diff --git a/config/base-copilot.settings.json b/config/base-copilot.settings.json
new file mode 100644
index 00000000..985e513a
--- /dev/null
+++ b/config/base-copilot.settings.json
@@ -0,0 +1,10 @@
+{
+  "env": {
+    "ANTHROPIC_BASE_URL": "http://127.0.0.1:8317/api/provider/copilot",
+    "ANTHROPIC_AUTH_TOKEN": "ccs-internal-managed",
+    "ANTHROPIC_MODEL": "gpt-4o",
+    "ANTHROPIC_DEFAULT_OPUS_MODEL": "gpt-4o",
+    "ANTHROPIC_DEFAULT_SONNET_MODEL": "gpt-4o",
+    "ANTHROPIC_DEFAULT_HAIKU_MODEL": "gpt-4o-mini"
+  }
+}
diff --git a/config/base-kiro.settings.json b/config/base-kiro.settings.json
new file mode 100644
index 00000000..e84d0b18
--- /dev/null
+++ b/config/base-kiro.settings.json
@@ -0,0 +1,10 @@
+{
+  "env": {
+    "ANTHROPIC_BASE_URL": "http://127.0.0.1:8317/api/provider/kiro",
+    "ANTHROPIC_AUTH_TOKEN": "ccs-internal-managed",
+    "ANTHROPIC_MODEL": "kiro",
+    "ANTHROPIC_DEFAULT_OPUS_MODEL": "kiro",
+    "ANTHROPIC_DEFAULT_SONNET_MODEL": "kiro",
+    "ANTHROPIC_DEFAULT_HAIKU_MODEL": "kiro"
+  }
+}
diff --git a/src/cliproxy/config-generator.ts b/src/cliproxy/config-generator.ts
index 57022dcd..ea7d1e27 100644
--- a/src/cliproxy/config-generator.ts
+++ b/src/cliproxy/config-generator.ts
@@ -44,8 +44,9 @@ export function getCliproxyWritablePath(): string {
  * v1: Initial config (port, auth-dir, api-keys only)
  * v2: Full-featured config with dashboard, quota mgmt, simplified key
  * v3: Logging disabled by default (user opt-in via ~/.ccs/config.yaml)
+ * v4: Added Kiro (AWS) and GitHub Copilot providers
  */
-export const CLIPROXY_CONFIG_VERSION = 3;
+export const CLIPROXY_CONFIG_VERSION = 4;
 
 /** Provider display names (static metadata) */
 const PROVIDER_DISPLAY_NAMES: Record<CLIProxyProvider, string> = {
@@ -54,6 +55,8 @@ const PROVIDER_DISPLAY_NAMES: Record<CLIProxyProvider, string> = {
   agy: 'Antigravity',
   qwen: 'Qwen Code',
   iflow: 'iFlow',
+  kiro: 'Kiro (AWS)',
+  copilot: 'GitHub Copilot',
 };
 
 /**
diff --git a/src/cliproxy/platform-detector.ts b/src/cliproxy/platform-detector.ts
index b3f45984..004f835a 100644
--- a/src/cliproxy/platform-detector.ts
+++ b/src/cliproxy/platform-detector.ts
@@ -8,10 +8,11 @@
 import { PlatformInfo, SupportedOS, SupportedArch, ArchiveExtension } from './types';
 
 /**
- * CLIProxyAPI fallback version (used when GitHub API unavailable)
+ * CLIProxyAPIPlus fallback version (used when GitHub API unavailable)
  * Auto-update fetches latest from GitHub; this is only a safety net
+ * Note: CLIProxyAPIPlus uses v6.6.X-0 suffix pattern
  */
-export const CLIPROXY_FALLBACK_VERSION = '6.5.53';
+export const CLIPROXY_FALLBACK_VERSION = '6.6.40-0';
 
 /** @deprecated Use CLIPROXY_FALLBACK_VERSION instead */
 export const CLIPROXY_VERSION = CLIPROXY_FALLBACK_VERSION;
diff --git a/src/cliproxy/services/variant-config-adapter.ts b/src/cliproxy/services/variant-config-adapter.ts
index a4b09058..12461d6a 100644
--- a/src/cliproxy/services/variant-config-adapter.ts
+++ b/src/cliproxy/services/variant-config-adapter.ts
@@ -80,7 +80,7 @@ export function saveVariantUnified(
   if (!config.cliproxy) {
     config.cliproxy = {
       oauth_accounts: {},
-      providers: ['gemini', 'codex', 'agy', 'qwen', 'iflow'],
+      providers: ['gemini', 'codex', 'agy', 'qwen', 'iflow', 'kiro', 'copilot'],
       variants: {},
     };
   }
diff --git a/src/cliproxy/types.ts b/src/cliproxy/types.ts
index 9fc1c1a9..b6cb745a 100644
--- a/src/cliproxy/types.ts
+++ b/src/cliproxy/types.ts
@@ -114,8 +114,10 @@ export interface DownloadResult {
  * - agy: Antigravity via OAuth (short name for easy usage)
  * - qwen: Qwen Code via OAuth (qwen3-coder)
  * - iflow: iFlow via OAuth
+ * - kiro: Kiro (AWS CodeWhisperer) via OAuth
+ * - copilot: GitHub Copilot via Device Code
  */
-export type CLIProxyProvider = 'gemini' | 'codex' | 'agy' | 'qwen' | 'iflow';
+export type CLIProxyProvider = 'gemini' | 'codex' | 'agy' | 'qwen' | 'iflow' | 'kiro' | 'copilot';
 
 /**
  * CLIProxy config.yaml structure (minimal)
diff --git a/src/config/unified-config-types.ts b/src/config/unified-config-types.ts
index f8548cec..812b89eb 100644
--- a/src/config/unified-config-types.ts
+++ b/src/config/unified-config-types.ts
@@ -58,7 +58,7 @@ export type OAuthAccounts = Record<string, string>;
  */
 export interface CLIProxyVariantConfig {
   /** Base provider to use */
-  provider: 'gemini' | 'codex' | 'agy' | 'qwen' | 'iflow';
+  provider: 'gemini' | 'codex' | 'agy' | 'qwen' | 'iflow' | 'kiro' | 'copilot';
   /** Account nickname (references oauth_accounts) */
   account?: string;
   /** Path to settings file (e.g., "~/.ccs/gemini-custom.settings.json") */