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.
One repo: a Claude Code / Grok plugin plus a grok_search MCP server that gives any coding agent (Claude Code, Codex, Cursor) live X (Twitter) and web search via your Grok Build CLI.