diff --git a/Formula/m/mcp-reasoner.rb b/Formula/m/mcp-reasoner.rb
new file mode 100644
index 0000000000..929da70f7a
--- /dev/null
+++ b/Formula/m/mcp-reasoner.rb
@@ -0,0 +1,31 @@
+class McpReasoner < Formula
+  desc "MCP server for beam search and thought evaluation"
+  homepage "https://github.com/Jacck/mcp-reasoner"
+  url "https://registry.npmjs.org/@mseep/mcp-reasoner/-/mcp-reasoner-2.0.0.tgz"
+  sha256 "cf03037abee12121e720fa38bf04983d3729c1f01af525a555aba3c21fa86084"
+  license "MIT"
+
+  depends_on "node"
+
+  def install
+    system "npm", "install", *std_npm_args
+
+    (bin/"mcp-reasoner").write <<~SH
+      #!/bin/bash
+      exec "#{Formula["node"].opt_bin}/node" \
+        "#{libexec}/lib/node_modules/@mseep/mcp-reasoner/dist/index.js" "$@"
+    SH
+  end
+
+  test do
+    json = <<~JSON
+      {"jsonrpc":"2.0","id":1,"method":"initialize","params":{"protocolVersion":"2025-03-26","capabilities":{},"clientInfo":{"name":"homebrew","version":"1.0"}}}
+      {"jsonrpc":"2.0","method":"notifications/initialized","params":{}}
+      {"jsonrpc":"2.0","id":2,"method":"tools/list","params":{}}
+    JSON
+
+    output = pipe_output(bin/"mcp-reasoner", json, 0)
+    assert_match "\"name\":\"mcp-reasoner\"", output
+    assert_match "\"strategyType\"", output
+  end
+end