diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6861967..151d97a 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -121,6 +121,27 @@ jobs:
             done
           done
 
+      - name: Create platform tarballs
+        run: |
+          TAG=${{ steps.get_tag.outputs.TAG }}
+          for os in linux darwin windows; do
+            for arch in amd64 arm64; do
+              ext=""
+              if [ "$os" = "windows" ]; then
+                ext=".exe"
+              fi
+              staging="aict-${TAG}-${os}-${arch}"
+              mkdir -p "$staging/completions"
+              cp "aict-${os}-${arch}${ext}" "$staging/aict${ext}"
+              cp "aict-mcp-${os}-${arch}${ext}" "$staging/aict-mcp${ext}"
+              cp completions/aict.bash "$staging/completions/"
+              cp completions/aict.zsh "$staging/completions/"
+              cp LICENSE "$staging/"
+              tar czf "releases/aict-${TAG}-${os}-${arch}.tar.gz" "$staging"
+              rm -rf "$staging"
+            done
+          done
+
       - name: Create checksums
         run: |
           cd releases
@@ -183,3 +204,20 @@ jobs:
           name: releases
           path: releases/
           retention-days: 30
+
+  # Update Homebrew tap formula on new releases
+  update-brew:
+    needs: [release]
+    if: startsWith(github.ref, 'refs/tags/')
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Update Homebrew formula
+        uses: mislav/bump-homebrew-formula-action@v3
+        with:
+          formula-name: aict
+          homebrew-tap: synseqack/homebrew-aict
+          download-url: https://github.com/synseqack/aict/releases/download/${{ github.ref_name }}/aict-${{ github.ref_name }}-darwin-arm64.tar.gz
+        env:
+          COMMITTER_TOKEN: ${{ secrets.HOMEBREW_TAP_TOKEN }}
diff --git a/Formula/aict.rb b/Formula/aict.rb
new file mode 100644
index 0000000..25b3965
--- /dev/null
+++ b/Formula/aict.rb
@@ -0,0 +1,40 @@
+# typed: false
+# frozen_string_literal: true
+
+class Aict < Formula
+  desc "CLI tools with XML/JSON output for AI agents"
+  homepage "https://github.com/synseqack/aict"
+  version "1.0.3"
+  license "MIT"
+
+  on_macos do
+    if Hardware::CPU.arm?
+      url "https://github.com/synseqack/aict/releases/download/v#{version}/aict-v#{version}-darwin-arm64.tar.gz"
+      sha256 "PLACEHOLDER"
+    elsif Hardware::CPU.intel?
+      url "https://github.com/synseqack/aict/releases/download/v#{version}/aict-v#{version}-darwin-amd64.tar.gz"
+      sha256 "PLACEHOLDER"
+    end
+  end
+
+  on_linux do
+    if Hardware::CPU.arm?
+      url "https://github.com/synseqack/aict/releases/download/v#{version}/aict-v#{version}-linux-arm64.tar.gz"
+      sha256 "PLACEHOLDER"
+    elsif Hardware::CPU.intel?
+      url "https://github.com/synseqack/aict/releases/download/v#{version}/aict-v#{version}-linux-amd64.tar.gz"
+      sha256 "PLACEHOLDER"
+    end
+  end
+
+  def install
+    bin.install "aict"
+    bin.install "aict-mcp"
+    bash_completion.install "completions/aict.bash" => "aict"
+    zsh_completion.install "completions/aict.zsh" => "_aict"
+  end
+
+  test do
+    assert_match "aict", shell_output("#{bin}/aict --help")
+  end
+end
diff --git a/README.md b/README.md
index 379c1a1..5206c47 100644
--- a/README.md
+++ b/README.md
@@ -50,18 +50,25 @@ Every field is labeled. Paths are always absolute. Timestamps are Unix integers.
 
 ## Install
 
-**Go install (recommended):**
+### Homebrew (macOS)
 
-```sh
+```bash
+brew tap synseqack/aict
+brew install aict
+```
+
+This installs both `aict` and `aict-mcp` binaries, plus shell completions for bash and zsh.
+
+### Go Install
+
+```
 go install github.com/synseqack/aict@latest
 go install github.com/synseqack/aict/cmd/mcp@latest
 ```
 
-**Pre-built binaries** — download from [Releases](https://github.com/synseqack/aict/releases) for Linux, macOS (Intel + Apple Silicon), and Windows.
-
-**Build from source:**
+### Build from Source
 
-```sh
+```
 git clone https://github.com/synseqack/aict
 cd aict
 go build -o aict .