Production web tools, open datasets, CLI packages, and engineering whitepapers for IP reputation auditing, Large Language Model cost analysis, AI matting, and document workflows.
Cross-verifies IPv4 and IPv6 addresses across 6+ authoritative upstream sources (AbuseIPDB, Scamalytics, IP-API, Proxycheck, Cloudflare Radar, and RIR RDAP) with automatic single-source outlier suppression and native vs. broadcast ISP detection.
Daily-verified API pricing comparison across 50+ models (DeepSeek R1/V3/V4, OpenAI GPT-4o/o3-mini, Claude 3.7 Sonnet, Gemini 2.0, Alibaba Qwen). Accurately models Prompt Caching hit discounts and multi-currency (USD/CNY) billing.
High-precision AI background removal and hair-edge alpha matte generation for portraits, e-commerce product photography, and design assets with studio backdrop previews.
Moguan PDF (moguanpdf.com) provides 24+ browser-based PDF tools for merging, splitting, compressing, watermarking, and format conversion. AIJuhe (aijuhe.org) indexes 380+ curated AI productivity tools.
Technical breakdown of AbuseIPDB, Scamalytics, IP-API, Proxycheck, Cloudflare Radar, and RIR RDAP consensus weighting.
Analysis of reasoning/thinking token billing multipliers, prompt caching prefix hashing rules, and tiered context pricing.
Zero-dependency JavaScript/TypeScript SDKs and CLI tools distributed via NPM, jsDelivr, and unpkg.