diff --git a/apps/docs/package.json b/apps/docs/package.json
index 1351b117e..b812fb206 100644
--- a/apps/docs/package.json
+++ b/apps/docs/package.json
@@ -33,7 +33,7 @@
     "preview": "yarn build && static-server build/client",
     "serve:build": "static-server --host 127.0.0.1 --port 4173 build/client",
     "reanalyze": "rescript-tools reanalyze -all-cmt .",
-    "test": "node scripts/test.mjs",
+    "test": "yarn build:res && yarn build:scripts && yarn build:generate-llms && node scripts/test.mjs",
     "test:e2e": "yarn build && bash ../../.github/scripts/homepage-e2e.sh",
     "cy:open": "yarn build:res && cypress open --e2e --browser electron",
     "cy:run": "yarn build:res && cypress run",
diff --git a/apps/docs/public/_redirects b/apps/docs/public/_redirects
index c82a19b89..1b1804ed1 100644
--- a/apps/docs/public/_redirects
+++ b/apps/docs/public/_redirects
@@ -2,31 +2,51 @@
 /bucklescript-rebranding  /blog/bucklescript-is-rebranding  308
 /docs/guidelines/publishing-packages  /docs/guides/publishing-packages  308
 
-/docs/manual/v12.0.0/*  /docs/manual/:splat  308
-/docs/manual/next/*  /docs/manual/:splat  308
-/docs/react/latest/* /docs/react/:splat 308
-
+# Legacy aliases serve the current deployment's generated manual text files.
 /llms/manual/llms.txt  /llms.txt  307
+/llms/manual/llms-full.txt  /llms/manual/llm-full.txt  307
+/llms/manual/llms-small.txt  /llms/manual/llm-small.txt  307
 /llms/manual/latest/llms.txt  /llms.txt  307
+/llms/manual/latest/llms-full.txt  /llms/manual/llm-full.txt  307
+/llms/manual/latest/llms-small.txt  /llms/manual/llm-small.txt  307
 /llms/manual/next/llms.txt  /llms.txt  307
-/llms/manual/v13.0.0/llms.txt  /llms/manual/v13/llms.txt  307
-/llms/manual/v13.0.0/llms-full.txt  /llms/manual/v13/llm-full.txt  307
-/llms/manual/v13.0.0/llms-small.txt  /llms/manual/v13/llm-small.txt  307
-/llms/manual/v13.0.0/*  /llms/manual/v13/:splat  307
-/llms/manual/v12.0.0/llms.txt  /llms/manual/v12/llms.txt  307
-/llms/manual/v12.0.0/llms-full.txt  /llms/manual/v12/llm-full.txt  307
-/llms/manual/v12.0.0/llms-small.txt  /llms/manual/v12/llm-small.txt  307
-/llms/manual/v12.0.0/*  /llms/manual/v12/:splat  307
-/llms/manual/v11/llms.txt  /llms/manual/v12/llms.txt  307
-/llms/manual/v11/llms-full.txt  /llms/manual/v12/llm-full.txt  307
-/llms/manual/v11/llms-small.txt  /llms/manual/v12/llm-small.txt  307
-/llms/manual/v11/*  /llms/manual/v12/:splat  307
-/llms/manual/v11.0.0/llms.txt  /llms/manual/v12/llms.txt  307
-/llms/manual/v11.0.0/llms-full.txt  /llms/manual/v12/llm-full.txt  307
-/llms/manual/v11.0.0/llms-small.txt  /llms/manual/v12/llm-small.txt  307
-/llms/manual/v11.0.0/*  /llms/manual/v12/:splat  307
+/llms/manual/next/llms-full.txt  /llms/manual/llm-full.txt  307
+/llms/manual/next/llms-small.txt  /llms/manual/llm-small.txt  307
+/llms/manual/v13.0.0/llms.txt  /llms.txt  307
+/llms/manual/v13.0.0/llms-full.txt  /llms/manual/llm-full.txt  307
+/llms/manual/v13.0.0/llms-small.txt  /llms/manual/llm-small.txt  307
+/llms/manual/v13/llms.txt  /llms.txt  307
+/llms/manual/v13/llms-full.txt  /llms/manual/llm-full.txt  307
+/llms/manual/v13/llms-small.txt  /llms/manual/llm-small.txt  307
+/llms/manual/v12.0.0/llms.txt  /llms.txt  307
+/llms/manual/v12.0.0/llms-full.txt  /llms/manual/llm-full.txt  307
+/llms/manual/v12.0.0/llms-small.txt  /llms/manual/llm-small.txt  307
+/llms/manual/v12/llms.txt  /llms.txt  307
+/llms/manual/v12/llms-full.txt  /llms/manual/llm-full.txt  307
+/llms/manual/v12/llms-small.txt  /llms/manual/llm-small.txt  307
+/llms/manual/v11/llms.txt  /llms.txt  307
+/llms/manual/v11/llms-full.txt  /llms/manual/llm-full.txt  307
+/llms/manual/v11/llms-small.txt  /llms/manual/llm-small.txt  307
+/llms/manual/v11.0.0/llms.txt  /llms.txt  307
+/llms/manual/v11.0.0/llms-full.txt  /llms/manual/llm-full.txt  307
+/llms/manual/v11.0.0/llms-small.txt  /llms/manual/llm-small.txt  307
+/llms/manual/v10/llms.txt  /llms.txt  307
+/llms/manual/v10/llms-full.txt  /llms/manual/llm-full.txt  307
+/llms/manual/v10/llms-small.txt  /llms/manual/llm-small.txt  307
+
+# Explicit aliases precede wildcard rules.
+/docs/manual/v12.0.0/*  /docs/manual/:splat  308
+/docs/manual/next/*  /docs/manual/:splat  308
+/docs/react/latest/* /docs/react/:splat 308
 /llms/manual/latest/*  /llms/manual/:splat  307
 /llms/manual/next/*  /llms/manual/:splat  307
+/llms/manual/v13.0.0/*  /llms/manual/:splat  307
+/llms/manual/v13/*  /llms/manual/:splat  307
+/llms/manual/v12.0.0/*  /llms/manual/:splat  307
+/llms/manual/v12/*  /llms/manual/:splat  307
+/llms/manual/v11/*  /llms/manual/:splat  307
+/llms/manual/v11.0.0/*  /llms/manual/:splat  307
+/llms/manual/v10/*  /llms/manual/:splat  307
 
 /docs/manual/v11.0.0/* https://v11.rescript-lang.org/docs/manual/v11.0.0/:splat 308
 /docs/manual/v10.0.0/* https://v11.rescript-lang.org/docs/manual/v10.0.0/:splat 308
diff --git a/apps/docs/scripts/__tests__/generate-llms.test.mjs b/apps/docs/scripts/__tests__/generate-llms.test.mjs
index 0a2661b1d..fd2de3c02 100644
--- a/apps/docs/scripts/__tests__/generate-llms.test.mjs
+++ b/apps/docs/scripts/__tests__/generate-llms.test.mjs
@@ -5,6 +5,7 @@ import fs from "node:fs";
 import os from "node:os";
 import path from "node:path";
 import { fileURLToPath } from "node:url";
+import { checkRedirects } from "../test-redirects.mjs";
 
 const __filename = fileURLToPath(import.meta.url);
 const __dirname = path.dirname(__filename);
@@ -19,6 +20,11 @@ let writeFile = (root, filePath, content) => {
 
 let makeWorkspace = () => {
   let root = fs.mkdtempSync(path.join(os.tmpdir(), "generate llms-"));
+  writeFile(
+    root,
+    "public/_redirects",
+    fs.readFileSync(path.join(docsRoot, "public/_redirects"), "utf8"),
+  );
 
   writeFile(
     root,
@@ -206,6 +212,12 @@ order: 4
 let readFile = (root, filePath) =>
   fs.readFileSync(path.join(root, filePath), "utf8");
 
+let checkWorkspaceRedirects = (root) =>
+  checkRedirects({
+    redirectsPath: path.join(root, "public", "_redirects"),
+    publicDirectory: path.join(root, "public"),
+  });
+
 test("generate_llms writes the default manual index at the site root", () => {
   let root = makeWorkspace();
 
@@ -213,6 +225,7 @@ test("generate_llms writes the default manual index at the site root", () => {
     cwd: root,
     stdio: "pipe",
   });
+  checkWorkspaceRedirects(root);
 
   let currentLlms = readFile(root, "public/llms.txt");
   let humanLlmsPage = readFile(root, "markdown-pages/docs/manual/llms.mdx");
@@ -344,6 +357,33 @@ test("generate_llms writes the default manual index at the site root", () => {
   assert.doesNotMatch(currentLlms, /v10\.|v11\.|v12\.|v13\./);
 });
 
+test("redirect checks reject a target removed after LLM generation", (t) => {
+  const root = makeWorkspace();
+  t.after(() => fs.rmSync(root, { recursive: true, force: true }));
+  child_process.execFileSync(process.execPath, [generatorPath], { cwd: root });
+  fs.unlinkSync(path.join(root, "public/llms/manual/llm-full.txt"));
+  assert.throws(
+    () => checkWorkspaceRedirects(root),
+    /Missing generated LLM text file.*\/llms\/manual\/llm-full\.txt/,
+  );
+});
+
+test("redirect checks reject a wildcard that shadows the manual index", (t) => {
+  const root = makeWorkspace();
+  t.after(() => fs.rmSync(root, { recursive: true, force: true }));
+  child_process.execFileSync(process.execPath, [generatorPath], { cwd: root });
+  const redirects = readFile(root, "public/_redirects");
+  writeFile(
+    root,
+    "public/_redirects",
+    `/llms/manual/v12.0.0/* /llms/manual/:splat 307\n${redirects}`,
+  );
+  assert.throws(
+    () => checkWorkspaceRedirects(root),
+    /First matching redirect for \/llms\/manual\/v12\.0\.0\/llms\.txt/,
+  );
+});
+
 test("generate_llms writes ReScript React files", () => {
   let root = makeWorkspace();
 
diff --git a/apps/docs/scripts/test-redirects.mjs b/apps/docs/scripts/test-redirects.mjs
index 6999dafed..0d3536a2a 100644
--- a/apps/docs/scripts/test-redirects.mjs
+++ b/apps/docs/scripts/test-redirects.mjs
@@ -5,97 +5,105 @@ import { fileURLToPath } from "node:url";
 
 const __filename = fileURLToPath(import.meta.url);
 const __dirname = path.dirname(__filename);
-const redirectsPath = path.resolve(__dirname, "../public/_redirects");
 
-const entries = fs
-  .readFileSync(redirectsPath, "utf8")
-  .split(/\r?\n/)
-  .map((line, index) => ({ index, line: line.trim() }))
-  .filter(({ line }) => line !== "" && !line.startsWith("#"))
-  .map(({ index, line }) => {
-    const [source, destination, status] = line.split(/\s+/);
-    return { index, source, destination, status };
-  });
+export function checkRedirects({
+  redirectsPath = path.resolve(__dirname, "../public/_redirects"),
+  publicDirectory = path.resolve(__dirname, "../public"),
+} = {}) {
+  const entries = fs
+    .readFileSync(redirectsPath, "utf8")
+    .split(/\r?\n/)
+    .map((line) => line.trim())
+    .filter((line) => line !== "" && !line.startsWith("#"))
+    .map((line) => {
+      const [source, destination, status] = line.split(/\s+/);
+      return { source, destination, status };
+    });
 
-let findEntry = (source) => {
-  const entry = entries.find((entry) => entry.source === source);
-  assert.ok(entry, `Missing redirect for ${source}`);
-  return entry;
-};
+  const assertRedirect = (source, destination, status) => {
+    const entry = entries.find((entry) => entry.source === source);
+    assert.ok(entry, `Missing redirect for ${source}`);
+    assert.equal(entry.destination, destination, source);
+    assert.equal(entry.status, status, source);
+    return entry;
+  };
 
-let assertRedirect = (source, destination, status) => {
-  const entry = findEntry(source);
-  assert.equal(entry.destination, destination);
-  assert.equal(entry.status, status);
-  return entry;
-};
+  const assertTextTarget = (source, destination) => {
+    // Cloudflare uses the first matching rule, including wildcard rules.
+    const entry = entries.find(({ source: pattern }) =>
+      pattern.endsWith("*")
+        ? source.startsWith(pattern.slice(0, -1))
+        : pattern === source,
+    );
+    assert.ok(entry, `Missing redirect for ${source}`);
+    const splat = source.slice(entry.source.length - 1);
+    assert.equal(
+      entry.destination.replace(":splat", splat),
+      destination,
+      `First matching redirect for ${source}`,
+    );
+    assert.equal(entry.status, "307", source);
 
-let assertManualLlmsVersionRedirects = (sourceVersion, destinationVersion) => {
-  const sourcePrefix = `/llms/manual/${sourceVersion}`;
-  const destinationPrefix = `/llms/manual/${destinationVersion}`;
-  const index = assertRedirect(
-    `${sourcePrefix}/llms.txt`,
-    `${destinationPrefix}/llms.txt`,
-    "307",
-  );
-  const full = assertRedirect(
-    `${sourcePrefix}/llms-full.txt`,
-    `${destinationPrefix}/llm-full.txt`,
-    "307",
-  );
-  const small = assertRedirect(
-    `${sourcePrefix}/llms-small.txt`,
-    `${destinationPrefix}/llm-small.txt`,
-    "307",
-  );
-  const wildcard = assertRedirect(
-    `${sourcePrefix}/*`,
-    `${destinationPrefix}/:splat`,
-    "307",
-  );
+    const target = path.join(publicDirectory, destination.slice(1));
+    assert.ok(
+      fs.existsSync(target) && fs.statSync(target).isFile(),
+      `Missing generated LLM text file for ${source}: ${destination}`,
+    );
+    assert.ok(
+      fs.readFileSync(target, "utf8").trim().length > 0,
+      `Empty generated LLM text file: ${destination}`,
+    );
+  };
 
-  assert.ok(
-    index.index < wildcard.index,
-    `${sourcePrefix}/llms.txt must be listed before ${sourcePrefix}/*`,
-  );
-  assert.ok(
-    full.index < wildcard.index,
-    `${sourcePrefix}/llms-full.txt must be listed before ${sourcePrefix}/*`,
-  );
-  assert.ok(
-    small.index < wildcard.index,
-    `${sourcePrefix}/llms-small.txt must be listed before ${sourcePrefix}/*`,
+  assertRedirect(
+    "/docs/guidelines/publishing-packages",
+    "/docs/guides/publishing-packages",
+    "308",
   );
-};
 
-assertRedirect("/llms/manual/llms.txt", "/llms.txt", "307");
-assertRedirect(
-  "/docs/guidelines/publishing-packages",
-  "/docs/guides/publishing-packages",
-  "308",
-);
-const latestAlias = assertRedirect(
-  "/llms/manual/latest/llms.txt",
-  "/llms.txt",
-  "307",
-);
-const nextAlias = assertRedirect(
-  "/llms/manual/next/llms.txt",
-  "/llms.txt",
-  "307",
-);
-assertManualLlmsVersionRedirects("v13.0.0", "v13");
-assertManualLlmsVersionRedirects("v12.0.0", "v12");
-assertManualLlmsVersionRedirects("v11", "v12");
-assertManualLlmsVersionRedirects("v11.0.0", "v12");
+  const textFiles = [
+    ["llms.txt", "/llms.txt"],
+    ["llms-full.txt", "/llms/manual/llm-full.txt"],
+    ["llms-small.txt", "/llms/manual/llm-small.txt"],
+  ];
+  for (const [file, destination] of textFiles) {
+    const source = `/llms/manual/${file}`;
+    assertRedirect(source, destination, "307");
+    assertTextTarget(source, destination);
+  }
 
-assert.ok(
-  latestAlias.index < findEntry("/llms/manual/latest/*").index,
-  "/llms/manual/latest/llms.txt must be listed before /llms/manual/latest/*",
-);
-assert.ok(
-  nextAlias.index < findEntry("/llms/manual/next/*").index,
-  "/llms/manual/next/llms.txt must be listed before /llms/manual/next/*",
-);
+  for (const alias of [
+    "latest",
+    "next",
+    "v13.0.0",
+    "v13",
+    "v12.0.0",
+    "v12",
+    "v11.0.0",
+    "v11",
+    "v10",
+  ]) {
+    const prefix = `/llms/manual/${alias}`;
+    for (const [file, destination] of textFiles) {
+      const source = `${prefix}/${file}`;
+      assertRedirect(source, destination, "307");
+      assertTextTarget(source, destination);
+    }
+    assertRedirect(`${prefix}/*`, "/llms/manual/:splat", "307");
+    for (const file of [
+      "llm-full.txt",
+      "llm-small.txt",
+      "language-overview/llm.txt",
+      "javascript-interop/llm.txt",
+      "build-system/llm.txt",
+      "getting-started/llm.txt",
+    ]) {
+      assertTextTarget(`${prefix}/${file}`, `/llms/manual/${file}`);
+    }
+  }
+}
 
-console.log("✅ Redirect check complete. 0 issues found.");
+if (process.argv[1] && path.resolve(process.argv[1]) === __filename) {
+  checkRedirects();
+  console.log("✅ Redirect check complete. 0 issues found.");
+}