::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::MerchantResolutionAttempted::OrSymbol,
                 received_at: Date

diff --git a/rbi/increase/models/card_dispute_submit_user_submission_params.rbi b/rbi/increase/models/card_dispute_submit_user_submission_params.rbi
@@ -6250,6 +6250,10 @@ module Increase
             end
             attr_writer :cardholder_cancellation
 
+            # Explanation of what was ordered and was not as described.
+            sig { returns(String) }
+            attr_accessor :explanation
+
             # Merchant resolution attempted.
             sig do
               returns(
@@ -6268,6 +6272,7 @@ module Increase
               params(
                 cardholder_cancellation:
                   Increase::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation::OrHash,
+                explanation: String,
                 merchant_resolution_attempted:
                   Increase::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::MerchantResolutionAttempted::OrSymbol,
                 received_at: Date
@@ -6276,6 +6281,8 @@ module Increase
             def self.new(
               # Cardholder cancellation.
               cardholder_cancellation:,
+              # Explanation of what was ordered and was not as described.
+              explanation:,
               # Merchant resolution attempted.
               merchant_resolution_attempted:,
               # Received at.
@@ -6288,6 +6295,7 @@ module Increase
                 {
                   cardholder_cancellation:
                     Increase::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation,
+                  explanation: String,
                   merchant_resolution_attempted:
                     Increase::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::MerchantResolutionAttempted::OrSymbol,
                   received_at: Date

diff --git a/sig/increase/models/card_dispute.rbs b/sig/increase/models/card_dispute.rbs
@@ -3510,25 +3510,30 @@ module Increase
             type consumer_services_not_as_described =
               {
                 cardholder_cancellation: Increase::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation,
+                explanation: String,
                 merchant_resolution_attempted: Increase::Models::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::merchant_resolution_attempted,
                 received_at: Date
               }
 
             class ConsumerServicesNotAsDescribed < Increase::Internal::Type::BaseModel
               attr_accessor cardholder_cancellation: Increase::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation
 
+              attr_accessor explanation: String
+
               attr_accessor merchant_resolution_attempted: Increase::Models::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::merchant_resolution_attempted
 
               attr_accessor received_at: Date
 
               def initialize: (
                 cardholder_cancellation: Increase::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation,
+                explanation: String,
                 merchant_resolution_attempted: Increase::Models::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::merchant_resolution_attempted,
                 received_at: Date
               ) -> void
 
               def to_hash: -> {
                 cardholder_cancellation: Increase::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation,
+                explanation: String,
                 merchant_resolution_attempted: Increase::Models::CardDispute::Visa::UserSubmission::Chargeback::ConsumerServicesNotAsDescribed::merchant_resolution_attempted,
                 received_at: Date
               }

diff --git a/sig/increase/models/card_dispute_create_params.rbs b/sig/increase/models/card_dispute_create_params.rbs
@@ -2557,25 +2557,30 @@ module Increase
         type consumer_services_not_as_described =
           {
             cardholder_cancellation: Increase::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::CardholderCancellation,
+            explanation: String,
             merchant_resolution_attempted: Increase::Models::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::merchant_resolution_attempted,
             received_at: Date
           }
 
         class ConsumerServicesNotAsDescribed < Increase::Internal::Type::BaseModel
           attr_accessor cardholder_cancellation: Increase::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::CardholderCancellation
 
+          attr_accessor explanation: String
+
           attr_accessor merchant_resolution_attempted: Increase::Models::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::merchant_resolution_attempted
 
           attr_accessor received_at: Date
 
           def initialize: (
             cardholder_cancellation: Increase::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::CardholderCancellation,
+            explanation: String,
             merchant_resolution_attempted: Increase::Models::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::merchant_resolution_attempted,
             received_at: Date
           ) -> void
 
           def to_hash: -> {
             cardholder_cancellation: Increase::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::CardholderCancellation,
+            explanation: String,
             merchant_resolution_attempted: Increase::Models::CardDisputeCreateParams::Visa::ConsumerServicesNotAsDescribed::merchant_resolution_attempted,
             received_at: Date
           }

diff --git a/sig/increase/models/card_dispute_submit_user_submission_params.rbs b/sig/increase/models/card_dispute_submit_user_submission_params.rbs
@@ -2614,25 +2614,30 @@ module Increase
           type consumer_services_not_as_described =
             {
               cardholder_cancellation: Increase::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation,
+              explanation: String,
               merchant_resolution_attempted: Increase::Models::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::merchant_resolution_attempted,
               received_at: Date
             }
 
           class ConsumerServicesNotAsDescribed < Increase::Internal::Type::BaseModel
             attr_accessor cardholder_cancellation: Increase::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation
 
+            attr_accessor explanation: String
+
             attr_accessor merchant_resolution_attempted: Increase::Models::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::merchant_resolution_attempted
 
             attr_accessor received_at: Date
 
             def initialize: (
               cardholder_cancellation: Increase::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation,
+              explanation: String,
               merchant_resolution_attempted: Increase::Models::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::merchant_resolution_attempted,
               received_at: Date
             ) -> void
 
             def to_hash: -> {
               cardholder_cancellation: Increase::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::CardholderCancellation,
+              explanation: String,
               merchant_resolution_attempted: Increase::Models::CardDisputeSubmitUserSubmissionParams::Visa::Chargeback::ConsumerServicesNotAsDescribed::merchant_resolution_attempted,
               received_at: Date
             }