mcp-finnhub

MCP server providing comprehensive access to Finnhub financial market data API for AI assistants like Claude Desktop.

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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.

✅

Open source with a license and README

Anyone can audit the code, the license is declared, and the publisher documents what it does.

🔐

You'll be asked for 1 credential: FINNHUB_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.

🔐 secretFINNHUB_API_KEY— your_api_key_here

configFINNHUB_STORAGE_DIR— /path/to/storage

configFINNHUB_SAFE_TOKEN_LIMIT— 75000 # Conservative token limit

configFINNHUB_RATE_LIMIT_RPM— 300 # Requests per minute (30 free, 300 premium)

configFINNHUB_REQUEST_TIMEOUT— 30 # Request timeout in seconds

configFINNHUB_ENABLE_CACHE

configFINNHUB_CACHE_TTL

configFINNHUB_MAX_CONCURRENT_JOBS

configFINNHUB_JOB_TIMEOUT

configFINNHUB_JOB_CLEANUP_AFTER

configFINNHUB_LOG_LEVEL

configFINNHUB_LOG_FILE

configFINNHUB_DEBUG

configFINNHUB_MOCK_RESPONSES

configMCP_LOG_LEVEL

// 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

[![M8ven Score](https://m8ven.ai/badge/mcp/cfdude-mcp-finnhub-ywqzqd)](https://m8ven.ai/mcp/cfdude-mcp-finnhub-ywqzqd)

commit: b7a2651b88efa7807b8d2486f0a736f51fd33332

code hash: 5d0e5ca118e7b4f8fa3c3110597e15fcdea5261b69ec1aaeac6e402389b0c8b9

verified: 6/18/2026, 10:43:43 AM

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