diff --git a/src/lib/code-sample/ruby.ts b/src/lib/code-sample/ruby.ts
index a35c73a..be22435 100644
--- a/src/lib/code-sample/ruby.ts
+++ b/src/lib/code-sample/ruby.ts
@@ -1,5 +1,7 @@
 import { pascalCase, snakeCase } from 'change-case'
 
+import type { Json, NonNullJson } from 'lib/json.js'
+
 import type { CodeSampleDefinition, Context } from './schema.js'
 
 export const createRubyRequest = (
@@ -8,12 +10,15 @@ export const createRubyRequest = (
 ): string => {
   const parts = request.path.split('/')
   const params = Object.entries(request.parameters)
-    .map(([key, value]) => `${snakeCase(key)}: ${JSON.stringify(value)}`)
+    .map(([key, value]) => `${snakeCase(key)}: ${formatRubyValue(value)}`)
     .join(', ')
 
   return `seam${parts.map((p) => snakeCase(p)).join('.')}(${params})`
 }
 
+const formatRubyValue = (value: Json): string =>
+  value == null ? 'nil' : JSON.stringify(value)
+
 export const createRubyResponse = (
   { response, title }: CodeSampleDefinition,
   context: Context,
@@ -30,13 +35,41 @@ export const createRubyResponse = (
   }
 
   const responseRubyClassName = pascalCase(responseKey)
-  const responseRubyParams = Object.entries(responseValue)
-    .map(([paramKey, paramValue]) => {
-      const formattedValue =
-        paramValue === null ? 'nil' : JSON.stringify(paramValue)
-      return `  ${snakeCase(paramKey)}=${formattedValue}`
+
+  return Array.isArray(responseValue)
+    ? formatRubyArrayResponse(responseValue, responseRubyClassName, title)
+    : formatRubyResponse(responseValue, responseRubyClassName)
+}
+
+const formatRubyArrayResponse = (
+  responseArray: Json[],
+  responseRubyClassName: string,
+  title: string,
+): string => {
+  const formattedItems = responseArray
+    .map((item) => {
+      if (item == null) {
+        throw new Error(`Null value in response array for '${title}'`)
+      }
+      return formatRubyResponse(item, responseRubyClassName)
     })
-    .join('\n')
+    .join(',\n')
+
+  return `[${formattedItems}]`
+}
 
-  return `<Seam::${responseRubyClassName}:0x00000\n${responseRubyParams}>`
+const formatRubyResponse = (
+  responseParams: NonNullJson,
+  responseRubyClassName: string,
+): string => {
+  const params = formatRubyArgs(responseParams)
+  return `<Seam::${responseRubyClassName}:0x00000\n${params}>`
 }
+
+const formatRubyArgs = (jsonParams: NonNullJson): string =>
+  Object.entries(jsonParams as Record<string, Json>)
+    .map(
+      ([paramKey, paramValue]) =>
+        `${snakeCase(paramKey)}=${formatRubyValue(paramValue)}`,
+    )
+    .join('\n')
diff --git a/test/snapshots/blueprint.test.ts.md b/test/snapshots/blueprint.test.ts.md
index d99fd95..5b6a011 100644
--- a/test/snapshots/blueprint.test.ts.md
+++ b/test/snapshots/blueprint.test.ts.md
@@ -77,8 +77,8 @@ Generated by [AVA](https://avajs.dev).
                     ruby: {
                       request: 'seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       response: `<Seam::Foo:0x00000␊
-                        foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33"␊
-                        name="Best foo">`,
+                      foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33"␊
+                      name="Best foo">`,
                       title: 'Ruby',
                     },
                   },
@@ -144,8 +144,8 @@ Generated by [AVA](https://avajs.dev).
                     ruby: {
                       request: 'seam.foos.get(foo_id: "8d7e0b3a-b889-49a7-9164-4b71a0506a33")',
                       response: `<Seam::Foo:0x00000␊
-                        foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33"␊
-                        name="Best foo">`,
+                      foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33"␊
+                      name="Best foo">`,
                       title: 'Ruby',
                     },
                   },
@@ -210,8 +210,9 @@ Generated by [AVA](https://avajs.dev).
                     },
                     ruby: {
                       request: 'seam.foos.list()',
-                      response: `<Seam::Foos:0x00000␊
-                        0={"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo"}>`,
+                      response: `[<Seam::Foos:0x00000␊
+                      foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33"␊
+                      name="Best foo">]`,
                       title: 'Ruby',
                     },
                   },
@@ -276,8 +277,9 @@ Generated by [AVA](https://avajs.dev).
                     },
                     ruby: {
                       request: 'seam.foos.list()',
-                      response: `<Seam::Foos:0x00000␊
-                        0={"foo_id":"8d7e0b3a-b889-49a7-9164-4b71a0506a33","name":"Best foo"}>`,
+                      response: `[<Seam::Foos:0x00000␊
+                      foo_id="8d7e0b3a-b889-49a7-9164-4b71a0506a33"␊
+                      name="Best foo">]`,
                       title: 'Ruby',
                     },
                   },
diff --git a/test/snapshots/blueprint.test.ts.snap b/test/snapshots/blueprint.test.ts.snap
index b721216..2bced83 100644
Binary files a/test/snapshots/blueprint.test.ts.snap and b/test/snapshots/blueprint.test.ts.snap differ