知海图书馆

中文 AI 服务公开报价比较站，整理 AI API 中转与会员代充的公开报价、充值方式、退款说明和更新时间。

Translate Japanese manga into English or Simplified Chinese inside the artwork. Upload images or PDF pages, or use the desktop Chrome extension while reading.

BankStatementMate converts supported PDF, PNG and JPG bank statements into Excel or CSV transaction tables, with on-device processing and a reviewable preview.

Plan an independent China trip with a human-reviewed English itinerary PDF. Explore a free Beijing sample, enter your trip details and review a fixed planning price before secure payment.

Split authorized audio into vocals and instrument stems, preview the results, and download individual tracks or a ZIP. Verified accounts receive five free processing minutes once.

A free beta that compares career and business choices with fixed planning rules, tradeoffs, and seven-day experiments. It supports planning, not prediction.

GiftableSong turns names, relationships, and real memories into a personalized song gift. Generate two versions, hear a 60-second preview of each, and pay once to unlock the song you choose.

Image3D is an AI-powered 3D model generator that converts any photo or text prompt into a ready-to-use 3D model in seconds.