Personae vs Scalebrowser
A side-by-side look at the Personae and Scalebrowser MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
Verdict: choose Personae for browser automation work as a local process; choose Scalebrowser for browser automation as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
Choose Personae when
- You need dedicated capabilities in the Browser Automation domain.
- You prefer a local stdio subprocess transport.
- You have the keys it needs:
ELECTRON_RUN_AS_NODE. - You want tools like
load_skill, list_identities, open_identity.
Choose Scalebrowser when
- You need dedicated capabilities in the Browser Automation domain.
- You prefer a local stdio subprocess transport.
- You want tools like
lease_profile, lease_fleet, lease_renew.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | ||
|---|---|---|
| Category | Browser Automation | Browser Automation |
| Quality signal | 53/100 · Good | 61/100 · Good |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | Not declared | Not declared |
| Pricing | Not declared | Not declared |
| Required env vars | ELECTRON_RUN_AS_NODE | None listed |
| Verified owner | Community listing | Community listing |
| GitHub stars | 2 | 1 |
| Directory activity | 0 views 0 installs 0 upvotes | 1 views 0 installs 0 upvotes |
| Tools | 10 | 65 |
| Full listing | View Personae | View Scalebrowser |
Tools & capabilities
Personae tools 10
load_skillFetch the real command syntax of the bundled agent-browser version (returns a section index by default; pass `section` for a specific one)list_identitiesList all identities with open state and current URLopen_identityOpen an identity's windowsnapshotAccessibility-tree snapshot returning `[ref=eN]` element refsnavigateNavigate to a URLclickInteraction; `click` accepts either a ref or visible textactRun several commands inside one agent-browser processget_textRead contentscreenshotCapture a screenshoteval_jsEvaluate JavaScript
Scalebrowser tools 65
lease_profileReserve a free profile, start its browser, bind a tab, and return the handle.lease_fleetThe same for several profiles at once, one handle each.lease_renewPush the reservation's deadline out without losing the handle.start_runSay in one sentence what this stretch of work is for, so the operator sees it.release_profileEnd the reservation and stop the browser. Records how the work went.open_pageNavigate to a public http or https address, and get the full page map back.snapshotWhat is on the page now. A diff, unless you ask for a full map.clickClick an element, optionally a point inside it, for a picture rather than a control.press_and_holdThe whole press-and-hold gesture, in one call.type_textClick a field and type into it at this profile's own cadence.fill_formSeveral fields in one call.press_keyA key, including modifier chords.- +53 more on the listing page
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
Personae
{
"mcpServers": {
"personae": {
"command": "npx",
"args": [
"-y",
"@leek-emperor/personae-mcp"
],
"env": {
"ELECTRON_RUN_AS_NODE": "YOUR_ELECTRON_RUN_AS_NODE_HERE"
}
}
}
}
Scalebrowser
{
"mcpServers": {
"scalebrowser": {
"command": "npx",
"args": [
"-y",
"@scalebrowser/mcp"
]
}
}
}
Frequently asked questions
Personae is categorized under Browser Automation and uses a local stdio subprocess. Scalebrowser belongs to Browser Automation and uses a local stdio subprocess. Pick Personae for browser automation work and Scalebrowser for browser automation.
Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.
Personae has no declared pricing — check the project's own site. Scalebrowser has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add personae and scalebrowser as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, Personae has a quality signal of 53/100 (Good) with 0 views, 0 installs and 2 GitHub stars. Scalebrowser has 61/100 (Good) with 1 views, 0 installs and 1 GitHub stars.