Agent Device (callstackincubator) vs SeleniumBase MCP
Two MCP servers from our browser automation ranking, compared on live data - updated nightly, never sponsored.
Bottom line · 2026-09-18
SeleniumBase MCP records significantly more monthly package installs (2,076,176 vs 530,730); both are actively maintained, with commits inside the last month.
How they differ in kind
Agent Device (callstackincubator) focuses on: Mobile app automation and verification for AI coding agents. SeleniumBase MCP focuses on: All-in-one Browser Automation Framework: Web Crawling / Testing / Scraping / Stealth. Implementation languages differ (TypeScript vs Python).
What each one does
Agent Device (callstackincubator)
Let AI agents inspect, control, and debug real iOS, Android, desktop, and TV apps
From the project's README.
SeleniumBase MCP
All-in-one Browser Automation Framework: Web Crawling / Testing / Scraping / Stealth. It runs locally over stdio via the published package.
From the project's README.
14 signals, side by side
| Signal | Agent Device (callstackincubator) | SeleniumBase MCP |
|---|---|---|
| Monthly installs | 530,730 | 2,076,176 |
| GitHub stars | 4,641 | 13,024 |
| Last commit | 2026-09-18 | 2026-09-18 |
| Releases · last 90 days | 10+ | 10+ |
| In the registry since | May 2026 | Sep 2026 |
| Registry versions | 6 | 9 |
| Documented tools | not extracted - see README | not extracted - see README |
| Env vars extracted | none extracted - see README | none extracted - see README |
| Runs | local (stdio) | local (stdio) |
| Endpoint auth | local only | local only |
| Maintenance | actively maintained | actively maintained |
| License | MIT | MIT |
| Language | TypeScript | Python |
| Category rank | #4 of 255 | #3 of 255 |
Which one, for what
Derived from the signals above, not hands-on testing.
Pick Agent Device (callstackincubator) if…
- → you prefer a TypeScript codebase to extend or audit
- → category standing - #4 of 255 maintained browser automation servers
Pick SeleniumBase MCP if…
- → you want the more widely installed option - 2,076,176 monthly installs vs 530,730
- → you prefer a Python codebase to extend or audit
Who's behind them
Agent Device (callstackincubator) - callstackincubator: 1 MCP server tracked, 1 maintained, 4,641 combined stars.
SeleniumBase MCP - seleniumbase: 1 MCP server tracked, 1 maintained, 13,024 combined stars.
Not sold on either?
The next-ranked browser automation servers we track:
Quick answers
Is Agent Device (callstackincubator) better than SeleniumBase MCP?
Package installs favor SeleniumBase MCP: 2,076,176 monthly installs to 530,730. Agent Device (callstackincubator) still ranks #4 of 255 maintained browser automation servers. Data as of 2026-09-18; we haven't hands-on tested either.
Can I use Agent Device (callstackincubator) and SeleniumBase MCP together?
Yes - MCP clients accept multiple servers in one config, so you can enable both browser automation servers side by side. If their tools overlap, keep the one whose toolset fits to keep your agent's tool list lean.
Keep exploring: best browser automation servers · TypeScript servers · Python servers · all comparisons · every server
Methodology: package-usage signal = npm/PyPI installs (last month, platform APIs) · maintenance = commit recency + release cadence (GitHub) · tool lists and environment-variable names extracted from each project's README · endpoint auth from our own nightly probes. We haven't hand-tested these servers; everything here is data as of 2026-09-18.