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val

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npm @nyx-intelligence/val-mcpstdioupdated 3mo ago

Run Val, the QA agent for vibecoded apps, on every PR. Val drives a real browser against your preview URL, catches broken links, dead buttons, busted layouts, accessibility violations, and posts a report as a PR comment.

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val 能做什么？

Val QA scan — GitHub Action

Run Val, the QA agent for vibecoded apps, on every PR. Val drives a real browser against your preview URL, catches broken links, dead buttons, busted layouts, accessibility violations, and posts a report as a PR comment.

Requires a Val subscription

Val is a paid product. Get a license key at val.nyx-intelligence.com, store it as a repository secret (e.g. VAL_LICENSE_KEY), and pass it to the action.

Quick start

name: Val QA
on: pull_request

jobs:
  qa:
    runs-on: ubuntu-latest
    steps:
      - name: Deploy preview
        id: deploy
        # ... your preview deployment step (Vercel, Netlify, etc.) ...
        # outputs.url should be the preview URL

      - name: Val scan
        uses: nyx-intelligence/val-action@v1
        with:
          url: ${{ steps.deploy.outputs.url }}
          license-key: ${{ secrets.VAL_LICENSE_KEY }}
          devices: 'desktop,iPhone 14'
          fail-on: 'high'

Inputs

Name Default Description
url (required) The URL Val should scan. Pass your preview deployment URL.
license-key (required) Your Val license key (vk_...). Get one at val.nyx-intelligence.com.
max-pages 12 Maximum same-origin pages to crawl.
devices desktop Comma-separated device profiles, e.g. desktop,iPhone 14,Pixel 7.
fail-on high Severity that fails the action: high, medium, low, or never.
comment true Post the report as a PR comment (true / false).
github-token ${{ github.token }} Token used to post the PR comment.

Outputs

Name Description
high Number of high-severity findings.
medium Number of medium-severity findings.
low Number of low-severity findings.
report-path Path to the raw report file.

What Val checks

  • Broken links and 4xx/5xx responses
  • Uncaught JS errors and console errors
  • Broken/missing images
  • Horizontal layout overflow on mobile
  • Clipped text in fixed containers
  • Cumulative Layout Shift (janky load)
  • A11y essentials: missing alt, unnamed buttons, unlabeled inputs, missing <html lang>
  • Multi-device: catches bugs that appear only on mobile or only on desktop

Permissions

The action needs pull-requests: write to post comments:

permissions:
  contents: read
  pull-requests: write