diff --git a/test_runner/src/main/kotlin/ftl/client/google/run/Utils.kt b/test_runner/src/main/kotlin/ftl/client/google/run/Utils.kt
index 0684326337..5c538528ef 100644
--- a/test_runner/src/main/kotlin/ftl/client/google/run/Utils.kt
+++ b/test_runner/src/main/kotlin/ftl/client/google/run/Utils.kt
@@ -3,12 +3,15 @@ package ftl.client.google.run
 import com.google.testing.model.ClientInfoDetail
 import com.google.testing.model.FileReference
 import com.google.testing.model.IosDeviceFile
+import ftl.util.readRevision
+import ftl.util.readVersion
 
 internal fun List<String>.mapGcsPathsToFileReference(): List<FileReference> = map { it.toFileReference() }
 
 fun String.toFileReference(): FileReference = FileReference().setGcsPath(this)
 
-internal fun Map<String, String>.mapToIosDeviceFiles(): List<IosDeviceFile> = map { (testDevicePath, gcsFilePath) -> toIosDeviceFile(testDevicePath, gcsFilePath) }
+internal fun Map<String, String>.mapToIosDeviceFiles(): List<IosDeviceFile> =
+    map { (testDevicePath, gcsFilePath) -> toIosDeviceFile(testDevicePath, gcsFilePath) }
 
 internal fun toIosDeviceFile(testDevicePath: String, gcsFilePath: String = "") = IosDeviceFile().apply {
     if (testDevicePath.contains(":")) {
@@ -21,8 +24,19 @@ internal fun toIosDeviceFile(testDevicePath: String, gcsFilePath: String = "") =
     content = FileReference().setGcsPath(gcsFilePath)
 }
 
-internal fun Map<String, String>.toClientInfoDetailList() = map { (key, value) ->
+internal fun Map<String, String>?.toClientInfoDetailList() =
+    (this ?: emptyMap()).map { (key, value) ->
+        ClientInfoDetail()
+            .setKey(key)
+            .setValue(value)
+    }.addFlankVersionInfo()
+
+private fun List<ClientInfoDetail>.addFlankVersionInfo() = plus(
     ClientInfoDetail()
-        .setKey(key)
-        .setValue(value)
-}
+        .setKey("Flank Version")
+        .setValue(readVersion())
+).plus(
+    ClientInfoDetail()
+        .setKey("Flank Revision")
+        .setValue(readRevision())
+)
diff --git a/test_runner/src/main/kotlin/ftl/client/google/run/android/GcAndroidTestMatrix.kt b/test_runner/src/main/kotlin/ftl/client/google/run/android/GcAndroidTestMatrix.kt
index fd74282151..6765240e1a 100644
--- a/test_runner/src/main/kotlin/ftl/client/google/run/android/GcAndroidTestMatrix.kt
+++ b/test_runner/src/main/kotlin/ftl/client/google/run/android/GcAndroidTestMatrix.kt
@@ -74,7 +74,7 @@ private fun createAndroidTestMatrix(
 private val TestMatrixAndroid.Config.clientInfo
     get() = ClientInfo()
         .setName("Flank")
-        .setClientInfoDetails(clientDetails?.toClientInfoDetailList())
+        .setClientInfoDetails(clientDetails.toClientInfoDetailList())
 
 private val TestMatrixAndroid.Config.environmentMatrix
     get() = EnvironmentMatrix()
diff --git a/test_runner/src/main/kotlin/ftl/client/google/run/ios/GcIosTestMatrix.kt b/test_runner/src/main/kotlin/ftl/client/google/run/ios/GcIosTestMatrix.kt
index d7c0151c40..6daf51eca4 100644
--- a/test_runner/src/main/kotlin/ftl/client/google/run/ios/GcIosTestMatrix.kt
+++ b/test_runner/src/main/kotlin/ftl/client/google/run/ios/GcIosTestMatrix.kt
@@ -90,4 +90,4 @@ private fun getIosTestSetup(
 private fun List<String>.toIosDeviceFiles() = map { path -> toIosDeviceFile(path) }
 
 private val TestMatrixIos.Config.clientInfo
-    get() = ClientInfo().setName("Flank").setClientInfoDetails(clientDetails?.toClientInfoDetailList())
+    get() = ClientInfo().setName("Flank").setClientInfoDetails(clientDetails.toClientInfoDetailList())
diff --git a/test_runner/src/test/kotlin/ftl/args/AndroidArgsTest.kt b/test_runner/src/test/kotlin/ftl/args/AndroidArgsTest.kt
index 4a6a24ef6d..5edeeee2cc 100644
--- a/test_runner/src/test/kotlin/ftl/args/AndroidArgsTest.kt
+++ b/test_runner/src/test/kotlin/ftl/args/AndroidArgsTest.kt
@@ -1388,18 +1388,18 @@ AndroidArgs
         matrixMap.map
             .toList().apply {
                 // test the module which overrides and adds client details
-                first { it.second.clientDetails!!.size == 3 }
+                first { it.second.clientDetails!!.size == 5 }
                     .apply {
                         assertEquals("val1", second.clientDetails!!["key1"])
                         assertEquals("val2", second.clientDetails!!["key2"])
                         assertEquals("overwritten-top-val1", second.clientDetails!!["top-key1"])
                     }
                 // test all other modules got top level client details
-                first { it.second.clientDetails!!.size == 1 }
+                first { it.second.clientDetails!!.size == 3 }
                     .apply {
                         assertEquals("top-val1", second.clientDetails!!["top-key1"])
                     }
-                last { it.second.clientDetails!!.size == 1 }
+                last { it.second.clientDetails!!.size == 3 }
                     .apply {
                         assertEquals("top-val1", second.clientDetails!!["top-key1"])
                     }
@@ -1408,6 +1408,28 @@ AndroidArgs
         assertEquals(3, chunks.size)
     }
 
+    @Test
+    fun `should add flank version to client-details even if client-details is empty`() {
+        val yaml = """
+        gcloud:
+          app: $appApk
+          test: $testApk
+        flank:
+          additional-app-test-apks:
+          - test: $testErrorApk
+          - app: null
+            test: $testErrorApk
+        """.trimIndent()
+
+        val parsedYml = AndroidArgs.load(yaml).validate()
+
+        val (matrixMap) = runBlocking { parsedYml.runAndroidTests() }
+        assertTrue(
+            "Not all matrices have the `Flank Version` client-detail",
+            matrixMap.map.all { it.value.clientDetails!!.containsKey("Flank Version") && it.value.clientDetails!!.containsKey("Flank Revision") }
+        )
+    }
+
     @Test
     fun `cli keep-file-path`() {
         val cli = AndroidRunCommand()
diff --git a/test_runner/src/test/kotlin/ftl/args/IosArgsTest.kt b/test_runner/src/test/kotlin/ftl/args/IosArgsTest.kt
index 3555ac81ea..a437b150cb 100644
--- a/test_runner/src/test/kotlin/ftl/args/IosArgsTest.kt
+++ b/test_runner/src/test/kotlin/ftl/args/IosArgsTest.kt
@@ -10,6 +10,7 @@ import ftl.config.defaultIosConfig
 import ftl.ios.xctest.flattenShardChunks
 import ftl.presentation.cli.firebase.test.ios.IosRunCommand
 import ftl.run.exception.FlankConfigurationError
+import ftl.run.platform.runIosTests
 import ftl.run.status.OutputStyle
 import ftl.test.util.FlankTestRunner
 import ftl.test.util.TestHelper.absolutePath
@@ -18,6 +19,7 @@ import ftl.test.util.TestHelper.getPath
 import ftl.test.util.assertThrowsWithMessage
 import io.mockk.every
 import io.mockk.mockkObject
+import kotlinx.coroutines.runBlocking
 import org.junit.Assert.assertEquals
 import org.junit.Assert.assertFalse
 import org.junit.Assert.assertTrue
@@ -1368,6 +1370,25 @@ IosArgs
         """.trimIndent()
         IosArgs.load(yaml).validate()
     }
+
+    @Test
+    fun `should add flank version to client-details even if client-details is empty`() {
+        val yaml = """
+         gcloud:
+          test: $testPlansPath
+          xctestrun-file: $testPlansXctestrun
+        flank:
+          skip-test-configuration: pl
+        """.trimIndent()
+
+        val parsedYml = IosArgs.load(yaml).validate()
+
+        val (matrixMap) = runBlocking { parsedYml.runIosTests() }
+        assertTrue(
+            "Not all matrices have the `Flank Version` client-detail",
+            matrixMap.map.all { it.value.clientDetails!!.containsKey("Flank Version") && it.value.clientDetails!!.containsKey("Flank Revision") }
+        )
+    }
 }
 
 private fun IosArgs.Companion.load(yamlData: String, cli: IosRunCommand? = null): IosArgs =