AI Text Tools

Grammarly

A veteran AI writing assistant, it provides capabilities such as grammar checking, paragraph rewriting, tone adjustment, AI flavor removal, and AI detection on any website and application. Its official website positions it as a ready-to-use AI writing partner, covering two scenarios: the workplace and education.

QuillBot

An all-in-one AI writing suite covering paraphrasing, grammar checking, plagiarism detection, AI detection, AI Humanizer, translation, and summarization. Its Chrome extension is free, and the official site reports more than 6 million users.

StealthWriter

AI text rewriting tool that rewrites AI-generated content into more natural expressions, offers AI detection and in-depth sentence-by-sentence scanning, provides three optional intensity levels for rewriting (light, medium, and heavy), and the official website states that the free version does not require a credit card.

Jenni

An academic writing assistant for students and researchers. It enables writing from your own imported literature library, in-text citation and automatic reference generation while writing, supports cross-library queries, retrieval of over 200 million papers, and pre-submission checks.

ProWritingAid

A complete writing toolkit for story creators, covering planning, writing, editing and publication stages. It provides tools such as story canvas, plot and character analysis, virtual reading, and can also be used with common writing applications.

An AI long-form writing and document generation tool launched by Baidu, it supports one-click article completion, automatic outline generation, proposal and research report creation, internet and academic search, intelligent PPT generation, and Baidu Academic plagiarism check, targeting thesis and office writing scenarios.

Paperpal

An AI writing assistant for scientific research and academic scenarios, providing grammar proofreading, rewriting, plagiarism check, and citation check. Its rewriting suggestions are based on more than 250 million research papers, covering the complete scientific writing process from literature review to pre-submission checks.

Sudowrite

An AI writing tool specially designed for creative writing, the self-developed Muse model is optimized for novel scenarios. It offers capabilities such as story continuation, sensory detail description, brainstorming and rewriting, and is used by many best-selling authors and screenwriters for full-length novel creation.

Notion AI

The built-in AI workspace capabilities of Notion can capture knowledge, retrieve information across applications and generate cited answers, and also support the use of custom Agents to automatically handle repetitive tasks.

MiniMax

MiniMax's multimodal large model platform covers text, speech, video, music and code. Its flagship model M3 focuses on million-level context and Agent capabilities, while H3 is open-weighted. The official claims that the number of global users exceeds 200 million, and it provides AP.

Groq

Groq's in-house LPU chip-powered inference cloud runs open-source models such as Llama and Mixtral with ultra-low latency. It has a low migration cost for OpenAI-compatible APIs, and the company claims it processes trillions of tokens per week.

Prompt Cowboy

A lightweight online prompt generation tool, its official website states that it can refine rough ideas into clear prompts suitable for models such as ChatGPT and Claude. You can select types, models and templates, and the page indicates that it is used by more than one million users.

Together AI

Together AI is an AI-native cloud platform that provides open-source model inference, fine-tuning and GPU clusters. It features easy migration with OpenAI-compatible interfaces, and the company claims it offers 2x faster inference, 60% lower costs and 90% faster pre-training.

AIPRM

Expansion of the prompt library for models such as ChatGPT. The official website states that it has collected more than 4,000 expert-written prompts, supports team private prompts and custom GPT community prompts, and the official claims that the user scale exceeds 2 million.

Cohere

An enterprise-oriented AI platform and model service provider, offering the privately deployable agent platform North and self-developed models, helping enterprises transform scattered internal data into usable insights and automated processes.

Prompt Engineering Guide

A Chinese learning platform that systematically explains prompt engineering. Its official website catalog includes prompt design techniques, advanced methods such as Chain-of-Thought and Retrieval-Augmented Generation, numerous application examples, as well as chapters on risks like hallucinations, biases, and adversarial prompts.