MCP.Market

crosswalk MCP server

online · 100% uptime
by crosswalk.to·to.crosswalk/crosswalk·v0.1.0
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B77/100grade B
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Safety scan
B77/100

full report

Adoption
New

Little public usage data yet

Reviews

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If you have run it, two minutes of your experience saves the next person an afternoon.

crosswalk tools

Tool list not cached yet. `describe` through the gateway fetches it live.

Public scan report

scanner v0.1.10 · 2026-10-14 · same rubric, same numbers if you re-run it

1 low
  • –Code scanremote-only server, no package to scann/a
  • Live reliabilityremote reachable in 91ms (auth required)20/20
  • –Tool poisoningtools not inspected (endpoint requires auth); not countedn/a
  • Auth qualityOAuth resource metadata advertised on 40115/15
  • Maintenanceno repository listed3/15
  • Maintainer identityendpoint served from the registry-verified namespace domain8/10

Findings (1)

  • lowNo source repository listedmaint.no-repo
Overall 77/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How crosswalk compares

Against every graded Email MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
77/100
higher than 50% of 916 Email servers
Uptime
100%
of our recent checks; the typical remote Email server answers 100%
Response time
664 ms
faster than 19% of 609 Email servers

Install crosswalk in Claude Code, Cursor or VS Code

claude mcp add --transport http crosswalk https://mcp.crosswalk.to
Add to Cursor

crosswalk: common questions

Is crosswalk MCP server safe?
Mostly: it is graded B (77/100). Read the crosswalk safety report
How do I install crosswalk?
It runs remotely at mcp.crosswalk.to. Add it to Claude Code, Cursor, VS Code or Claude Desktop with the snippets above, or call it through the mcp.market gateway without installing anything.
Does crosswalk need an API key?
No key to paste: it signs you in with OAuth when your client connects.
Is crosswalk maintained?
The latest release is v0.1.0.
Is crosswalk up?
100% of our last 28 checks got an answer. We check remote servers about four times a day.
What can I use instead of crosswalk?
Servers from other publishers that do the same job: Atomic Mail MCP server, Agenticmail MCP server and smbCloud Mail & Auth MCP server.
How does crosswalk compare with other Email MCP servers?
safety score 77/100 (higher than 50% of 916 Email servers); uptime 100% (of our recent checks; the typical remote Email server answers 100%); response time 664 ms (faster than 19% of 609 Email servers). Full comparison.

Alternatives to crosswalk

Same job from other publishers: the closest match first, then the best rated.

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  • Agenticmail
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  • smbCloud Mail & Auth
    Email infrastructure and authentication for developers: domains, inbox routes, auth apps, deploys.
    A
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