Host static HTML pages, generate PDFs, screenshots, scrape JS sites, run sandboxed JavaScript.
Connect Remote server
claude mcp add --transport http customjs-mcp https://mcp.customjs.space/customjs/mcp --header "x-customjs-api-key: <X_CUSTOMJS_API_KEY>"
{
"mcpServers": {
"customjs-mcp": {
"url": "https://mcp.customjs.space/customjs/mcp",
"headers": {
"x-customjs-api-key": "<X_CUSTOMJS_API_KEY>"
}
}
}
}
{
"servers": {
"customjs-mcp": {
"type": "http",
"url": "https://mcp.customjs.space/customjs/mcp",
"headers": {
"x-customjs-api-key": "<X_CUSTOMJS_API_KEY>"
}
}
}
}
Settings > Connectors > Add custom connector
URL: https://mcp.customjs.space/customjs/mcp
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server asks for a key before it lists its tools. Connect it with your own key to see them.
Headers
| Name | Description |
|---|---|
x-customjs-api-keyRequired, secret | CustomJS API key (get one at https://www.customjs.space/integration/native-api/api-key) |
Details
| Endpoint | https://mcp.customjs.space/customjs/mcp (Streamable HTTP) |
| First published | 11 Jun 2026 |
| Last updated | 11 Jun 2026 |
| Registry name | space.customjs/customjs-mcp |
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