diff --git a/.last-synced-sha b/.last-synced-sha
index 7a4d4b8..948bd69 100644
--- a/.last-synced-sha
+++ b/.last-synced-sha
@@ -1 +1 @@
-6511eaa51b6a7897e843df1f589f6f72871db04f
+c415b7f3d2a9fb874211e07a20f0877d72c6d8a7
diff --git a/spec/open-api-spec.yaml b/spec/open-api-spec.yaml
index 9edf3c1..f233ba5 100644
--- a/spec/open-api-spec.yaml
+++ b/spec/open-api-spec.yaml
@@ -12531,11 +12531,19 @@ paths:
                       example: '123456'
                     verification_id:
                       type: string
-                      description: The ID of the Radar SMS verification being confirmed.
+                      description: >-
+                        The ID of the Radar SMS verification being confirmed.
+                        Required for sign-up challenges; omitted for sign-in
+                        challenges, where the verification is resolved
+                        server-side.
                       example: vrf_01HXYZ123456789ABCDEFGHIJ
                     phone_number:
                       type: string
-                      description: The phone number the Radar SMS challenge was sent to.
+                      description: >-
+                        The phone number the Radar SMS challenge was sent to.
+                        Required for sign-up challenges; omitted for sign-in
+                        challenges, where the phone number on file is resolved
+                        server-side.
                       example: '+15555550123'
                     pending_authentication_token:
                       type: string
@@ -12560,8 +12568,6 @@ paths:
                     - client_secret
                     - grant_type
                     - code
-                    - verification_id
-                    - phone_number
                     - pending_authentication_token
                 - type: object
                   properties:
@@ -12731,6 +12737,34 @@ paths:
                     required:
                       - code
                       - message
+                  - type: object
+                    properties:
+                      code:
+                        type: string
+                        description: The error code identifying the type of error.
+                        example: phone_number_required
+                        const: phone_number_required
+                      message:
+                        type: string
+                        description: A human-readable description of the error.
+                        example: Request could not be processed.
+                    required:
+                      - code
+                      - message
+                  - type: object
+                    properties:
+                      code:
+                        type: string
+                        description: The error code identifying the type of error.
+                        example: verification_id_required
+                        const: verification_id_required
+                      message:
+                        type: string
+                        description: A human-readable description of the error.
+                        example: Request could not be processed.
+                    required:
+                      - code
+                      - message
                   - type: object
                     properties:
                       error:
@@ -13231,6 +13265,20 @@ paths:
                     required:
                       - code
                       - message
+                  - type: object
+                    properties:
+                      code:
+                        type: string
+                        description: The error code identifying the type of error.
+                        example: radar_sms_sign_in_challenge
+                        const: radar_sms_sign_in_challenge
+                      message:
+                        type: string
+                        description: A human-readable description of the error.
+                        example: Request could not be processed.
+                    required:
+                      - code
+                      - message
                   - type: object
                     properties:
                       code:
@@ -36538,6 +36586,34 @@ components:
             The last four characters of the API key, or `null` for OAuth
             connections.
           example: null
+        client_id:
+          type:
+            - string
+            - 'null'
+          description: >-
+            The client ID supplied for this connection. Only present when
+            `auth_method` is `client_credentials`.
+          example: 3MVG9dZJodJWxft2VoStSCVwPFsx0eDcpVc
+        client_secret_last_4:
+          type:
+            - string
+            - 'null'
+          description: >-
+            The last four characters of the client secret supplied for this
+            connection, or `null` when it can't be read. Only present when
+            `auth_method` is `client_credentials`.
+          example: cdef
+        config:
+          type: object
+          additionalProperties:
+            type: string
+          description: >-
+            The connection-level configuration values stored for this connection
+            — the fields the provider declares at `installation` scope,
+            excluding any it declares as secret. Only present when `auth_method`
+            is `client_credentials`.
+          example:
+            instance_url: https://example.my.salesforce.com
         state:
           type: string
           enum:
@@ -36733,6 +36809,36 @@ components:
                           The last four characters of the API key, or `null` for
                           OAuth connections.
                         example: null
+                      client_id:
+                        type:
+                          - string
+                          - 'null'
+                        description: >-
+                          The client ID supplied for this connection. Only
+                          present when `auth_method` is `client_credentials`.
+                        example: 3MVG9dZJodJWxft2VoStSCVwPFsx0eDcpVc
+                      client_secret_last_4:
+                        type:
+                          - string
+                          - 'null'
+                        description: >-
+                          The last four characters of the client secret supplied
+                          for this connection, or `null` when it can't be read.
+                          Only present when `auth_method` is
+                          `client_credentials`.
+                        example: cdef
+                      config:
+                        type: object
+                        additionalProperties:
+                          type: string
+                        description: >-
+                          The connection-level configuration values stored for
+                          this connection — the fields the provider declares at
+                          `installation` scope, excluding any it declares as
+                          secret. Only present when `auth_method` is
+                          `client_credentials`.
+                        example:
+                          instance_url: https://example.my.salesforce.com
                       state:
                         type: string
                         enum: