ProofSlip

Receipt-based verification for AI agent workflows — create, verify, and poll ephemeral proof objects

→ Johnny-Z13/proofslip· npm: @proofslip/mcp-server· listed on official

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M8ven verifies MCPs across every public registry — install directly from whichever one you prefer.

// 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: PROOFSLIP_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.

🔐 secretPROOFSLIP_API_KEY— Requires: environment variable.

configPROOFSLIP_BASE_URL— No API base URL (default: https://proofslip.ai)

// 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/official-https-github-com-johnny-z13-proofslip)](https://m8ven.ai/mcp/official-https-github-com-johnny-z13-proofslip)

commit: e277a4488fcf806313d24400d9d6fc7e2db2399c

code hash: e7f952c7af4ef29e7575c575c60973517a18592db286f7869ff3a9d6b8015f9a

verified: 4/11/2026, 1:35:48 PM

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