74
grade C
10 days ago
glama
MCP Calculator Demo
A sample MCP server that provides basic arithmetic tools like addition, subtraction, multiplication, and division. It serves as a demonstration for implementing the Model Context Protocol and connecting custom tools to clients like Claude Desktop.
Install from
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// key findings
✅
No credential exfiltration, no sensitive file access, no obfuscation
Static analysis found nothing flowing your secrets to unexpected places.
🔐
You'll be asked for 1 credential: ANTHROPIC_API_KEY
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// required environment variables
This server reads these from
process.env. You'll be asked to provide them before it can run.🔐 secret
ANTHROPIC_API_KEY— Need to set in .env to run the client. The credit from Anthropic is NOT free.// full audit trail
The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.
// improvement guidance — verified publishers only
We have 4 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.
// embed badge in your README
[](https://m8ven.ai/mcp/fisherskyi-mcp-demo-1ps48s)commit: 2a95dd2cfceddeb72ca6d4b6c9e825c7e8430880
code hash: 5cbb8b5234ac5c760e6eb17984c3a49a7606c94419fd9c0fb60172773cacd8ca
verified: 4/11/2026, 2:42:28 PM