BitMind vs Scribbr

由 DeepSeek-V4 与 R1 驱动的高效开源权重与托管推理 AI，token 成本极低。

企业级神经机器翻译、AI 写作润色，以及覆盖三十多种全球语言的实时语音翻译。

提供实时语法纠错、语气校准、写作来源追踪与团队风格指南的跨平台 AI 写作助手。

QuillBot is an AI writing suite best known for its paraphrasing tool. Users paste or type text and have it rewritten in different tones and styles, while companion tools handle grammar checking, summarizing, citations, plagiarism checks and AI content detection. It is widely used by students, writers and professionals.

面向越南语用户的友好 AI 学习助手，作业、图片与日常问题都能问

内置 AI 模板与照片编辑的免费在线设计工具

集作业辅导、考试备考、笔记与闪卡于一体的一站式 AI 学习工具

覆盖网页、浏览器、桌面与移动端的全能 AI 助手

由 Grok 撰写并核查的开放 AI 百科全书

既是语法检查器，也是写作技艺教练

200+ 款免费浏览器工具，覆盖 PDF、图片、视频、文件与 AI 写作。

Jenni is an AI research and academic writing workspace that helps students, researchers, and academics read, write, and cite in one place. Bring in PDFs or import a Zotero or Mendeley library, and Jenni's autocomplete suggests sentences grounded in your own sources, with every suggestion linked to the exact page and paragraph. A built-in writer, AI chat, citation engine covering 10,000+ styles, and a Reviews tool for catching weak or unverified claims make it a full environment for producing cited papers.