Har

About

The Har server is a Model Context Protocol (MCP) server designed for parsing and analyzing HTTP Archive (HAR) files. It enables AI assistants to inspect network traffic captured in HAR format, with built-in support for redacting sensitive authentication headers. It supports loading HAR files from local filesystems or HTTP URLs, querying request details and listing all URLs and HTTP methods accessed in the HAR file.

Key Features

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• Loads HAR files from local filesystem or HTTP URLs
• Lists all URLs and HTTP methods accessed in the HAR file
• Queries request IDs for specific URL and method combinations
• Retrieves full request details with automatic redaction of authentication headers
• Handles real-world HAR files with flexible HAR parsing

Use Cases

• Analyzing API interactions recorded in HAR files
• Inspecting network traffic for debugging purposes
• Integrating network traffic analysis into AI assistant workflows