diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 56c23893..fa87c7ea 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.1.0-alpha.50"
+  ".": "0.1.0-alpha.51"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index d8dd80b1..8d08e99c 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 48
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/finch/finch-bdcc610cd7d5dcb5d3d7598a33957dd673cb81f14ca5d8dc9d41fced4230f114.yml
-openapi_spec_hash: 16dce00b8187a592fab5c88efc7bf7fc
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/finch/finch-c64363d1edd148f74b9e6f3bf2b89348a5be16ee45110a9fd4a96e364b7b85e5.yml
+openapi_spec_hash: c6f18b85810ffad38fe9e7b40a3228a4
 config_hash: 9ae56f40cec7304896138bfad5caf748
diff --git a/CHANGELOG.md b/CHANGELOG.md
index fabe5315..0ffb19d7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.1.0-alpha.51 (2026-07-29)
+
+Full Changelog: [v0.1.0-alpha.50...v0.1.0-alpha.51](https://github.com/Finch-API/finch-api-ruby/compare/v0.1.0-alpha.50...v0.1.0-alpha.51)
+
+### Features
+
+* **api:** api update ([681e5c5](https://github.com/Finch-API/finch-api-ruby/commit/681e5c568238a55e28cc9eb636064f065a1a7cef))
+
 ## 0.1.0-alpha.50 (2026-07-17)
 
 Full Changelog: [v0.1.0-alpha.49...v0.1.0-alpha.50](https://github.com/Finch-API/finch-api-ruby/compare/v0.1.0-alpha.49...v0.1.0-alpha.50)
diff --git a/Gemfile.lock b/Gemfile.lock
index cb27bbff..07103b50 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GIT
 PATH
   remote: .
   specs:
-    finch-api (0.1.0.pre.alpha.50)
+    finch-api (0.1.0.pre.alpha.51)
       cgi
       connection_pool
 
diff --git a/README.md b/README.md
index f4a8f6c6..57a7a6a1 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,7 @@ To use this gem, install via Bundler by adding the following to your application
 <!-- x-release-please-start-version -->
 
 ```ruby
-gem "finch-api", "~> 0.1.0.pre.alpha.50"
+gem "finch-api", "~> 0.1.0.pre.alpha.51"
 ```
 
 <!-- x-release-please-end -->
diff --git a/lib/finch_api/models/connect/session_new_params.rb b/lib/finch_api/models/connect/session_new_params.rb
index 7c361d2e..74d5c8c9 100644
--- a/lib/finch_api/models/connect/session_new_params.rb
+++ b/lib/finch_api/models/connect/session_new_params.rb
@@ -102,6 +102,9 @@ module Product
           INDIVIDUAL = :individual
           PAYMENT = :payment
           PAY_STATEMENT = :pay_statement
+          PLANS = :plans
+          PLANS_DEPENDENTS = :plans_dependents
+          PLANS_ENROLLMENTS = :plans_enrollments
           RECORDKEEPING = :recordkeeping
           SSN = :ssn
 
diff --git a/lib/finch_api/models/connect/session_reauthenticate_params.rb b/lib/finch_api/models/connect/session_reauthenticate_params.rb
index 7f369e0d..35fcd445 100644
--- a/lib/finch_api/models/connect/session_reauthenticate_params.rb
+++ b/lib/finch_api/models/connect/session_reauthenticate_params.rb
@@ -65,6 +65,9 @@ module Product
           INDIVIDUAL = :individual
           PAYMENT = :payment
           PAY_STATEMENT = :pay_statement
+          PLANS = :plans
+          PLANS_DEPENDENTS = :plans_dependents
+          PLANS_ENROLLMENTS = :plans_enrollments
           RECORDKEEPING = :recordkeeping
           SSN = :ssn
 
diff --git a/lib/finch_api/version.rb b/lib/finch_api/version.rb
index 80559d3f..db1109ae 100644
--- a/lib/finch_api/version.rb
+++ b/lib/finch_api/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module FinchAPI
-  VERSION = "0.1.0.pre.alpha.50"
+  VERSION = "0.1.0.pre.alpha.51"
 end
diff --git a/rbi/finch_api/models/connect/session_new_params.rbi b/rbi/finch_api/models/connect/session_new_params.rbi
index 4450ed81..fef3a21d 100644
--- a/rbi/finch_api/models/connect/session_new_params.rbi
+++ b/rbi/finch_api/models/connect/session_new_params.rbi
@@ -199,6 +199,21 @@ module FinchAPI
               :pay_statement,
               FinchAPI::Connect::SessionNewParams::Product::TaggedSymbol
             )
+          PLANS =
+            T.let(
+              :plans,
+              FinchAPI::Connect::SessionNewParams::Product::TaggedSymbol
+            )
+          PLANS_DEPENDENTS =
+            T.let(
+              :plans_dependents,
+              FinchAPI::Connect::SessionNewParams::Product::TaggedSymbol
+            )
+          PLANS_ENROLLMENTS =
+            T.let(
+              :plans_enrollments,
+              FinchAPI::Connect::SessionNewParams::Product::TaggedSymbol
+            )
           RECORDKEEPING =
             T.let(
               :recordkeeping,
diff --git a/rbi/finch_api/models/connect/session_reauthenticate_params.rbi b/rbi/finch_api/models/connect/session_reauthenticate_params.rbi
index 2e48be0e..8784789c 100644
--- a/rbi/finch_api/models/connect/session_reauthenticate_params.rbi
+++ b/rbi/finch_api/models/connect/session_reauthenticate_params.rbi
@@ -151,6 +151,21 @@ module FinchAPI
               :pay_statement,
               FinchAPI::Connect::SessionReauthenticateParams::Product::TaggedSymbol
             )
+          PLANS =
+            T.let(
+              :plans,
+              FinchAPI::Connect::SessionReauthenticateParams::Product::TaggedSymbol
+            )
+          PLANS_DEPENDENTS =
+            T.let(
+              :plans_dependents,
+              FinchAPI::Connect::SessionReauthenticateParams::Product::TaggedSymbol
+            )
+          PLANS_ENROLLMENTS =
+            T.let(
+              :plans_enrollments,
+              FinchAPI::Connect::SessionReauthenticateParams::Product::TaggedSymbol
+            )
           RECORDKEEPING =
             T.let(
               :recordkeeping,
diff --git a/sig/finch_api/models/connect/session_new_params.rbs b/sig/finch_api/models/connect/session_new_params.rbs
index 52443071..f2c0ccba 100644
--- a/sig/finch_api/models/connect/session_new_params.rbs
+++ b/sig/finch_api/models/connect/session_new_params.rbs
@@ -73,6 +73,9 @@ module FinchAPI
           | :individual
           | :payment
           | :pay_statement
+          | :plans
+          | :plans_dependents
+          | :plans_enrollments
           | :recordkeeping
           | :ssn
 
@@ -88,6 +91,9 @@ module FinchAPI
           INDIVIDUAL: :individual
           PAYMENT: :payment
           PAY_STATEMENT: :pay_statement
+          PLANS: :plans
+          PLANS_DEPENDENTS: :plans_dependents
+          PLANS_ENROLLMENTS: :plans_enrollments
           RECORDKEEPING: :recordkeeping
           SSN: :ssn
 
diff --git a/sig/finch_api/models/connect/session_reauthenticate_params.rbs b/sig/finch_api/models/connect/session_reauthenticate_params.rbs
index afdd0a97..c902bd9c 100644
--- a/sig/finch_api/models/connect/session_reauthenticate_params.rbs
+++ b/sig/finch_api/models/connect/session_reauthenticate_params.rbs
@@ -50,6 +50,9 @@ module FinchAPI
           | :individual
           | :payment
           | :pay_statement
+          | :plans
+          | :plans_dependents
+          | :plans_enrollments
           | :recordkeeping
           | :ssn
 
@@ -65,6 +68,9 @@ module FinchAPI
           INDIVIDUAL: :individual
           PAYMENT: :payment
           PAY_STATEMENT: :pay_statement
+          PLANS: :plans
+          PLANS_DEPENDENTS: :plans_dependents
+          PLANS_ENROLLMENTS: :plans_enrollments
           RECORDKEEPING: :recordkeeping
           SSN: :ssn