Reflex MCP server
com.reflexmcp/reflex·v0.4.12Browser automation for AI agents: compressed page snapshots, batched actions, fewer tokens.
73 downloads/wk
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If you have run it, two minutes of your experience saves the next person an afternoon.
Reflex tools (11, 2 write)
write = sends, deletes, buys or postsRead from the package source without running it. The installed server may list more.
reflex_actwrite actionRun a batch of browser steps in one call; stops at the first failure with a forensic report (reason, near-miss candidates, console and network errors, pre-failure page changes). Success returns only what changed, not the full page.
reflex_authSign in to Reflex (required before billed calls). Free. login opens the user's browser to sign in and stores the key locally; logout clears it; status shows the signed-in account and credit balance. Tell the user to complete the sign-in in the browser tab that opens.
reflex_checkAudit the page: visual defects (overlaps, low contrast, clipped text, broken images) plus recent console errors and failed network requests.
reflex_evalwrite actionRun JavaScript in the page and return the result. For reading values back; act already has an eval step for side effects.
reflex_extractExtract complete data from a table, list, or text region that snapshots fold (e.g. '200 rows'), or a captured JSON data feed by its net<id> handle. Output over 6KB is saved to a file and returned as a preview plus path.
reflex_flowReusable automation: save this session's recorded steps as a flow, run a saved flow (deterministic replay, no page reading needed), list flows, or save auth state (cookies and localStorage) for reflex_open.
reflex_openOpen a URL in the local Chrome and return a distilled snapshot with stable element refs like [a3f2].
reflex_readRe-read the current page. Returns only the delta since the last look, '(page unchanged)', or a full snapshot.
reflex_sessionList or stop parallel browser sessions. Free (no credit). Sessions spawn on demand the first time any tool is called with a new session name; each is a fully isolated browser, safe for concurrent agents.
reflex_shotScreenshot the page or one element. Returns the image and its file path.
reflex_tabList, switch to, or close browser tabs. Popups and target=_blank are followed automatically.
Public scan report
scanner v0.1.9 · 2026-09-26 · same rubric, same numbers if you re-run it
- Code scan5 source files scanned25/25
- –Live reliabilityno gateway calls yet and no remote to proben/a
- –Tool poisoningtools not inspected (local package is not executed); not countedn/a
- Auth qualitylocal package, no credentials required12/15
- Maintenanceno repository listed3/15
- Maintainer identityno repository or website to verify2/10
Findings (1)
- lowNo source repository listed
maint.no-repo
How Reflex compares
Against every graded Scraping and browsing MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 65/100
- higher than 20% of 866 Scraping and browsing servers
- Tools
- 11
- the typical Scraping and browsing server has 6
- Tools that change things
- 18%
- typical: 0%. Fewer write tools means less an agent can break
- Downloads a week
- 73
- more than 48% of 309 Scraping and browsing servers with a package
What its tools let an agent do: 9 read · 2 change
Install Reflex in Claude Code, Cursor or VS Code
Runs npx -y reflex-browser on your machine. Read the scan report first; the gateway never runs local packages.
claude mcp add reflex -- npx -y reflex-browser
Reflex: common questions
- Is Reflex MCP server safe?
- With care: it is graded C, so read the findings first (65/100). Read the Reflex safety report
- How do I install Reflex?
- It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
- Does Reflex need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is Reflex maintained?
- The latest release is v0.4.12.
- What can I use instead of Reflex?
- Servers from other publishers that do the same job: Agentic Browser MCP server, unbrowser by Unchained MCP server and AIHawk MCP server.
- How does Reflex compare with other Scraping and browsing MCP servers?
- safety score 65/100 (higher than 20% of 866 Scraping and browsing servers); tools 11 (the typical Scraping and browsing server has 6); tools that change things 18% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.
Alternatives to Reflex
Same job from other publishers: the closest match first, then the best rated.
Agentic BrowserGive any AI agent your real Chrome: text perception, visible cursor, ~4x fewer tokens.not reviewedGrowingB- unbrowser by UnchainedChrome-free MCP web access for agents with low-token page maps and browser escalation hints.not reviewedGrowingB
- AIHawkAI browser agent: browses, clicks, types, and reads real web pages from plain-English instructions.not reviewedWidely usedA
- UnbrowseWebsites as APIs: read pages, run site tasks via learned APIs, cloud browser with saved logins.not reviewedEstablishedA
- FortressStealth browser for AI agents: fetch pages behind Cloudflare/DataDome/CAPTCHA, extract clean data.not reviewedEstablishedB