Mistral Vibe for Code vs Claude Code vs Cursor vs Codex: Four Agents Scored on One Scaffold-to-PR Task

A new technical benchmark evaluates four prominent AI coding agents by measuring their performance on a standardized task ranging from initial scaffolding to final pull request submission. The comparison assesses how Mistral Vibe, Claude Code, Cursor, and Codex differ in operational costs, deployment flexibility, and autonomous workflow capabilities. This analysis provides developers with comparative data on which tools offer the best balance of efficiency and self-hosting options for integrated software development tasks.