Stealth headless fetch (obscura.openmcp.logicsrc.com)
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Call this server's tools from your browser. Nothing to install.
Requests go through mcptry because browsers can't call most MCP servers directly. Header values are sent to the server for that request only and are never stored or logged.
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Fetch a public web page through Obscura, a stealth headless browser that renders JavaScript and presents Chrome's TLS fingerprint, so pages that answer curl with 403 usually answer this. Returns the page as markdown (default), plain text, its links, the rendered HTML, or the original bytes. No credential needed.
The page, http or https, on a public host.
markdown (default) for reading; text for a plain dump; links for every href; html for the rendered DOM (large); original for the raw response body, best for feeds and XML.
Chrome 145 TLS fingerprint and tracker blocking. Default true.
Cut the answer to this many characters. Default 200000.
Navigation timeout. Default 30, at most 60.
Pick your client. Values in capitals, like YOUR_TOKEN, are yours to fill in.
Run in a terminal
claude mcp add --transport http obscura https://obscura.openmcp.logicsrc.com/mcp
Fetch a public web page through Obscura, a stealth headless browser that renders JavaScript and presents Chrome's TLS fingerprint, so pages that answer curl with 403 usually answer this. Returns the page as markdown (default), plain text, its links, the rendered HTML, or the original bytes. No credential needed.
| Argument | Type | Description |
|---|---|---|
| url* | string | The page, http or https, on a public host. |
| format | string | markdown (default) for reading; text for a plain dump; links for every href; html for the rendered DOM (large); original for the raw response body, best for feeds and XML. |
| stealth | boolean | Chrome 145 TLS fingerprint and tracker blocking. Default true. |
| max_chars | integer | Cut the answer to this many characters. Default 200000. |
| timeout_seconds | integer | Navigation timeout. Default 30, at most 60. |
{
"type": "object",
"required": [
"url"
],
"properties": {
"url": {
"type": "string",
"description": "The page, http or https, on a public host."
},
"format": {
"enum": [
"markdown",
"text",
"html",
"links",
"original"
],
"type": "string",
"description": "markdown (default) for reading; text for a plain dump; links for every href; html for the rendered DOM (large); original for the raw response body, best for feeds and XML."
},
"stealth": {
"type": "boolean",
"description": "Chrome 145 TLS fingerprint and tracker blocking. Default true."
},
"max_chars": {
"type": "integer",
"minimum": 1000,
"description": "Cut the answer to this many characters. Default 200000."
},
"timeout_seconds": {
"type": "integer",
"maximum": 60,
"minimum": 1,
"description": "Navigation timeout. Default 30, at most 60."
}
},
"additionalProperties": false
}We read every tool's name, description and inputs the way the model will, looking for instructions hidden from you. A clean result means no warning signs, not a guarantee. Scanned Nov 11, 2026.