Weather MCP

Minimal MCP server exposing today's weather for a city via tool, resource, and prompt, with optional paywall protection via Nevermined Payments.

→ nevermined-io/weather-mcp-demo · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 3 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

🔐

You'll be asked for 2 credentials: NVM_API_KEY, NVM_SERVER_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.

configALLOWED_HOSTS— for DNS-rebind protection (default 127.0.0.1,localhost)

configMCP_ENDPOINT— export =http://localhost:3000/mcp

configMCP_LOW_ENDPOINT— export =http://localhost:3000/mcp-low

configNVM_AGENT_ID— export =weather-agent # Logical agent id used in validation (or your real ID)

🔐 secretNVM_API_KEY— export =... # Subscriber key

configNVM_ENV— export =staging_sandbox # optional

configNVM_PLAN_ID— export =... # Plan that grants access

🔐 secretNVM_SERVER_API_KEY— export =... # Server key (builder/agent owner)

configPORT— (default 3000)

configRAW

// 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 5 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

[![M8ven Score](https://m8ven.ai/badge/mcp/nevermined-io-weather-mcp-demo-sq5xy7)](https://m8ven.ai/mcp/nevermined-io-weather-mcp-demo-sq5xy7)

commit: a6893bd238aa473a0ef22d28ff72fcbffd05fbc4

code hash: cbdb533de7ab8940dc9618a309325a3339873a5a146fa23b4b04350f72ed1363

verified: 6/9/2026, 10:41:29 AM

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