diff --git a/www/astro.config.mjs b/www/astro.config.mjs
index 0d7e4c1..200785d 100644
--- a/www/astro.config.mjs
+++ b/www/astro.config.mjs
@@ -1,10 +1,35 @@
+import sitemap from "@astrojs/sitemap";
 import starlight from "@astrojs/starlight";
 import { defineConfig } from "astro/config";
 
+// Canonical site URL — required for sitemap, canonical links,
+// and the absolute URLs Starlight emits in Open Graph/Twitter meta.
+const SITE_URL = "https://simple-stack.dev";
+
+// Site-wide structured data (Organization) for AEO / AI citations.
+// Helps ChatGPT, Perplexity, Gemini, and Google AI Overviews
+// disambiguate the project as an entity.
+const organizationJsonLd = {
+	"@context": "https://schema.org",
+	"@type": "Organization",
+	name: "Simple Stack",
+	url: SITE_URL,
+	logo: `${SITE_URL}/favicon.svg`,
+	description:
+		"Simple Stack is a suite of small, focused open-source tools for Astro and Vite that simplify common web development workflows.",
+	sameAs: [
+		"https://github.com/bholmesdev/simple-stack",
+		"https://wtw.dev/chat",
+	],
+};
+
 export default defineConfig({
+	site: SITE_URL,
 	integrations: [
 		starlight({
 			title: "Simple Stack 🌱",
+			description:
+				"A suite of small, focused tools for Astro and Vite. Includes Simple Store, Simple Scope, and Simple Query — built to simplify your workflow.",
 			social: [
 				{
 					icon: "github",
@@ -13,6 +38,13 @@ export default defineConfig({
 				},
 				{ icon: "discord", label: "Discord", href: "https://wtw.dev/chat" },
 			],
+			head: [
+				{
+					tag: "script",
+					attrs: { type: "application/ld+json" },
+					content: JSON.stringify(organizationJsonLd),
+				},
+			],
 			sidebar: [
 				{
 					label: "💾 Store",
@@ -44,5 +76,6 @@ export default defineConfig({
 				"./src/styles/custom.css",
 			],
 		}),
+		sitemap(),
 	],
 });
diff --git a/www/package.json b/www/package.json
index 8afa5ca..742f06f 100644
--- a/www/package.json
+++ b/www/package.json
@@ -17,6 +17,7 @@
 	},
 	"dependencies": {
 		"@astrojs/check": "^0.9.6",
+		"@astrojs/sitemap": "^3.2.1",
 		"@astrojs/starlight": "^0.37.1",
 		"@fontsource/atkinson-hyperlegible": "^5.0.18",
 		"astro": "^5.16.6",
diff --git a/www/public/robots.txt b/www/public/robots.txt
new file mode 100644
index 0000000..c483635
--- /dev/null
+++ b/www/public/robots.txt
@@ -0,0 +1,24 @@
+# https://simple-stack.dev/robots.txt
+User-agent: *
+Allow: /
+
+# AI crawlers — explicitly allowed for AEO / AI citation visibility.
+User-agent: GPTBot
+Allow: /
+
+User-agent: OAI-SearchBot
+Allow: /
+
+User-agent: ChatGPT-User
+Allow: /
+
+User-agent: PerplexityBot
+Allow: /
+
+User-agent: Google-Extended
+Allow: /
+
+User-agent: ClaudeBot
+Allow: /
+
+Sitemap: https://simple-stack.dev/sitemap-index.xml
diff --git a/www/src/content/docs/index.mdx b/www/src/content/docs/index.mdx
index 1e6d15c..926880f 100644
--- a/www/src/content/docs/index.mdx
+++ b/www/src/content/docs/index.mdx
@@ -1,10 +1,7 @@
 ---
-title: Simple stack 🌱
-description: A suite of tools built for Astro to simplify your workflow.
+title: Simple Stack — small, focused tools for Astro
+description: Simple Stack is a suite of small, focused open-source tools for Astro and Vite. Includes Simple Store, Simple Scope, and Simple Query — built to simplify common web development workflows.
 tableOfContents: false
-head:
-  - tag: title
-    content: Simple stack 🌱
 ---
 
 A collection of tools I've built to **make web development simpler.**