MCP.Market

Puzzle MCP server

online · 100% uptime
by puzzle.io·io.puzzle/puzzle·v1.0.0
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Startup accounting: cash, burn, runway, financial statements, transactions, bills and invoices.

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.

Puzzle 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 495ms (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 Puzzle compares

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

Safety score
77/100
higher than 55% of 1,761 Finance servers
Uptime
100%
of our recent checks; the typical remote Finance server answers 100%
Response time
680 ms
faster than 19% of 1,133 Finance servers

Install Puzzle in Claude Code, Cursor or VS Code

claude mcp add --transport http puzzle https://app.puzzle.io/mcp
Add to Cursor

Puzzle: common questions

Is Puzzle MCP server safe?
Mostly: it is graded B (77/100). Read the Puzzle safety report
How do I install Puzzle?
It runs remotely at app.puzzle.io. 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 Puzzle need an API key?
No key to paste: it signs you in with OAuth when your client connects.
Is Puzzle maintained?
The latest release is v1.0.0.
Is Puzzle 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 Puzzle?
Servers from other publishers that do the same job: E Arveldaja MCP server, Finance Toolkit MCP server and Norman Finance — AI Bookkeeping, Accounting & Taxes MCP server.
How does Puzzle compare with other Finance MCP servers?
safety score 77/100 (higher than 55% of 1,761 Finance servers); uptime 100% (of our recent checks; the typical remote Finance server answers 100%); response time 680 ms (faster than 19% of 1,133 Finance servers). Full comparison.

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