diff --git a/docs/CONFIGURATION.md b/docs/CONFIGURATION.md
index d35e0831c..892ce43b6 100644
--- a/docs/CONFIGURATION.md
+++ b/docs/CONFIGURATION.md
@@ -425,7 +425,7 @@ The intent is the same as the Claude profile tiers -- use a stronger model for p
 | Value | Behavior | Use When |
 |-------|----------|----------|
 | `false` (default) | Returns Claude aliases (`opus`, `sonnet`, `haiku`) | Claude Code with native Anthropic API |
-| `true` | Maps aliases to full Claude model IDs (`claude-opus-4-0`) | Claude Code with API that requires full IDs |
+| `true` | Maps aliases to full Claude model IDs (`claude-opus-4-6`) | Claude Code with API that requires full IDs |
 | `"omit"` | Returns empty string (runtime picks its default) | Non-Claude runtimes (Codex, OpenCode, Gemini CLI, Kilo) |
 
 ### Profile Philosophy
diff --git a/docs/ja-JP/CONFIGURATION.md b/docs/ja-JP/CONFIGURATION.md
index 3e0f42364..9ea2ca621 100644
--- a/docs/ja-JP/CONFIGURATION.md
+++ b/docs/ja-JP/CONFIGURATION.md
@@ -331,7 +331,7 @@ GSD が非 Claude ランタイム向けにインストールされると、イ
 | 値 | 動作 | 使用場面 |
 |----|------|---------|
 | `false`（デフォルト） | Claude エイリアス（`opus`、`sonnet`、`haiku`）を返す | Claude Code + ネイティブ Anthropic API |
-| `true` | エイリアスを完全な Claude モデル ID（`claude-opus-4-0`）にマッピング | 完全な ID が必要な API を使用する Claude Code |
+| `true` | エイリアスを完全な Claude モデル ID（`claude-opus-4-6`）にマッピング | 完全な ID が必要な API を使用する Claude Code |
 | `"omit"` | 空文字列を返す（ランタイムがデフォルトを選択） | 非 Claude ランタイム（Codex、OpenCode、Gemini CLI、Kilo） |
 
 ### プロファイルの設計思想
diff --git a/docs/ko-KR/CONFIGURATION.md b/docs/ko-KR/CONFIGURATION.md
index a6c15ddcd..a8f67164c 100644
--- a/docs/ko-KR/CONFIGURATION.md
+++ b/docs/ko-KR/CONFIGURATION.md
@@ -331,7 +331,7 @@ quick 태스크 브랜칭 예시:
 | 값 | 동작 | 사용 시점 |
 |----|------|----------|
 | `false` (기본값) | Claude 별칭 반환 (`opus`, `sonnet`, `haiku`) | 네이티브 Anthropic API를 사용하는 Claude Code |
-| `true` | 별칭을 전체 Claude 모델 ID로 매핑 (`claude-opus-4-0`) | 전체 ID가 필요한 API를 사용하는 Claude Code |
+| `true` | 별칭을 전체 Claude 모델 ID로 매핑 (`claude-opus-4-6`) | 전체 ID가 필요한 API를 사용하는 Claude Code |
 | `"omit"` | 빈 문자열 반환 (런타임이 기본값 선택) | 비 Claude 런타임 (Codex, OpenCode, Gemini CLI, Kilo) |
 
 ### 프로필 철학
diff --git a/get-shit-done/bin/lib/core.cjs b/get-shit-done/bin/lib/core.cjs
index 20a6ab4b5..4afc6e4cc 100644
--- a/get-shit-done/bin/lib/core.cjs
+++ b/get-shit-done/bin/lib/core.cjs
@@ -1258,9 +1258,9 @@ function checkAgentsInstalled() {
  * Users can override with model_overrides in config.json for custom/latest models.
  */
 const MODEL_ALIAS_MAP = {
-  'opus': 'claude-opus-4-0',
-  'sonnet': 'claude-sonnet-4-5',
-  'haiku': 'claude-haiku-3-5',
+  'opus': 'claude-opus-4-6',
+  'sonnet': 'claude-sonnet-4-6',
+  'haiku': 'claude-haiku-4-5',
 };
 
 function resolveModelInternal(cwd, agentType) {
diff --git a/sdk/src/session-runner.ts b/sdk/src/session-runner.ts
index aacc7a4dc..716f0da81 100644
--- a/sdk/src/session-runner.ts
+++ b/sdk/src/session-runner.ts
@@ -29,7 +29,7 @@ function resolveModel(options?: SessionOptions, config?: GSDConfig): string | un
     const profileMap: Record<string, string> = {
       balanced: 'claude-sonnet-4-6',
       quality: 'claude-opus-4-6',
-      speed: 'claude-haiku-3-5',
+      speed: 'claude-haiku-4-5',
     };
     return profileMap[config.model_profile] ?? config.model_profile;
   }