MCP Firewall

Example Use Cases

• 1

  Enforce data privacy and security policies before sending text to LLMs.

• 2

  Customizable text filtering and transformation using regex or plain text rules.

• 3

  Seamless integration with MCP-compatible LLMs like Claude via REST or JSON-RPC.

Description

MCP Firewall provides a filtering layer that processes text data before sending it to Large Language Models like Claude, enforcing policies and transforming content based on customizable rules. It supports both regex and plain text pattern matching, persistent storage of rules via SQLite, and offers a REST API and JSON-RPC interface for integration. The service is easily deployable via Docker and compatible with enterprise environments like Smithery.