Based on the current official sitemap (home plus 6 tool pages). zh-cn/en-us endpoints now return 404, so only live links are listed.
Site Overview
- REX AI home: One-stop AI programming and media toolkit with 99.9% success rate, global low latency, and zero ads.
Direct link: https://tool.rexai.top/ - Codex Portal (multi-model coding assistant): Integrates Codex, Claude Code, and Gemini with smart routing to faster/cheaper models; covers generate, complete, review, debug, explain, and test with built-in failover, claiming 20–70% cost savings.
Direct link: https://tool.rexai.top/tools/cc-codex-portal - Codex AI News landing: Marketing alias for Codex Portal, reiterating 99.9% uptime, enterprise reliability, and multimodal support.
Direct link: https://tool.rexai.top/tools/codex-ai-news
Video & Social Downloaders
- YouTube downloader: Paste a link to grab 4K/8K HDR video or audio; no login; handles Shorts and playlists, keeps metadata filenames, and auto-merges audio, all in an ad-free page.
Direct link: https://tool.rexai.top/tools/youtube-video-download - Instagram downloader: Save public photos, multi-image posts, Reels, IGTV, and Stories with no account requirement; offers batch grabs and watermark-free output where available, focused on privacy and success rate.
Direct link: https://tool.rexai.top/tools/instagram-video-download - TikTok downloader: Three-step paste-and-download that prioritizes watermark-free files and multiple qualities, working directly in the browser without login.
Direct link: https://tool.rexai.top/tools/tiktok
Publishing Helper
- WeChat Markdown editor: Paste Markdown (≤512 KB) to see live WeChat-style preview with VS Code-like code blocks; HTML copy/download is planned next.
Direct link: https://tool.rexai.top/tools/wechat-markdown
The sitemap also lists /zh-cn and /en-us variants (cc-codex-portal, tiktok, wechat-markdown) that currently return 404, so they are omitted here.