XML Sitemap Generator API

Generate sitemap.xml from a list of URLs (with optional lastmod, changefreq and priority), validated against the sitemaps.org protocol.

POST /api/v1/tools/sitemap-generatorMCP sitemap_generatorWeb & SEO

Turn a list of URLs into a valid XML sitemap with lastmod, changefreq and priority, split large lists with a sitemap index, or check an existing sitemap.

Input

Send these as a JSON object. Unknown fields are rejected.

urls: One absolute URL per line. A line may add a lastmod date (W3C format, e.g. 2026-01-31), a changefreq and a priority (0.0 to 1.0), in any order, separated by commas or spaces, e.g. "https://example.com/, 2026-01-01, weekly, 0.8". (string, required)
lastmod: Default lastmod for lines without one, e.g. 2026-10-20. (string, up to 40 characters)
changefreq: Default changefreq for lines without one. (string, one of always, hourly, daily, weekly, monthly, yearly, never)
priority: Default priority for lines without one. (number, 0 to 1)

Try it in the browser JSON Schema Get an API key

curl https://pithlab.com/api/v1/tools/sitemap-generator \n  -H "Authorization: Bearer $PITHLAB_KEY" \n  -H "Content-Type: application/json" \n  -d '{"urls":"https://example.com/, 2026-10-01, daily, 1.0\nhttps://example.com/about\nhttps://example.com/blog/first-post","changefreq":"monthly"}'

Example response

{
  "ok": true,
  "result": {
    "files": [
      {
        "filename": "sitemap.xml",
        "xml": "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n<urlset xmlns=\"http://www.sitemaps.org/schemas/sitemap/0.9\">\n  <url>\n    <loc>https://example.com/</loc>\n    <lastmod>2026-10-01</lastmod>\n    <changefreq>daily</changefreq>\n    <priority>1.0</priority>\n  </url>\n  <url>\n    <loc>https://example.com/about</loc>\n    <changefreq>monthly</changefreq>\n  </url>\n  <url>\n    <loc>https://example.com/blog/first-post</loc>\n    <changefreq>monthly</changefreq>\n  </url>\n</urlset>\n",
        "count": 3
      }
    ],
    "index": null,
    "urlCount": 3,
    "duplicatesRemoved": 0,
    "errors": [],
    "warnings": []
  }
}