diff --git a/.github/workflows/update-post-release-readme-urls.yml b/.github/workflows/update-post-release-readme-urls.yml
new file mode 100644
index 000000000..60064b319
--- /dev/null
+++ b/.github/workflows/update-post-release-readme-urls.yml
@@ -0,0 +1,41 @@
+name: Update (Post Release) README URLs
+
+on:
+  release:
+    types:
+      - released
+  workflow_dispatch:
+    inputs:
+      tag:
+        description: 'Release tag (e.g., v0.9.0-alpha.7)'
+        required: true
+        type: string
+
+permissions:
+  contents: write
+
+jobs:
+  update:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v6
+
+      - uses: pnpm/action-setup@v4
+        with:
+          run_install: false
+      - uses: actions/setup-node@v6
+        with:
+          node-version: lts/*
+          cache: pnpm
+      - run: pnpm install --frozen-lockfile
+
+      - name: Update README download links
+        run: pnpm -F @proj-airi/stage-tamagotchi exec tsx scripts/update-readme-download-links.ts ${{ github.event.release.tag_name || inputs.tag }}
+
+      - name: Pull with rebase
+        run: git pull --rebase --autostash
+
+      - uses: stefanzweifel/git-auto-commit-action@v6
+        with:
+          commit_message: 'chore: update README release artifacts to ${{ github.event.release.tag_name || inputs.tag }}'
+          commit_author: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
diff --git a/apps/stage-tamagotchi/scripts/update-readme-download-links.ts b/apps/stage-tamagotchi/scripts/update-readme-download-links.ts
new file mode 100644
index 000000000..8604740a6
--- /dev/null
+++ b/apps/stage-tamagotchi/scripts/update-readme-download-links.ts
@@ -0,0 +1,83 @@
+import process from 'node:process'
+
+import { readdir, readFile, writeFile } from 'node:fs/promises'
+import { resolve } from 'node:path'
+
+import { getFilenames } from './utils'
+
+const ROOT_DIR = resolve(import.meta.dirname, '..', '..', '..')
+const DOCS_DIR = resolve(ROOT_DIR, 'docs')
+
+// GitHub releases download URLs
+const GITHUB_WINDOWS_RE = /https:\/\/github\.com\/moeru-ai\/airi\/releases\/download\/v[^/]+\/AIRI-[^")\s]+-windows-x64-setup\.exe/g
+const GITHUB_MACOS_RE = /https:\/\/github\.com\/moeru-ai\/airi\/releases\/download\/v[^/]+\/AIRI-[^")\s]+-darwin-arm64\.dmg/g
+
+// Aliyun OSS mirror download URLs (used by zh-CN README)
+const OSS_WINDOWS_RE = /https:\/\/static-cn-proj-airi\.oss-cn-shanghai\.aliyuncs\.com\/artifacts\/apps\/desktop\/versions\/v[^/]+\/AIRI-[^")\s]+-windows-x64-setup\.exe/g
+const OSS_MACOS_RE = /https:\/\/static-cn-proj-airi\.oss-cn-shanghai\.aliyuncs\.com\/artifacts\/apps\/desktop\/versions\/v[^/]+\/AIRI-[^")\s]+-darwin-arm64\.dmg/g
+
+async function main() {
+  const version = process.argv[2]
+  if (!version) {
+    console.error('Usage: tsx update-readme-download-links.ts <version>')
+    console.error('Example: tsx update-readme-download-links.ts v0.9.0-alpha.7')
+    process.exit(1)
+  }
+
+  const cleanVersion = version.replace(/^v/, '')
+  const releaseOptions = { release: true, autoTag: false, tag: [cleanVersion] }
+
+  const windowsFilenames = await getFilenames('x86_64-pc-windows-msvc', releaseOptions)
+  const macosFilenames = await getFilenames('aarch64-apple-darwin', releaseOptions)
+
+  const windowsExe = windowsFilenames.find(f => f.extension === 'exe')?.releaseArtifactFilename
+  const macosDmg = macosFilenames.find(f => f.extension === 'dmg')?.releaseArtifactFilename
+
+  if (!windowsExe || !macosDmg) {
+    console.error('Failed to determine artifact filenames')
+    process.exit(1)
+  }
+
+  console.info(`Windows: ${windowsExe}`)
+  console.info(`macOS: ${macosDmg}`)
+
+  function updateContent(content: string): string {
+    return content
+      .replace(GITHUB_WINDOWS_RE, `https://github.com/moeru-ai/airi/releases/download/v${cleanVersion}/${windowsExe}`)
+      .replace(GITHUB_MACOS_RE, `https://github.com/moeru-ai/airi/releases/download/v${cleanVersion}/${macosDmg}`)
+      .replace(OSS_WINDOWS_RE, `https://static-cn-proj-airi.oss-cn-shanghai.aliyuncs.com/artifacts/apps/desktop/versions/v${cleanVersion}/${windowsExe}`)
+      .replace(OSS_MACOS_RE, `https://static-cn-proj-airi.oss-cn-shanghai.aliyuncs.com/artifacts/apps/desktop/versions/v${cleanVersion}/${macosDmg}`)
+  }
+
+  const readmeFiles: string[] = [
+    resolve(ROOT_DIR, 'README.md'),
+  ]
+
+  const docsFiles = await readdir(DOCS_DIR)
+  for (const file of docsFiles) {
+    if (file.startsWith('README') && file.endsWith('.md')) {
+      readmeFiles.push(resolve(DOCS_DIR, file))
+    }
+  }
+
+  let updatedCount = 0
+  for (const filePath of readmeFiles) {
+    const content = await readFile(filePath, 'utf-8')
+    const updated = updateContent(content)
+    if (content !== updated) {
+      await writeFile(filePath, updated, 'utf-8')
+      console.info(`Updated: ${filePath}`)
+      updatedCount++
+    }
+    else {
+      console.info(`No changes: ${filePath}`)
+    }
+  }
+
+  console.info(`\nDone. Updated ${updatedCount} file(s).`)
+}
+
+main().catch((error) => {
+  console.error('Error:', error)
+  process.exit(1)
+})