diff --git a/.changeset/light-birds-admire.md b/.changeset/light-birds-admire.md
new file mode 100644
index 00000000000..bc6cdb620aa
--- /dev/null
+++ b/.changeset/light-birds-admire.md
@@ -0,0 +1,5 @@
+---
+"kilo-code": minor
+---
+
+send x-kilocode-mode header
diff --git a/src/api/providers/__tests__/kilocode-openrouter.spec.ts b/src/api/providers/__tests__/kilocode-openrouter.spec.ts
index 5418b0b7d1e..36e7bddf7aa 100644
--- a/src/api/providers/__tests__/kilocode-openrouter.spec.ts
+++ b/src/api/providers/__tests__/kilocode-openrouter.spec.ts
@@ -22,6 +22,7 @@ import {
 	X_KILOCODE_ORGANIZATIONID,
 	X_KILOCODE_PROJECTID,
 	X_KILOCODE_EDITORNAME,
+	X_KILOCODE_MODE,
 } from "../../../shared/kilocode/headers"
 import { streamSse } from "../../../services/continuedev/core/fetch/stream"
 
@@ -81,6 +82,7 @@ describe("KilocodeOpenrouterHandler", () => {
 
 			expect(result).toEqual({
 				headers: {
+					[X_KILOCODE_MODE]: "code",
 					[X_KILOCODE_TASKID]: "test-task-id",
 					[X_KILOCODE_EDITORNAME]: "Visual Studio Code 1.85.0",
 				},
@@ -96,6 +98,7 @@ describe("KilocodeOpenrouterHandler", () => {
 
 			expect(result).toEqual({
 				headers: {
+					[X_KILOCODE_MODE]: "code",
 					[X_KILOCODE_TASKID]: "test-task-id",
 					[X_KILOCODE_ORGANIZATIONID]: "test-org-id",
 					[X_KILOCODE_EDITORNAME]: "Visual Studio Code 1.85.0",
@@ -116,6 +119,7 @@ describe("KilocodeOpenrouterHandler", () => {
 
 			expect(result).toEqual({
 				headers: {
+					[X_KILOCODE_MODE]: "code",
 					[X_KILOCODE_TASKID]: "test-task-id",
 					[X_KILOCODE_ORGANIZATIONID]: "test-org-id",
 					[X_KILOCODE_PROJECTID]: "https://github.com/user/repo.git",
@@ -137,6 +141,7 @@ describe("KilocodeOpenrouterHandler", () => {
 
 			expect(result).toEqual({
 				headers: {
+					[X_KILOCODE_MODE]: "code",
 					[X_KILOCODE_TASKID]: "test-task-id",
 					[X_KILOCODE_PROJECTID]: "https://github.com/user/repo.git",
 					[X_KILOCODE_ORGANIZATIONID]: "test-org-id",
@@ -154,6 +159,7 @@ describe("KilocodeOpenrouterHandler", () => {
 
 			expect(result).toEqual({
 				headers: {
+					[X_KILOCODE_MODE]: "code",
 					[X_KILOCODE_TASKID]: "test-task-id",
 					[X_KILOCODE_ORGANIZATIONID]: "test-org-id",
 					[X_KILOCODE_EDITORNAME]: "Visual Studio Code 1.85.0",
@@ -172,6 +178,7 @@ describe("KilocodeOpenrouterHandler", () => {
 
 			expect(result).toEqual({
 				headers: {
+					[X_KILOCODE_MODE]: "code",
 					[X_KILOCODE_TASKID]: "test-task-id",
 					[X_KILOCODE_EDITORNAME]: "Visual Studio Code 1.85.0",
 				},
@@ -229,6 +236,7 @@ describe("KilocodeOpenrouterHandler", () => {
 				// kilocode_change start
 				expect.objectContaining({
 					headers: expect.objectContaining({
+						[X_KILOCODE_MODE]: "code",
 						[X_KILOCODE_TASKID]: "test-task-id",
 						[X_KILOCODE_PROJECTID]: "https://github.com/user/repo.git",
 						[X_KILOCODE_ORGANIZATIONID]: "test-org-id",
diff --git a/src/api/providers/kilocode-openrouter.ts b/src/api/providers/kilocode-openrouter.ts
index 6128465124b..28d3bd68f76 100644
--- a/src/api/providers/kilocode-openrouter.ts
+++ b/src/api/providers/kilocode-openrouter.ts
@@ -13,6 +13,7 @@ import {
 	X_KILOCODE_ORGANIZATIONID,
 	X_KILOCODE_TASKID,
 	X_KILOCODE_PROJECTID,
+	X_KILOCODE_MODE,
 	X_KILOCODE_TESTER,
 	X_KILOCODE_EDITORNAME,
 } from "../../shared/kilocode/headers"
@@ -59,6 +60,10 @@ export class KilocodeOpenrouterHandler extends OpenRouterHandler {
 			[X_KILOCODE_EDITORNAME]: getEditorNameHeader(),
 		}
 
+		if (metadata?.mode) {
+			headers[X_KILOCODE_MODE] = metadata.mode
+		}
+
 		if (metadata?.taskId) {
 			headers[X_KILOCODE_TASKID] = metadata.taskId
 		}
diff --git a/src/shared/kilocode/headers.ts b/src/shared/kilocode/headers.ts
index 080606622a8..a876f2260ef 100644
--- a/src/shared/kilocode/headers.ts
+++ b/src/shared/kilocode/headers.ts
@@ -3,4 +3,5 @@ export const X_KILOCODE_ORGANIZATIONID = "X-KiloCode-OrganizationId"
 export const X_KILOCODE_TASKID = "X-KiloCode-TaskId"
 export const X_KILOCODE_PROJECTID = "X-KiloCode-ProjectId"
 export const X_KILOCODE_EDITORNAME = "X-KiloCode-EditorName"
+export const X_KILOCODE_MODE = "X-KiloCode-Mode"
 export const X_KILOCODE_TESTER = "X-KILOCODE-TESTER"