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Prevent AI agents from leaking API keys

A phantom token proxy and MCP server to prevent AI agents from leaking your API keys, featuring 27 commands and 10 tools.

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Prevent AI Agents from Leaking API Keys with Phantom Secrets

For developers building with AI agents, API key security is paramount. Accidental exposure of sensitive credentials can lead to significant financial loss and security breaches. Phantom Secrets is an open-source MCP (Multi-Agent Communication Protocol) tool designed to act as a secure proxy, preventing your AI agents from directly accessing and potentially leaking your API keys. This tool provides a robust layer of protection, allowing you to integrate AI agents into your workflows with greater confidence.

What Phantom Secrets Does

Phantom Secrets functions as a phantom token proxy and an MCP server. It intercepts requests that would typically go directly to external API services. Instead, these requests are routed through Phantom Secrets, which manages access to your API keys. Agents interact with Phantom Secrets, not directly with the API endpoints, thereby creating a critical buffer that prevents unauthorized or accidental disclosure of your sensitive credentials. This architecture ensures that your API keys remain protected even if the AI agent's internal state is compromised or its prompts are manipulated.

Key Features

Who Phantom Secrets is For

This tool is specifically designed for AI developers , ML engineers , and anyone building or deploying AI agents that require access to external APIs. If your AI agents interact with services like OpenAI, Google Cloud, AWS, or any other platform requiring API keys, Phantom Secrets is an essential component for your security infrastructure. It is particularly valuable for projects involving sensitive data or production environments where API key security is a critical concern.