MCP servercom.difficat/difficat

Stop a running job; the job reports cancelled within a minute, with the pages compared so far in its report. Free.

Full-page PNG of one URL. Returns the image (or, for a large one, links.file to fetch with the jobToken) plus a jobId/jobToken for get_screenshot. Paid in USDC (the 402 challenge n

List the pages of Site A (sitemap, robots.txt, or crawl), mapped onto Site B when given. Paid in USDC (the 402 challenge names the network), or from a prepaid balance when the requ

The prepaid balance and the last 20 ledger entries of the key the request carries as Authorization: Bearer dck_… or X-DiffiCat-Key. For a Pro account’s key the balance is 0.00 and

Status and progress of a job and, once it is terminal, its summary: passed, failed and issuesBySeverity. To wait for the end, call wait_for_comparison instead. Free.

The finished report. Call it first with failedOnly: true: results, total and nextOffset then cover only the pages that failed, while summary still covers every page. Without it, a

Fetch one screenshot PNG by filename. Call it when a get_report page result or a capture_screenshot result names a screenshot you want to see; a PNG over the inline cap comes back

Returns the job or screenshot the payment credential in _meta paid for, with a new jobToken that replaces the old one. For a paid call whose result never arrived. Free.

Compare Site A against Site B on page existence, content and visual regression. Charged upfront. Paid in USDC (the 402 challenge names the network), or from a prepaid balance when

Waits until the job reaches a terminal status (completed, failed or cancelled) or timeoutSeconds pass (default 60, at most 300), then answers like get_comparison: status, progress