diff --git a/app/Coding/Iteration.php b/app/Coding/Iteration.php
new file mode 100644
index 0000000..a51ca34
--- /dev/null
+++ b/app/Coding/Iteration.php
@@ -0,0 +1,23 @@
+<?php
+
+namespace App\Coding;
+
+class Iteration extends Base
+{
+    public function create($token, $projectName, $data)
+    {
+        $response = $this->client->request('POST', 'https://e.coding.net/open-api', [
+            'headers' => [
+                'Accept' => 'application/json',
+                'Authorization' => "token ${token}",
+                'Content-Type' => 'application/json'
+            ],
+            'json' => array_merge([
+                'Action' => 'CreateIteration',
+                'ProjectName' => $projectName,
+            ], $data),
+        ]);
+        $result = json_decode($response->getBody(), true);
+        return $result['Response']['Iteration'];
+    }
+}
diff --git a/tests/Unit/CodingIterationTest.php b/tests/Unit/CodingIterationTest.php
new file mode 100644
index 0000000..fd0786a
--- /dev/null
+++ b/tests/Unit/CodingIterationTest.php
@@ -0,0 +1,45 @@
+<?php
+
+namespace Tests\Unit;
+
+use App\Coding\Issue;
+use App\Coding\Iteration;
+use GuzzleHttp\Client;
+use GuzzleHttp\Psr7\Response;
+use Tests\TestCase;
+
+class CodingIterationTest extends TestCase
+{
+    public function testCreateSuccess()
+    {
+        $responseBody = file_get_contents($this->dataDir . 'coding/CreateIterationResponse.json');
+        $codingToken = $this->faker->md5;
+        $codingProjectUri = $this->faker->slug;
+        $data = [
+            'Name' => $this->faker->title,
+        ];
+
+        $clientMock = $this->getMockBuilder(Client::class)->getMock();
+        $clientMock->expects($this->once())
+            ->method('request')
+            ->with(
+                'POST',
+                'https://e.coding.net/open-api',
+                [
+                    'headers' => [
+                        'Accept' => 'application/json',
+                        'Authorization' => "token ${codingToken}",
+                        'Content-Type' => 'application/json'
+                    ],
+                    'json' => array_merge([
+                        'Action' => 'CreateIteration',
+                        'ProjectName' => $codingProjectUri,
+                    ], $data)
+                ]
+            )
+            ->willReturn(new Response(200, [], $responseBody));
+        $coding = new Iteration($clientMock);
+        $result = $coding->create($codingToken, $codingProjectUri, $data);
+        $this->assertEquals(json_decode($responseBody, true)['Response']['Iteration'], $result);
+    }
+}
diff --git a/tests/data/coding/CreateIterationResponse.json b/tests/data/coding/CreateIterationResponse.json
new file mode 100644
index 0000000..a73f9c8
--- /dev/null
+++ b/tests/data/coding/CreateIterationResponse.json
@@ -0,0 +1,24 @@
+{
+   "Response" : {
+      "Iteration" : {
+         "Assignee" : 0,
+         "Code" : 2746,
+         "CompletedCount" : 0,
+         "CompletedPercent" : 0,
+         "Completer" : 0,
+         "CreatedAt" : 1634697259529,
+         "Creator" : 183478,
+         "Deleter" : 0,
+         "EndAt" : -28800000,
+         "Goal" : "",
+         "Name" : "it by cli",
+         "ProcessingCount" : 0,
+         "StartAt" : -28800000,
+         "Starter" : 0,
+         "Status" : "WAIT_PROCESS",
+         "UpdatedAt" : 1634697259529,
+         "WaitProcessCount" : 0
+      },
+      "RequestId" : "58777aa6-e6e4-155a-c99f-415a33615ca6"
+   }
+}