Prompt Based Writing Assistant
The best 50 Prompt Based Writing Assistant AI tools - Free & Paid
Explore 50 AI for Prompt Based Writing Assistant
Promptify is an AI tool that generates writing prompts and creative ideas across various domains including literature, culinary, travel and design.
ProWritingAid is an AI writing assistance tool that offers suggestions for grammar, style, and improvement with the touch of a button.
Freemium
Prompt Genie is a prompt generator designed to work with ChatGPT and offers unlimited prompt generation without requiring an API key.
Free trial
Promptbase is an AI prompt marketplace with access to high-quality prompts for various industries and use cases. Users can buy, sell, and generate images directly using stabl diffusion technology and receive 5 free credits daily.
Free
PromptBox is an AI‑driven platform that lets users create, store, and reuse text prompts across mobile and desktop with cloud sync and team collaboration. It offers unlimited prompt generation, tagging, and keyboard shortcut integration.
Free trial
Prompthero is a website that provides information on prompting techniques for AI models.
Chat Prompt Genius is a web app that generates high-quality prompts for chatbot conversations using GPT technology.
PromptBuilder generates and optimizes prompts for ChatGPT, Claude, Gemini and other LLMs, offering 100+ templates (marketing, SEO, coding, support), an optimization engine for model-specific refinement, a searchable prompt library, image-prompt templates and multi-model workflows.
Subscription
Prompt Studio is an AI platform focused on prompt engineering. It facilitates language model creation, evaluation, and teamwork in a collaborative environment.
Freemium
Learn Prompting is a free, open‑source online course teaching prompt engineering for generative AI tools. It covers AI communication principles, advanced techniques such as chain‑of‑thought, security practices, quizzes, projects, community collaboration, workshops, and certificates.
Subscription
Promptsideas is a marketplace offering 13,000 AI prompts for models such as ChatGPT, Gemini, Claude, Stable Diffusion, Midjourney, Leonardo AI, and DALL·E. Users browse, sell, store prompts, and generate social media bios, pitch decks, and character designs.
Free
PromptPerfect refines prompts for LLMs and image generators, automatically enriching inputs and offering customizable iterations in any language. Its API embeds optimization into workflows, improving output quality, SEO, and code or image generation across marketing, development, and content creatio
Paid
- $9.99/mo
Promptaa generates, enhances, and organizes prompts for ChatGPT, Claude, and other generative AI. Create category-based prompts, auto-improve wording and structure, save searchable versioned libraries, share or collaborate, and reuse templates across projects.
Subscription
PromptPanda centralizes prompt creation, tagging, and storage in a searchable repository. It scores and analyzes prompts, suggests fine‑tuning, lets users set reusable variables, offers a browser extension, and supports secure, collaborative brand‑consistent AI workflows.
Free trial
Prompt AI Tools offers free AI utilities for text generation, grammar correction, email drafting, unit/currency conversion, DNS/IP lookup, code assistance, and productivity aids such as task planning. Useful for students, marketers, and IT professionals.
Free
Pretty Prompt is a Chrome extension that simplifies prompt engineering for AI models. With over 90,000 optimized prompts, it enhances user experience by transforming basic requests into detailed prompts, improving the quality of AI-generated outputs efficiently.
Free trial
Prompty refines user prompts to generate clearer, more accurate AI responses. It accepts an initial query, optimizes it, offers iterative variants, and lets users copy the final prompt, track history, and improve content quality.
Freemium
- $15/mo
GuessPrompt is an interactive AI tool that enhances prompt generation through daily challenges and a competitive leaderboard. It tracks performance, scores effectiveness, and encourages continuous improvement, making it suitable for writers, educators, and marketers.
Freemium
16x Prompt is a desktop tool that optimizes chatGPT developers' workflow by creating well-structured prompts for coding tasks, offering features like code formatting instructions, customizable settings, token limit tracking, and prompt enhancement for superior code generation.
Freemium
Promptly AI is a Chrome extension that optimizes prompts for AI models like ChatGPT, enhancing response relevance. Users can save, customize, and securely store prompts for quick access, ensuring efficient and tailored AI interactions.
Freemium
Promptlay is a widely used AI tool platform designed for engineers to manage and track performance. It features visual management templates and API usage monitoring, and has gained trust from over 1,000 engineering teams.
Free
Prompt Selected is an AI text assistant that integrates with your browser, allowing users to run custom ChatGPT prompts on selected text for grammar corrections, summarization, translation, and simplified explanations. Ideal for writers and students.
Free
Prompt Storm is a Chrome extension that connects to ChatGPT, Gemini, and Claude, offering a library of ready‑made prompts for quick generation of articles, emails, reports, code snippets, summaries, and marketing content.
Subscription
Promptspeak.ai is an innovative AI tool for iOS and macOS that revolutionizes written communication on social media, emails, and notes. It features real-time editing suggestions, AI chatrooms, and language support (English/German) with specialized bots for image creation and academic note-taking as
Freemium
Promptmate.io builds AI apps that chain multiple models (ChatGPT, Claude, Gemini, etc.) and pull external data like Google SERP, screenshots, and LinkedIn metrics into prompts. It supports bulk CSV processing, Zapier automation, and offers templates for SEO and content creation.
Paid
Promptitude centralizes GPT prompt creation, editing, and management for teams, offering a ready‑to‑use library, visual builder, no‑code integration, document reference, multi‑provider support, flow automation, rating, secure sharing, and a unified chat for testing.
Free
- $39/mo
Promtist is a prompt generator, optimizer, and manager for text, image, and video tasks. It offers template-driven and professional generation, version control, side-by-side model comparison, organized templates, and a browser extension for direct injection.
Free
Promptessor is an AI tool for analyzing and optimizing prompts, offering scoring metrics, effectiveness insights, and feedback. It supports text, image, and URL uploads, with features for progress tracking and multilingual support to enhance prompt quality.
Freemium
GPT‑Prompter is a Chrome extension that brings GPT‑3/4 and ChatGPT API directly into any webpage. It highlights selected text for instant explanations, supports pre‑made and custom prompts, and streamlines drafting for researchers, writers, and developers.
Free
Hyperwrite is an AI-powered writing tool available as a free Chrome extension that generates original paragraphs and helps overcome writer's block, increasing productivity for professionals, students, and creators worldwide.
Free
PromptFolder manages prompts for ChatGPT, Midjourney, and other AI services via a Chrome extension and web dashboard. It lets users save, edit, organize prompts in folders, track changes, search, and collaborate with real‑time saving and import/export.
Freemium
Prompt Engineering Institute offers resources for mastering prompt engineering and AI applications, including free courses, tutorials, and community support. Its 5C framework aids in crafting effective prompts and optimizing AI model performance through advanced techniques.
Free
Speakflow is a web‑based teleprompter that lets users scroll scripts by voice or manually with real‑time speed control. It offers autosave editing, collaborative drafting, device‑synchronization, 1080p browser recording, and hardware compatibility.
Freemium
The ChatGPT Prompt Generator from webutility.io is an online tool that streamlines prompt creation for engaging and insightful conversations with ChatGPT, allowing users to define their desired action, focus, subject, and context.
Free
The Prompt Index centralizes 700+ curated prompts for GPT‑4, Claude 4, Gemini, offering tools like Prompt Generator, Optimizer, AI Humanizer, Skill Generator, and an AI Labs sandbox for testing 300+ models. It supports slide generation, CV building, and collaborative sharing.
Freemium
- $9.99/mo
AI Text Generator creates original drafts, blog posts, emails, reports, and social captions from prompts, keywords or source text. Browser-based, it lets users set length, tone and audience, refine outputs, and copy or download results.
Freemium
Plume AI is a writing assistant that boosts writing speed and quality with autocompletion, rephrasing, and templates for various tasks. Support for multiple languages and a free plan make it a popular choice for efficient writing.
Freemium
What a Prompt is an AI tool that generates enhanced prompts for chatgpt using various methods, including text enhancement and visual settings, with quick and easy usage.
Free
Sudowrite is an AI writing tool that generates and suggests text for various writing tasks using GPT-3.
Free trial
PromptVisor unifies ChatGPT+, Gemini, Claude, Perplexity, and Mistral under one subscription, letting users switch models, adjust prompts live, track changes, use built‑in suggestions and templates, and collaborate in real time to streamline content creation.
Freemium
Prompter is an AI platform that generates curated recipes and customizable sequences for social media posts, emails, test cases, resumes, and blog drafts. Users can edit copy before running sequences and publish or monetize them through a marketplace.
Freemium
Text Assistant is a macOS Ventura app that lets users create, store, and reuse custom prompts for writing tasks. It offers an unlimited prompt library, shortcut support, quick copy/share, and integrates with OpenAI via user API key.
Freemium
RepoPrompt is an AI coding assistant that optimizes workflows by structuring prompts for clarity, efficiency, and token estimation with advanced filtering. It supports multiple models, local connections for privacy, and macOS-native performance, along with workspace management and reusable prompts.
Freemium
Prompt Dress is a Chrome extension that stores and retrieves AI prompts within the browser. It offers tag‑based organization, quick search, inline editing, copy‑to‑clipboard, team sharing via links, and context‑menu integration for efficient prompt access during content creation or coding.
Freemium
Betterprompt is an AI-powered tool that generates mid-journey prompts in 100 languages, enhancing creative projects with features such as color palettes for abstract paintings and support for various genres.
Write AI is an advanced writing tool that uses machine learning to replicate human-like writing and overcome writer's block, with a free trial and cancellation at any time.
Free trial
Image Prompt converts uploaded photos into detailed, AI‑optimized text prompts, supports non‑English input, offers object‑recognition analysis, and can generate high‑resolution images directly. Its batch processing, video prompt, and format‑translation features streamline design workflows.
Freemium
- $5.99/mo
Promptomania is a prompt hub that lets users browse, build, and generate image, video, 3D, and audio content on platforms like Midjourney, DALL·E, Stable Diffusion, and Studio AI. It offers a builder, template library, and export options for marketing materials.
Paid
Speedwrite generates fresh, original English text from supplied source material. It produces new paragraphs, rewrites user input with improved grammar and style, and adapts to essays, articles, reports, or marketing copy.
Subscription