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Hail MCP Server

Developer ToolsUse Caution4.8MCP RegistryLocalRemote
Free

Server data from the Official MCP Registry

Phone, SMS and email for AI agents. One remote MCP endpoint, OAuth login, zero install.

About

Phone, SMS and email for AI agents. One remote MCP endpoint, OAuth login, zero install.

Remote endpoints: streamable-http: https://mcp.hail.so

Security Report

4.8
Use Caution4.8High Risk

Hail is a telephony, SMS, and email service whose MCP server authenticates through a bearer token (OAuth or a static HAIL_API_KEY) and routes every operation through the Hail API, with no hardcoded secrets or shell execution seen in the reviewed code. The main concerns are that the server acts on irreversible real-world actions such as placing calls, sending messages, and purchasing numbers, relying on agent-supplied consent flags, and that some error handling is broad. The reviewed code is truncated, so the score reflects only the visible portion. Supply chain analysis found 17 known vulnerabilities in dependencies (2 critical, 9 high severity).

14 files analyzed · 20 issues found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

How to Install & Connect

Available as Local & Remote

This plugin can run on your machine or connect to a hosted endpoint. during install.

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