CDPM vs Playwright MCP
A side-by-side look at the CDPM and Playwright MCP MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
C
CDPMBrowser Automation · Local subprocess (stdio)Shares numbered, logged-in Chrome instances over CDP across multiple Claude Code sessions, with per-tab command queues. Local stdio server.60GoodAuth: no auth required
Playwright MCPBrowser Automation · Local subprocess (stdio)Official Microsoft Playwright MCP server, enabling LLMs to interact with web pages through structured accessibility snapshots89ExcellentAuth: no auth requiredVerdict: choose CDPM for browser automation work as a local process; choose Playwright MCP 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?
CChoose CDPM when
- You need dedicated capabilities in the Browser Automation domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: No auth required.
- You want tools like
browser_status, browser_launch, browser_close.
Choose Playwright MCP when
- You need dedicated capabilities in the Browser Automation domain.
- You prefer a local stdio subprocess transport.
- Its auth model fits you: No auth required.
- You want tools like
browser_close, browser_resize, browser_console_messages.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | C CDPM | Playwright MCP |
|---|---|---|
| Category | Browser Automation | Browser Automation |
| Quality signal | 60/100 · Good | 89/100 · Excellent |
| Install command | Confirmed | Confirmed |
| Transport | Local subprocess (stdio) | Local subprocess (stdio) |
| Auth | No auth required | No auth required |
| Pricing | Free | Free |
| Required env vars | None listed | None listed |
| Verified owner | Community listing | Verified |
| GitHub stars | 2 | 38,407 |
| Directory activity | 1 views 0 installs 0 upvotes | 6 views 0 installs 0 upvotes |
| Tools | 28 | 25 |
| Full listing | View CDPM | View Playwright MCP |
Tools & capabilities
CDPM tools 28
browser_statusLive slots, tabs, openers, last actions, summaries, dialogsbrowser_launchStart a slot — only when the user asks; no `slot` = lowest free; `slots` (list) or `count` start several at once, lowest first; `url` / `urls` open a start page right away. Window or headless is the user's choice: if they didn't say, Claude asks first (without `headless`, a closed slot is not start…browser_closeClose gracefully (profile kept)browser_tabsList / open in background (returns ID) / close / bring to front (only when the user wants)browser_snapshotAccessibility text with refs; `page`, `find`, `refbrowser_textReadable text (main/article first, or one `ref`), paginatedbrowser_screenshotVisible area as PNG, background tabs included; no full-page capturebrowser_navigateWaits for load; slow servers are reported as "still loading", not as errorsbrowser_clickReal mouse click; reports covering elements, new tabs, form-validation failuresbrowser_typeReal key events per character (`clear`, `submit`, `fast`); verifies the value and does not press Enter for `submit` if the value differs (the site rejected or reformatted the input); date/time inputs are set after format validationbrowser_fillFill several inputs on one page in order, then optionally `submit` ("Enter" or a button ref); stops at the first failure, page change, dialog or a field whose value differs from what was typed (nothing is submitted then)browser_dialogAccept or dismiss an open alert/confirm/prompt/beforeunload (`text` for prompt). Claude decides from the message- +16 more on the listing page
Playwright MCP tools 25
browser_closeClose the pagebrowser_resizeResize the browser windowbrowser_console_messagesReturns all console messagesbrowser_handle_dialogHandle a dialogbrowser_emulate_mediaEmulate CSS media features for the page, for example switch between the light and dark color scheme. Omitted parameters are left unchanged; null clears an override.browser_evaluateEvaluate JavaScript expression on page or elementbrowser_file_uploadUpload one or multiple filesbrowser_dropDrop files or MIME-typed data onto an element, as if dragged from outside the page. At least one of "paths" or "data" must be provided.browser_findSearch the accessibility snapshot of the current page for text or a regular expression. Returns matching snapshot nodes with a few lines of surrounding context (like search snippets), each shown under its path from the root of the tree, which is cheaper than capturing the whole snapshot when you only need to locate an element and its ref.browser_fill_formFill multiple form fieldsbrowser_press_keyPress a key on the keyboardbrowser_typeType text into editable element- +13 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.
CDPM
{
"mcpServers": {
"igelharine-cdpm": {
"command": "npx",
"args": [
"-y",
"cdpm-mcp"
]
}
}
}
Playwright MCP
{
"mcpServers": {
"microsoft-playwright-mcp": {
"command": "npx",
"args": [
"-y",
"@playwright/mcp@latest"
]
}
}
}
Frequently asked questions
CDPM is categorized under Browser Automation and uses a local stdio subprocess. Playwright MCP belongs to Browser Automation and uses a local stdio subprocess. Pick CDPM for browser automation work and Playwright MCP 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.
CDPM is listed as free. Auth: no auth required. Playwright MCP is listed as free. Auth: no auth required. 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 igelharine-cdpm and microsoft-playwright-mcp as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, CDPM has a quality signal of 60/100 (Good) with 1 views, 0 installs and 2 GitHub stars. Playwright MCP has 89/100 (Excellent) with 6 views, 0 installs and 38,407 GitHub stars.