Flatcash MCP server
AI agent payment rail: earn, pay, trade in 152 currencies. Zero fees.
F25/100grade F
Adoption
Not measured yet
Usage numbers are collected on the next scan
Blocked at the gateway.Blocked at the gateway. A critical finding or a dead endpoint.
Reviews
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If you have run it, two minutes of your experience saves the next person an afternoon.
Flatcash tools
No tool declarations could be read from the package source. They show once the server is installed.
Public scan report
scanner v0.1.9 · 2026-09-23 · same rubric, same numbers if you re-run it
no findings
- –Code scanremote-only server, no package to scann/a
- –Live reliabilityno gateway calls yet and no remote to proben/a
- –Tool poisoningtools not inspected (local package is not executed); not countedn/a
- Auth qualityno auth information5/15
- Maintenancerepository not readable: repo not found3/15
- Maintainer identityno repository or website to verify2/10
Overall 25/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON
Install directly
The registry entry has no remote endpoint or installable package.
Flatcash: common questions
- Is Flatcash MCP server safe?
- No: it is graded F and blocked at the gateway (25/100). Read the Flatcash safety report
- Does Flatcash need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is Flatcash maintained?
- The latest release is v3.1.0.
- What can I use instead of Flatcash?
- Servers from other publishers that do the same job: three.ws Agent Payments MCP server, Fee Optimizer MCP server and Blockrun MCP server. Compare all Flatcash alternatives.
Alternatives to Flatcash
Same job from other publishers: the closest match first, then the best rated.
- three.ws Agent PaymentsGoverned x402 payment sessions: pay any endpoint with budget, allowlist & per-tx caps, no key.not reviewedEstablishedB
- Fee Optimizer MCPCompare crypto exchange fees across 18 venues: VIP tiers, funding, spread, fiat rails, change feed.not reviewedGrowingA
- BlockrunWeb search, deep research, prediction markets & crypto data for AI agents. Pay per call via x402.not reviewedEstablishedB
- Yolfi Payments MCPLet AI agents add Yolfi crypto checkout, paylinks, webhooks, and status checks.not reviewedEstablishedA
- X402 ListFind and vet x402 payment APIs before your agent pays one: uptime, price, on-chain volume.not reviewedEstablishedA