MCP.Market

Assay MCP server

online · 100% uptime
by robertoyanguas-ops·io.github.robertoyanguas-ops/assay·v0.4.2
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A2A & MCP Pre-Flight Security: SHA-256 tool schema rug-pull detection and liveness grades.

C67/100grade C
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Safety scan
C67/100

full report

Adoption
New

Little public usage data yet

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

Assay tools (2)

write = sends, deletes, buys or posts
  • assay_preflightFree

    Pre-flight check (liveness, MCP schema hash, rug-pull drift, tool poisoning) before paying an agent.

  • assay_probeFree

    Probe a live MCP/A2A/x402 endpoint and record observation.

Public scan report

scanner v0.1.10 · 2026-10-16 · same rubric, same numbers if you re-run it

1 low
  • –Code scanremote-only server, no package to scann/a
  • Live reliabilityremote reachable in 289ms20/20
  • Tool poisoning2 tool descriptions checked15/15
  • Auth qualityopen endpoint, read-only tools10/15
  • Maintenanceno repository listed3/15
  • Maintainer identityno repository or website to verify2/10

Findings (1)

  • lowNo source repository listedmaint.no-repo
Overall 67/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How Assay compares

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

Safety score
67/100
higher than 30% of 680 Maps and travel servers
Tools
2
the typical Maps and travel server has 6
Tools that change things
0%
typical: 0%. Fewer write tools means less an agent can break
Uptime
100%
of our recent checks; the typical remote Maps and travel server answers 100%
Response time
304 ms
faster than 50% of 451 Maps and travel servers

What its tools let an agent do: 2 read

Install Assay in Claude Code, Cursor or VS Code

claude mcp add --transport http assay https://assay-207908449630.us-central1.run.app/mcp
Add to Cursor

Assay: common questions

Is Assay MCP server safe?
With care: it is graded C, so read the findings first (67/100). Read the Assay safety report
How do I install Assay?
It runs remotely at assay-207908449630.us-central1.run.app. 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 Assay need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Assay maintained?
The latest release is v0.4.2.
Is Assay 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 Assay?
Servers from other publishers that do the same job: Figuard MCP server, Variflight MCP server and AirTreks MCP server.
How does Assay compare with other Maps and travel MCP servers?
safety score 67/100 (higher than 30% of 680 Maps and travel servers); tools 2 (the typical Maps and travel server has 6); tools that change things 0% (typical: 0%. Fewer write tools means less an agent can break). Full comparison.

Alternatives to Assay

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