Leapfrog

Leapfrog is an advanced MCP (Model Context Protocol) server designed to give AI assistants and agents robust, stealthy, and efficient multi-session web automation capabilities. It exposes 36-37 browser tools that enable high parallelization (up to 15 isolated browser sessions), advanced site interaction (including action scripting, page classification, persistent cookies, humanization, and stealth features), and session export/replay functionality. Seamless integration with tools like Claude Code, Cursor, Windsurf, and compatibility with Playwright-core enable AI-driven browsing, scraping, automation, and user emulation workflows. Its chief users are AI agent or assistant developers, LLM-integrated products, and anyone building advanced automation systems requiring real-time, resilient, and efficient browser automation across many parallel contexts.