A curated list of Agent Skills for SEO. Technical audits, keyword research, content briefs, schema, GEO and AI visibility, for Claude Code, Codex, Cursor and OpenClaw.

Extracted system prompts from Anthropic - Claude Fable 5.1, Opus 5, Claude Design, Claude Code. OpenAI - ChatGPT GPT-6-Astra, Codex. Google - Gemini 3.8 Flash, 3.1 Pro, Antigravity. xAI - Grok, Grok Bot, Cursor, Kimi and more! Updated regularly.