diff --git a/.last-synced-sha b/.last-synced-sha
index 047fc7e..1e1c749 100644
--- a/.last-synced-sha
+++ b/.last-synced-sha
@@ -1 +1 @@
-a10d9ecb766d2dd996aecb19aa9c801d78bb7c26
+13aaa9a125fc87d1ed23acd5ef740382510296be
diff --git a/package-lock.json b/package-lock.json
index c6c5cb8..5ac0eea 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,14 +13,14 @@
       },
       "devDependencies": {
         "@types/js-yaml": "^4.0.9",
-        "@types/node": "^25.8.0",
-        "@workos/oagen": "^0.19.0",
-        "@workos/oagen-emitters": "^0.12.2",
+        "@types/node": "^25.9.0",
+        "@workos/oagen": "^0.19.1",
+        "@workos/oagen-emitters": "^0.12.3",
         "diff2html": "^3.4.56",
         "husky": "^9.1.7",
         "js-yaml": "^4.1.1",
         "openapi-to-postmanv2": "^6.0.1",
-        "tsx": "^4.22.0",
+        "tsx": "^4.22.2",
         "typescript": "^6.0.3"
       }
     },
@@ -584,9 +584,9 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "25.8.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.8.0.tgz",
-      "integrity": "sha512-TCFSk8IZh+iLX1xtksoBVtdmgL+1IX0fC9BeU4QqFSuNdN/K+HUlhqOzEmSYYpZUVsLYcPqc9KX+60iDuninSQ==",
+      "version": "25.9.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.9.0.tgz",
+      "integrity": "sha512-AOQwYUNolgy3VosiRqXrACUXTN8nJUtPl7FJXMqZVyxiiCLhQuG3jXKvCS1ALr+Y2OmZhzzLVlYPEqJaiqkaJQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -594,9 +594,9 @@
       }
     },
     "node_modules/@workos/oagen": {
-      "version": "0.19.0",
-      "resolved": "https://registry.npmjs.org/@workos/oagen/-/oagen-0.19.0.tgz",
-      "integrity": "sha512-j+KdHuATfqfNtZymCjlGwrbEZ2Nu4TeSFE/krgd49hEOQo7QcHk2I5JI75NwdLLq2cvoFEnKjI3lfFYzvWx7NA==",
+      "version": "0.19.1",
+      "resolved": "https://registry.npmjs.org/@workos/oagen/-/oagen-0.19.1.tgz",
+      "integrity": "sha512-HzHwzw5BrqVfEi6yAtj73u0gVe/6yhmbRDY+ASxiaQyhNhB0p2btGhzyaeLqxMJe89bOfODyyZFp4XpCGubAHA==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -624,13 +624,13 @@
       }
     },
     "node_modules/@workos/oagen-emitters": {
-      "version": "0.12.2",
-      "resolved": "https://registry.npmjs.org/@workos/oagen-emitters/-/oagen-emitters-0.12.2.tgz",
-      "integrity": "sha512-eX/bNN2RjajlY+YRlDPMbBkWnV4hfiEdo0scRavcLIUovT8pAk7Bwts74nR90Jqs6dc9f9gLsLMpxt5qD8bI0g==",
+      "version": "0.12.3",
+      "resolved": "https://registry.npmjs.org/@workos/oagen-emitters/-/oagen-emitters-0.12.3.tgz",
+      "integrity": "sha512-Mu8hJtiIv+VPWu2GIzJxvXEYWYCyycHrg6DOr3ZyxESdMpbmBIB35apfy8GZilui3GwT92Zv7+C1lc0v9qKf5g==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@workos/oagen": "^0.19.0"
+        "@workos/oagen": "^0.19.1"
       },
       "engines": {
         "node": ">=24.10.0"
@@ -2612,9 +2612,9 @@
       "license": "MIT"
     },
     "node_modules/tsx": {
-      "version": "4.22.0",
-      "resolved": "https://registry.npmjs.org/tsx/-/tsx-4.22.0.tgz",
-      "integrity": "sha512-8ccZMPD69s1AbKXx0C5ddTNZfNjwV04iIKgjZmKfKxMynEtSYcK0Lh7iQFh53fI5Yu4pb9usgAiqyPmEONaALg==",
+      "version": "4.22.2",
+      "resolved": "https://registry.npmjs.org/tsx/-/tsx-4.22.2.tgz",
+      "integrity": "sha512-6w9FwtT8WQqRAyTNR+Z+86kghRqpmOLjXUrBlBT6T+CQGDuIMm0VmAqaFUFBIeKDTGobE6/YSigZYLeomzBaRg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index e43cecd..ba4183c 100644
--- a/package.json
+++ b/package.json
@@ -28,14 +28,14 @@
   },
   "devDependencies": {
     "@types/js-yaml": "^4.0.9",
-    "@types/node": "^25.8.0",
-    "@workos/oagen": "^0.19.0",
-    "@workos/oagen-emitters": "^0.12.2",
+    "@types/node": "^25.9.0",
+    "@workos/oagen": "^0.19.1",
+    "@workos/oagen-emitters": "^0.12.3",
     "diff2html": "^3.4.56",
     "husky": "^9.1.7",
     "js-yaml": "^4.1.1",
     "openapi-to-postmanv2": "^6.0.1",
-    "tsx": "^4.22.0",
+    "tsx": "^4.22.2",
     "typescript": "^6.0.3"
   },
   "dependencies": {
diff --git a/spec/open-api-spec.yaml b/spec/open-api-spec.yaml
index ea97611..bd4ea5d 100644
--- a/spec/open-api-spec.yaml
+++ b/spec/open-api-spec.yaml
@@ -1635,6 +1635,27 @@ paths:
             `after` fetches newer records). Defaults to descending.
           schema:
             $ref: '#/components/schemas/PaginationOrder'
+        - name: resource_id
+          required: false
+          in: query
+          description: Filter assignments by the ID of the resource.
+          schema:
+            example: authz_resource_01HXYZ123456789ABCDEFGH
+            type: string
+        - name: resource_external_id
+          required: false
+          in: query
+          description: Filter assignments by the external ID of the resource.
+          schema:
+            example: project-ext-456
+            type: string
+        - name: resource_type_slug
+          required: false
+          in: query
+          description: Filter assignments by the slug of the resource type.
+          schema:
+            example: project
+            type: string
       responses:
         '200':
           description: OK
@@ -3474,6 +3495,13 @@ paths:
             `after` fetches newer records). Defaults to descending.
           schema:
             $ref: '#/components/schemas/PaginationOrder'
+        - name: role_slug
+          required: false
+          in: query
+          description: Filter assignments by the slug of the role.
+          schema:
+            example: editor
+            type: string
       responses:
         '200':
           description: OK
@@ -3984,13 +4012,6 @@ paths:
           schema:
             type: string
             example: ext-workspace-123
-        - name: search
-          required: false
-          in: query
-          description: Search resources by name.
-          schema:
-            type: string
-            example: Website Redesign
       responses:
         '200':
           description: OK
@@ -4778,6 +4799,13 @@ paths:
             `after` fetches newer records). Defaults to descending.
           schema:
             $ref: '#/components/schemas/PaginationOrder'
+        - name: role_slug
+          required: false
+          in: query
+          description: Filter assignments by the slug of the role.
+          schema:
+            example: editor
+            type: string
       responses:
         '200':
           description: OK
@@ -8963,6 +8991,25 @@ paths:
             application/json:
               schema:
                 $ref: '#/components/schemas/Group'
+        '400':
+          description: Bad Request
+          content:
+            application/json:
+              schema:
+                type: object
+                properties:
+                  code:
+                    type: string
+                    description: The error code identifying the type of error.
+                    example: group_membership_limit_exceeded
+                    const: group_membership_limit_exceeded
+                  message:
+                    type: string
+                    description: A human-readable description of the error.
+                    example: Request could not be processed.
+                required:
+                  - code
+                  - message
         '403':
           description: Forbidden
           content:
@@ -9708,8 +9755,8 @@ paths:
           description: >-
             Can be used to pre-fill the username/email address field of the IdP
             sign-in page for the user, if you know their username ahead of time.
-            Currently supported for OAuth, OpenID Connect, Okta, and Entra ID
-            connections.
+            Currently supported for OAuth, OpenID Connect, Okta, Entra ID, and
+            custom SAML connections.
         - name: nonce
           required: false
           in: query