diff --git a/Taskfile.yml b/Taskfile.yml
index cbd2c56e..cc39d2a7 100644
--- a/Taskfile.yml
+++ b/Taskfile.yml
@@ -81,6 +81,8 @@ tasks:
       - '../../pkg/compose/spec.go'
       - 'check-pages.mjs'
       - 'render-pages.mjs'
+      - 'schema-coverage.mjs'
+      - 'schema-coverage.test.mjs'
       - 'package.json'
       - 'package-lock.json'
     generates:
diff --git a/tools/genpages/check-pages.mjs b/tools/genpages/check-pages.mjs
index 5f977d87..679e545a 100644
--- a/tools/genpages/check-pages.mjs
+++ b/tools/genpages/check-pages.mjs
@@ -2,6 +2,8 @@ import { readFile, readdir, stat } from "node:fs/promises";
 import path from "node:path";
 import { fileURLToPath } from "node:url";
 
+import { documentedYAMLSchemaFields } from "./schema-coverage.mjs";
+
 const scriptDir = path.dirname(fileURLToPath(import.meta.url));
 const repositoryRoot = path.resolve(scriptDir, "../..");
 const pagesDir = path.join(repositoryRoot, "docs", "pages");
@@ -62,11 +64,7 @@ async function checkEnglishManuals() {
 
 async function checkYAMLSchemaCoverage() {
   const schema = await readFile(schemaPath, "utf8");
-  const fields = new Set(
-    [...schema.matchAll(/yaml:"([^",]+)/g)]
-      .map((match) => match[1])
-      .filter((field) => field !== "-"),
-  );
+  const fields = documentedYAMLSchemaFields(schema);
 
   for (const relativePath of [
     "agent-compose-yaml-manual.md",
diff --git a/tools/genpages/package.json b/tools/genpages/package.json
index cb70d91d..3485741f 100644
--- a/tools/genpages/package.json
+++ b/tools/genpages/package.json
@@ -3,8 +3,8 @@
   "private": true,
   "type": "module",
   "scripts": {
-    "build": "node render-pages.mjs && node check-pages.mjs",
-    "test": "node render-pages.mjs && node check-pages.mjs"
+    "build": "node --test && node render-pages.mjs && node check-pages.mjs",
+    "test": "node --test"
   },
   "dependencies": {
     "marked": "15.0.12"
diff --git a/tools/genpages/schema-coverage.mjs b/tools/genpages/schema-coverage.mjs
new file mode 100644
index 00000000..958f3157
--- /dev/null
+++ b/tools/genpages/schema-coverage.mjs
@@ -0,0 +1,24 @@
+// These fields preserve v1 presentation metadata during migration. They are
+// intentionally absent from the v2 authoring manual and will leave with the
+// compatibility path.
+const v1MigrationCompatibilityFields = new Set([
+  "AgentSpec.description",
+  "AgentSpec.display_name",
+  "SchedulerSpec.description",
+  "SchedulerSpec.display_name",
+  "WorkspaceSpec.commit",
+]);
+
+export function documentedYAMLSchemaFields(schema) {
+  const fields = new Set();
+  for (const definition of schema.matchAll(/type\s+(\w+)\s+struct\s*\{([\s\S]*?)\n\}/g)) {
+    const [, typeName, body] = definition;
+    for (const tag of body.matchAll(/yaml:"([^",]+)/g)) {
+      const field = tag[1];
+      if (field !== "-" && !v1MigrationCompatibilityFields.has(`${typeName}.${field}`)) {
+        fields.add(field);
+      }
+    }
+  }
+  return fields;
+}
diff --git a/tools/genpages/schema-coverage.test.mjs b/tools/genpages/schema-coverage.test.mjs
new file mode 100644
index 00000000..65f69526
--- /dev/null
+++ b/tools/genpages/schema-coverage.test.mjs
@@ -0,0 +1,28 @@
+import assert from "node:assert/strict";
+import test from "node:test";
+
+import { documentedYAMLSchemaFields } from "./schema-coverage.mjs";
+
+test("excludes temporary v1 migration fields from documentation coverage", () => {
+  const schema = `
+type AgentSpec struct {
+  Name        string \`yaml:"name,omitempty"\`
+  DisplayName string \`yaml:"display_name,omitempty"\`
+  Description string \`yaml:"description,omitempty"\`
+}
+
+type WorkspaceSpec struct {
+  Commit      string \`yaml:"commit,omitempty"\`
+  Internal    string \`yaml:"-"\`
+}
+
+type ReleaseSpec struct {
+  Commit string \`yaml:"commit,omitempty"\`
+}
+`;
+
+  assert.deepEqual(
+    [...documentedYAMLSchemaFields(schema)].sort(),
+    ["commit", "name"],
+  );
+});