hive-mcp-barter

Item: hive-mcp-barter
Rating: 43
Author: M8ven

An outbound arbitrage agent for 402-enabled MCP endpoints that probes, counter-offers, and settles USDC on Base L2, automating margin arbitrage without human intervention.

→ srotzin/hive-mcp-barter · listed on glama

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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: PRIVATE_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// known CVEs in dependencies1 low

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

lowexpress@4.19.2GHSA-qw6h-vgh9-j6wx

express vulnerable to XSS via response.redirect()

Depend on this server? Get alerted when its CVEs change.Watch this server free →

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configBARTER_DB

configBASE_RPC— no https://mainnet.base.org

configBASE_RPC_URL

configBOGO_DB_PATH

configENABLE_OUTBOUND— no false Default-off. The 5-min cron loop only runs when set to true.

configHIVECOMPUTE_URL— no https://hivecompute-g2g7.onrender.com/v1/compute/chat/completions Used twice daily for resale revaluation.

configPORT

🔐 secretPRIVATE_KEY— yes (to sign) — Hex private key for the wallet that funds counter-offers. Never commit this. Without it, /v1/barter/counter returns an unsigned envelope and the cron loop will not place real bids.

configUSDC_BASE— no 0x833589…2913 USDC contract on Base.

configWALLET_ADDRESS— no 0x15184…436e W1 MONROE on Base.

// 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/srotzin-hive-mcp-barter-o06w9z)](https://m8ven.ai/mcp/srotzin-hive-mcp-barter-o06w9z)

commit: 0ec5c78ac78c7bbeb6eb28c1f33af5626ca146d8

code hash: 6e46d20dddccd61bfdfad89887d27600e840d45f8224c38d6ffa5bce097596bb

verified: 7/29/2026, 9:08:21 AM

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