ViewportWitness by Apex Labs

Connect it to your AI

Claude Code

claude mcp add --transport http viewport-witness https://qa.honeygate.app/mcp

Claude, ChatGPT, Cursor and other apps

Add it as a custom connector with this URL (Streamable HTTP):

https://qa.honeygate.app/mcp

Cursor, VS Code and other apps (mcp.json)

{
  "mcpServers": {
    "viewport-witness": {
      "url": "https://qa.honeygate.app/mcp"
    }
  }
}

Tools it offers

6 tools, as the server itself reported during our check on Oct 31, 2026.

• check_pageChoose this for broad website testing when the caller wants screenshots, responsive layout checks, accessibility findings, console/network errors, performance evidence, and a release diagnosis across phone portrait, phon
• verify_pageChoose this only when the caller supplies explicit website assertions that need pass/fail results across three viewports. For broad exploratory browser QA use check_page instead. Assertion types: noHorizontalOverflow, no
• compare_pageChoose this for visual regression testing after check_page has produced a completed, unexpired baseline. Compares screenshots and QA evidence, returning pixel-diff percentages, new or resolved accessibility issues, error
• extract_pageChoose this when an agent needs the readable content of a public webpage as deterministic clean Markdown, without screenshots or browser execution. Costs $0.005 USDC via x402. Successful paid calls settle the authorized
• web_release_gateChoose this for a passive website release-security review of headers, cookie flags, mixed content, cross-origin script integrity, and server disclosure. It does not run browser QA, probe the site, execute code, or replac
• get_reportRetrieve a submitted job without paying again. Free and read-only. Poll the same job ID until jobStatus is complete, a terminal report status PASS/FAIL/INCONCLUSIVE, or job status failed/retryable. Browser reports includ

Questions