Is Prism — Crossdeck MCP server safe?
Probably. Read the findings first.
Use with care. Some checks failed or could not be verified.
What to know before installing
- highRemote endpoint did not respond — Streamable HTTP error: Error POSTing to endpoint: <html><head> <meta http-equiv="content-type" content="text/html;charset=utf-8"> <title>404 Page not found</title> </head> <body text=#000000 bgcolor=
How Prism — Crossdeck compares
Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 60/100
- higher than 15% of 48,243 servers
- Uptime
- 75%
- of our recent checks; the typical remote server answers 100%
Public scan report
scanner v0.1.10 · 2026-11-04 · same rubric, same numbers if you re-run it
1 high
- Code scan7 source files scanned25/25
- Live reliabilityremote unreachable: Streamable HTTP error: Error POSTing to endpoint: <html><head> <meta http-equiv="content-type" content="text/html;charset=utf-8"> <title>404 Page not found</title> </head> <body text=#000000 bgcolor=0/20
- –Tool poisoningtools not inspected (endpoint requires auth); not countedn/a
- Auth qualitystatic API keys via environment variables6/15
- Maintenancelast push 63 days ago12/15
- Maintainer identityendpoint served from the registry-verified namespace domain8/10
Findings (1)
- highRemote endpoint did not respond
reliability.unreachableStreamable HTTP error: Error POSTing to endpoint: <html><head> <meta http-equiv="content-type" content="text/html;charset=utf-8"> <title>404 Page not found</title> </head> <body text=#000000 bgcolor=
Overall 60/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON