diff --git a/CHANGELOG.md b/CHANGELOG.md
index d783172a..c823f01f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,6 +6,18 @@ The format follows [Keep a Changelog](https://keepachangelog.com/en/1.1.0/), and
 
 [中文版](CHANGELOG.zh.md) · [README](README.md) · [Contributing](CONTRIBUTING.md)
 
+## [2.5.1] - 2026-10-23
+
+### Added
+
+- **Console login**: Support `--no-browser` for manually opening the login URL and `--token-stdin` for importing and validating console credentials from standard input.
+- **Agent attribution**: Support declaring the calling Agent, Skill name and version; undeclared callers remain unknown.
+
+### Fixed
+
+- **Login completion**: Handle fast browser callbacks reliably and report a timeout when no credentials are received.
+- **Credential refresh**: Correct region selection and validate the retried request before saving refreshed credentials.
+
 ## [2.5.0] - 2026-10-20
 
 ### Added
diff --git a/CHANGELOG.zh.md b/CHANGELOG.zh.md
index c8cd9346..3789bac3 100644
--- a/CHANGELOG.zh.md
+++ b/CHANGELOG.zh.md
@@ -6,6 +6,18 @@
 
 [English](CHANGELOG.md) · [README](README.zh.md) · [参与贡献](CONTRIBUTING.zh.md)
 
+## [2.5.1] - 2026-10-23
+
+### 新增
+
+- **控制台登录**：支持 `--no-browser` 手动打开登录地址，以及 `--token-stdin` 从标准输入导入并校验控制台凭证。
+- **Agent 调用标识**：支持声明 Agent 来源、Skill 名称和版本；未声明来源记为未知。
+
+### 修复
+
+- **登录完成判定**：修复浏览器快速回调时的登录状态处理，未收到凭证时明确报告超时。
+- **凭证刷新**：修复控制台凭证刷新的地域选择，刷新后验证请求成功再保存凭证。
+
 ## [2.5.0] - 2026-10-20
 
 ### 新增