diff --git a/src/lib/routes/admin-api/archive.ts b/src/lib/routes/admin-api/archive.ts
index b4ed181ec3..f0048d7ae5 100644
--- a/src/lib/routes/admin-api/archive.ts
+++ b/src/lib/routes/admin-api/archive.ts
@@ -42,6 +42,9 @@ export default class ArchiveController extends Controller {
             middleware: [
                 openApiService.validPath({
                     tags: ['Archive'],
+                    summary: 'Get archived features',
+                    description:
+                        'Retrieve a list of all [archived feature toggles](https://docs.getunleash.io/reference/archived-toggles).',
                     operationId: 'getArchivedFeatures',
                     responses: {
                         200: createResponseSchema('featuresSchema'),
@@ -62,6 +65,9 @@ export default class ArchiveController extends Controller {
                 openApiService.validPath({
                     tags: ['Archive'],
                     operationId: 'getArchivedFeaturesByProjectId',
+                    summary: 'Get archived features in project',
+                    description:
+                        'Retrieves a list of archived features that belong to the provided project.',
                     responses: {
                         200: createResponseSchema('featuresSchema'),
                         ...getStandardResponses(401, 403),
diff --git a/src/lib/routes/admin-api/client-metrics.ts b/src/lib/routes/admin-api/client-metrics.ts
index 223b7ac304..e459c20b64 100644
--- a/src/lib/routes/admin-api/client-metrics.ts
+++ b/src/lib/routes/admin-api/client-metrics.ts
@@ -59,8 +59,9 @@ class ClientMetricsController extends Controller {
                 openApiService.validPath({
                     operationId: 'getRawFeatureMetrics',
                     tags: ['Metrics'],
-                    summary:
-                        'Feature usage metrics for the last 48 hours, grouped by hour',
+                    summary: 'Get feature metrics',
+                    description:
+                        'Get usage metrics for a specific feature for the last 48 hours, grouped by hour',
                     responses: {
                         200: createResponseSchema('featureMetricsSchema'),
                         ...getStandardResponses(401, 403, 404),
diff --git a/src/lib/routes/admin-api/project/environments.ts b/src/lib/routes/admin-api/project/environments.ts
index 9231609afc..0e9bcd5cd9 100644
--- a/src/lib/routes/admin-api/project/environments.ts
+++ b/src/lib/routes/admin-api/project/environments.ts
@@ -99,6 +99,7 @@ export default class EnvironmentsController extends Controller {
                 openApiService.validPath({
                     tags: ['Projects'],
                     operationId: 'addDefaultStrategyToProjectEnvironment',
+                    summary: 'Set environment-default strategy',
                     description:
                         'Adds a default strategy for this environment. Unleash will use this strategy by default when enabling a toggle. Use the wild card "*" for `:environment` to add to all environments. ',
                     requestBody: createRequestSchema(
diff --git a/src/lib/routes/admin-api/project/project-features.ts b/src/lib/routes/admin-api/project/project-features.ts
index d3b9327d15..7a8aa97a7e 100644
--- a/src/lib/routes/admin-api/project/project-features.ts
+++ b/src/lib/routes/admin-api/project/project-features.ts
@@ -325,8 +325,10 @@ export default class ProjectFeaturesController extends Controller {
             middleware: [
                 openApiService.validPath({
                     tags: ['Features'],
-                    summary: 'Set the order of strategies on the list',
                     operationId: 'setStrategySortOrder',
+                    summary: 'Set strategy sort order',
+                    description:
+                        'Set the sort order of the provided list of strategies.',
                     requestBody: createRequestSchema(
                         'setStrategySortOrderSchema',
                     ),
diff --git a/src/lib/routes/admin-api/public-signup.ts b/src/lib/routes/admin-api/public-signup.ts
index a7c2381e9c..3ae135e9da 100644
--- a/src/lib/routes/admin-api/public-signup.ts
+++ b/src/lib/routes/admin-api/public-signup.ts
@@ -74,7 +74,8 @@ export class PublicSignupController extends Controller {
             middleware: [
                 openApiService.validPath({
                     tags: ['Public signup tokens'],
-                    summary: 'Retrieve all existing public signup tokens',
+                    summary: 'Get public signup tokens',
+                    description: 'Retrieves all existing public signup tokens.',
                     operationId: 'getAllPublicSignupTokens',
                     responses: {
                         200: createResponseSchema('publicSignupTokensSchema'),
diff --git a/src/lib/routes/public-invite.ts b/src/lib/routes/public-invite.ts
index 0cc91f3c4d..8f95507420 100644
--- a/src/lib/routes/public-invite.ts
+++ b/src/lib/routes/public-invite.ts
@@ -52,7 +52,8 @@ export class PublicInviteController extends Controller {
                 openApiService.validPath({
                     tags: ['Public signup tokens'],
                     operationId: 'validatePublicSignupToken',
-                    summary: `Check whether a public sign-up token exists, has not expired and is enabled`,
+                    summary: `Validate signup token`,
+                    description: `Check whether the provided public sign-up token exists, has not expired and is enabled`,
                     responses: {
                         200: emptyResponse,
                         ...getStandardResponses(400),
diff --git a/src/test/e2e/api/openapi/openapi.e2e.test.ts b/src/test/e2e/api/openapi/openapi.e2e.test.ts
index a54a196f19..9477e7fffb 100644
--- a/src/test/e2e/api/openapi/openapi.e2e.test.ts
+++ b/src/test/e2e/api/openapi/openapi.e2e.test.ts
@@ -192,3 +192,33 @@ test('all tags are listed in the root "tags" list', async () => {
     }
     expect(invalidTags).toStrictEqual({});
 });
+
+test('all API operations have summaries and descriptions', async () => {
+    const { body: spec } = await app.request
+        .get('/docs/openapi.json')
+        .expect('Content-Type', /json/)
+        .expect(200);
+
+    const anomalies = Object.entries(spec.paths).flatMap(([path, data]) => {
+        return Object.entries(data)
+            .map(([verb, operationDescription]) => {
+                if (
+                    'summary' in operationDescription &&
+                    'description' in operationDescription
+                ) {
+                    return undefined;
+                } else {
+                    return [verb, operationDescription.operationId];
+                }
+            })
+            .filter(Boolean)
+            .map(
+                ([verb, operationId]) =>
+                    `${verb.toUpperCase()} ${path} (operation ID: ${operationId})`,
+            );
+    });
+
+    // any items left in the anomalies list is missing either a summary, or a
+    // description, or both.
+    expect(anomalies).toStrictEqual([]);
+});