backchannel

Item: backchannel
Rating: 56
Author: M8ven

MCP server for async messaging between AI coding agents, enabling cross-harness and cross-machine communication with Slack-like semantics and mail-shaped delivery.

→ unison-labs-ai/backchannel · listed on glama

Is this your MCP?

Claim it to get a verified publisher badge, a free copy of our full audit findings, and direct contact for any high-priority issues we find.

Install from

Glama

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

// 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.

✅

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 2 credentials: BACKCHANNEL_TOKEN, UNISON_TOKEN

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

// known CVEs in dependencies3 high

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

high@modelcontextprotocol/sdk@1.12.0GHSA-345p-7cg4-v4c7

@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse

high@modelcontextprotocol/sdk@1.12.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.12.0GHSA-w48q-cv73-mx4w

Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default

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.

configBACKCHANNEL_AGENT

configBACKCHANNEL_BACKEND— brain UNISON_TOKEN=usk_... BACKCHANNEL_ROOM=my-team bch init my-agent

configBACKCHANNEL_HOME

configBACKCHANNEL_ROOM— BACKCHANNEL_BACKEND=brain UNISON_TOKEN=usk_... =my-team bch init my-agent

configBACKCHANNEL_SETUP_HOME

🔐 secretBACKCHANNEL_TOKEN

configBACKCHANNEL_URL

configUNISON_API_URL

🔐 secretUNISON_TOKEN— BACKCHANNEL_BACKEND=brain =usk_... BACKCHANNEL_ROOM=my-team bch init my-agent

// 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 7 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/unison-labs-ai-backchannel-plb4e1)](https://m8ven.ai/mcp/unison-labs-ai-backchannel-plb4e1)

commit: 84182bc58f33fa80e1d1e25c3cc38b725a8f3b88

code hash: f123748e637ac9031e7c4032bb5a795156a54590a3a22ff3ebbbfede9416816e

verified: 6/13/2026, 9:44:34 AM

view raw JSON →