Browser
browserOpen
Open Browser Session
Open a URL in a fresh headless browser session on one of your machines (a MachineSync box) and return a sessionId you drive with the other browser verbs.
Ask Claude, ChatGPT, Cursor or any AI connected to The Cloud "open <url> in a browser", and it calls browserOpen.
Example call
The MCP tools/call params, with the required arguments only.
{
"arguments": {
"url": "<url>"
},
"name": "browserOpen"
}Arguments
machineIdstringoptionalOverride which machine runs the browser (machineId from listMachines). Omit to let it pick the least busy healthy online one.urlstringrequiredThe full public URL to open, including the scheme, e.g. https://example.com. http(s) only in P0.
Returns
Open a URL in a fresh headless browser session on one of your machines (a MachineSync box) and return a sessionId you drive with the other browser verbs.
Ask for it
The Cloud routes these requests to this verb.
- open <url> in a browser
- load that page on my machine
- browse to X
- start a browser session
Pair it with
The verbs that finish the job.
Questions
What does browserOpen do?
Open a URL in a fresh headless browser session on one of your machines (a MachineSync box) and return a sessionId you drive with the other browser verbs. It is one of the tools The Cloud MCP server gives every connected AI.
How do I use browserOpen from Claude or ChatGPT?
Connect your AI to The Cloud at https://mcp.thecloud.so/mcp and sign in once. Then ask Claude, ChatGPT, Cursor or any AI connected to The Cloud "open <url> in a browser", and it calls browserOpen.
Is browserOpen safe to let an AI call?
browserOpen changes your workspace. What an AI creates is Private until you share it. It reaches a system outside The Cloud on your behalf.
Connect
One endpoint gives your AI this tool and every other one: connect Claude, ChatGPT, Cursor or Gemini, read what The Cloud is, or see pricing.