Sitemap discovery
Leave the page list empty and TestSnag finds pages from your sitemap, up to 500 per run.
SEO testing
Point TestSnag at your sitemap or a list of pages. It checks the tags and signals search engines read, keeps a history per page, and flags anything that slips.
[ 01 ] Capabilities
Sixteen checks on every page, with thresholds you control and a history you can compare.
Leave the page list empty and TestSnag finds pages from your sitemap, up to 500 per run.
Present and within the length limits you set, so nothing gets cut off in search results.
Canonical, robots meta, hreflang and viewport tags, plus robots.txt and sitemap reachability.
Open Graph and Twitter card tags, and JSON-LD structured data on every page.
H1 count, image alt coverage, redirect hops and HTTP status for each page.
Per-page history across runs, optional JavaScript rendering, and a flag when page content changes.
[ 02 ] How it works
List the pages to check, or let TestSnag read them from your sitemap.
Choose the checks and thresholds, like title length or the number of redirect hops.
Run it on a schedule and see per-page history, with alerts when something slips.
Run it anywhere
On a schedule
From every 5 minutes to monthly.
From any CI
One webhook URL per test or suite.
On deployments
GitHub deployment events, by environment.
From your AI editor
Claude Code, Codex and Cursor over MCP.
More agents
Yes, optionally. Turn on JavaScript rendering for client-side apps so checks run on the final page.
Sitemap discovery finds up to 500 pages per run. You can also list specific paths.
Not today. SEO tests focus on tags, indexing signals, structure and redirects.
Catch SEO regressions on a schedule, before search engines index them.
No credit card required. The Free plan includes 20 test runs a month.