browser_set_content
Set the page's HTML content directly. Replaces the current page content with the provided HTML. The page URL will be 'about:blank'. Useful for rendering HTML templates, testing, or injecting content without making a network request.
When to use browser_set_content
Use browser_set_content when you need to automate a browser task. It is part of Owl Browser's automation toolset and runs inside a self-hosted, source-level stealth engine, so every call inherits the same undetectable browser fingerprint as the rest of your automation — no separate anti-detect setup required.
Usage Example
Parameters
Required
context_idstringrequiredThe unique identifier of the browser context (e.g., 'ctx_000001')
htmlstringrequiredThe HTML content to set as the page body. Can be a full HTML document or a fragment. The page URL will be set to 'about:blank'
Response
Returns a JSON object with the operation result.
{
"success": true,
"result": <value>
}Frequently Asked Questions
What does browser_set_content do?
Set the page's HTML content directly. Replaces the current page content with the provided HTML. The page URL will be 'about:blank'. Useful for rendering HTML templates, testing, or injecting content without making a network request. It belongs to Owl Browser's browser automation category and is available through the REST API, the Python SDK (browser.set_content()), the Node.js SDK, and the MCP server.
What parameters does browser_set_content accept?
browser_set_content accepts 2 required parameters (context_id, html) and 0 optional parameters. All parameters are sent as JSON in a POST request to /api/execute/browser_set_content.
Is browser_set_content detectable by anti-bot systems like Cloudflare or DataDome?
No. browser_set_content executes inside Owl Browser's Chromium engine, which applies fingerprint spoofing at the C++ source level rather than through JavaScript patches. Every tool call shares the same consistent, human-like fingerprint, so anti-bot systems such as Cloudflare, DataDome, and Akamai see an ordinary browser.
Related Tools
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