mcp-assert

Item: mcp-assert
Rating: 45
Author: M8ven

The testing standard for MCP servers. Lint (14 rules), test, and fuzz over real stdio/SSE/HTTP transport. 18 assertion types in YAML. Found 4,794 schema issues across 55 servers. Any language, no mocks, single binary.

→ blackwell-systems/mcp-assert · listed on github_topic

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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.

// 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 2 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/blackwell-systems-mcp-assert-rkkwmt)](https://m8ven.ai/mcp/blackwell-systems-mcp-assert-rkkwmt)

commit: 0b0ef1a358046f0f299d81d6f3dabdd5bd29a8a2

code hash: 4fa9c0a7854d343d8ec0f6a6c26ccd27578e1181f992a2c6b4a827459ab2e17a

verified: 6/10/2026, 11:08:35 AM

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