WCAG 2.1 AA accessibility scanner (Playwright + axe-core) with grounded, browser-verified fixes.
Connect Runs on your machine
claude mcp add aether-wcag-scanner -e ALLCHEMY_API_KEY=<ALLCHEMY_API_KEY> -- npx -y @allchemylabs/[email protected]
{
"mcpServers": {
"aether-wcag-scanner": {
"command": "npx",
"args": [
"-y",
"@allchemylabs/[email protected]"
],
"env": {
"ALLCHEMY_API_KEY": "<ALLCHEMY_API_KEY>"
}
}
}
}
{
"mcpServers": {
"aether-wcag-scanner": {
"command": "npx",
"args": [
"-y",
"@allchemylabs/[email protected]"
],
"env": {
"ALLCHEMY_API_KEY": "<ALLCHEMY_API_KEY>"
}
}
}
}
{
"servers": {
"aether-wcag-scanner": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@allchemylabs/[email protected]"
],
"env": {
"ALLCHEMY_API_KEY": "<ALLCHEMY_API_KEY>"
}
}
}
}
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
ALLCHEMY_API_KEYOptional, secret | Beta API key from https://beta.allchemylabs.ai/?src=registry (optional: without it the scanner runs fully offline with template fixes) |
Details
| Package | @allchemylabs/[email protected] (NPM, stdio) |
| First published | 21 Oct 2026 |
| Last updated | 21 Oct 2026 |
| Registry name | io.github.allchemylabs/aether-wcag-scanner |
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