XDA Developers had Claude Code (Opus 5), Codex (GPT-5.6) and Google Antigravity (Gemini 3.8) rebuild the same website from the same brief. The comparison shows which agent handles detail, polish and real-world edge cases best.
Why I recommend it: Useful if you are choosing an AI coding assistant for side projects or learning to prompt more effectively. The winner is not necessarily the one you would expect.
Instantly grades your resume and LinkedIn profile out of 100, flagging weak language, missing metrics, and ATS formatting problems.
In plain terms: This tool gives you instant feedback and a score on your resume or LinkedIn profile. You can upload your documents to fix weak bullet points, match job keywords, and ensure your formatting works with hiring software.
From the site: Our online resume and LinkedIn grader instantly scores your resume and profile and gives detailed feedback on how to get more interviews.
Why I recommend it: Free scan is enough to catch the obvious wording and metrics gaps.