Best 27 ai content writing assistant Tools in 2026

AI-powered research and summarization
Content generation for various platforms
Access to multiple AI models (GPT-4, Claude, etc.)
Code generation and debugging
Image generation
Customizable chatbots and prompt libraries

Merlin Pro $19 per month billed annually Delivering $130 worth of value

Install the Merlin AI Chrome Extension and use the shortcut Ctrl/⌘+M to open the AI Chatbot on any website. On platforms like Twitter, LinkedIn, YouTube, and Gmail, Merlin buttons provide easy access to its features.

AI Text Generator
AI Email Generator
AI Letter Generator & Writer
ChatGPT Rewriter
AI Response Generator
AI Story Generator
AI Writer
AI Speech Writer
Quote Generator
Article Generator
Essay Extender
Essay Rewriter
AI Image Generation
SEO Assistant

Basic $7.99/month 10,000 words per month, 20 images per month, AI Email Writer, 185+ AI Writing Tools, Cancel at any time.
Pro $29.99/month 200,000 words per month, 100 images per month, AI Email Writer, 185+ AI Writing Tools, Typli AI Writer access, Cancel at any time.
Plus $11.99/month 50,000 words per month, 50 images per month, AI Email Writer, 185+ AI Writing Tools, Typli AI Writer Access, Cancel at any time.

To use Typli.ai, enter your topic and requirements, and the AI will generate unique content that matches your style and tone. You can also use specific commands to guide the AI in writing articles, introductions, or highlighting specific aspects.

AI-powered content generation
Original content creation for essays, blogs, and prose

Visit the stansa.ai website and either login or register to get started. Once logged in, you can begin using the AI writing assistant to craft original content for various writing tasks.

AI-powered writing and revision
Over 50 writing templates
Trained in Brazilian Portuguese
Humanized revision
Style and grammar checks

To use Clarice.ai, choose a template from over 50 unique models based on your objectives. Add the topic and activate customizations like tone of voice and target audience. Clarice.ai writes the text for you. Then, edit and revise in the editor with the AI revision of style in Portuguese.

AI-powered tone adjustment
Text paraphrasing
Grammar check
Text summarization
HumanGPT for AI detection bypass
Subject Matter Expert AI Chat
Text-to-voice conversion
Co-writer

Free $0 / month Limited features, 6,000 characters per month, ads
Plus $6.66 / month $79.90/year, unlimited characters, ad-free, HumanGPT, Grammar Check, Text-to-Voice, Subject Matter Expert
Pro $16.66 / month $199.90/year, everything in Free & Plus, unlimited translations, summarizer

Users input text into Write Tone, then select a desired tone (e.g., formal, casual, academic, short, expand). The AI adjusts the writing to match the chosen tone. It also offers options to paraphrase, rewrite, and enhance writing skills.

AI-powered content enhancement (expand, restructure, refine)
PRD Review for potential improvements
Real-Time Collaboration and Version Control
Enhanced Editing & Markdown Support with Keyboard Shortcuts
Personalized Optimization with AI for fresh ideas and tailored content
AI-Generated Diagrams (flowcharts, sequence diagrams, Gantt charts from text)
AI-assisted PRD drafts from problem and feature descriptions

Startup Plan Free 1 user, 2GB Storage Space, 5M Attachment Size, 50M Video Size, 150 AI Credit/user. No Page History, Priority Support, or Customer Success Manager.
Standard Plan $8 Per Person/Month (Annually), $10 Per Person/Month (Monthly) Unlimited User Limit, 1TB Storage Space, Unlimited Attachment Size, Unlimited Video Size, 500 AI Credit/user/m, 20 Page History, Priority Support, Customer Success Manager.

Users can spend less time on documents by letting Docuopia's AI craft product requirements, help docs, and wikis in minutes. For features like PRD writing, users simply describe their problem and feature, and Docuopia will write a solid first PRD. For editing, users can select a section for AI suggestions to expand, restructure, or refine content. AI-generated diagrams can be created from simple text prompts.

150+ templates for various writing needs
AI chat assistant powered by GPT3 and GPT4
Content generation for advertising, marketing, and more
SEO keyword strategy and content planning
Email sequence strategy for e-commerce

Users can ask Jeeves AI anything or use pre-designed templates to generate content. Simply input a prompt or select a template, and the AI will generate the desired output.

Smart Chat for real-time feedback and editing
Content Cluster generation for comprehensive content
Powerful text editor with advanced editing options
Custom Style Generator to write in different styles
Collaboration Mode for team writing

Pro (Billed Yearly) $49/mo Unlimited long form writing, unlimited social media posts, unlimited access to AI writing tools, unlimited access to Boss Mode, unlimited access to Moonbeam Chat, unlimited access to Ask Luna, Moonbeam Wizard, Custom style generator, 1 user
Team $99/mo/seat Unlimited long form writing, unlimited social media posts, unlimited access to AI writing tools, unlimited access to Boss Mode, unlimited access to Moonbeam Chat, unlimited access to Ask Luna, Moonbeam Wizard, Integrate with your tools, Custom style generator, Collaborative real-time editing, Multiple Users, Priority Support

Use the Wizard to transform notes into outlines and paragraphs, or prompt Luna AI with instructions for a first draft. Utilize features like Smart Chat for real-time feedback and Content Cluster to generate comprehensive content.

AI SEO Article Writer
SEO Content Improvement Recommender
Keyword Research
Automatic Internal Linking
Custom GPT for Brand Consistency
Content Distribution Tools

SEO Content Creation $0.00 The most advanced AI SEO Article Writer and SEO Content Improvement Recommender. SEO Articles and Content Improvement Reports at $3 each (pay-as-you-go credits). 3 FREE Credits when you get started.
Standard All-Access $29.99 Continued access to our advanced AI SEO Article Writer and SEO Content Improvement Recommender with pay-as-you-go credits. Built-in Keyword Research, with support for Natural Language queries. 20+ no-nonsense Content Templates for all other copywriting needs.
Enterprise, Teams and Collaboration Custom All platform features from Standard All-Access. Automatic Internal Linking using a private RAG (Retrieval-Augmented Generation) database of published content. Shared Custom GPTs for brand management and consistency.
Self-Serve $59.99 Per Article up to 2,000 words long. Purchased in groups of 5 articles. Use TheWordsmith to create your articles. Send groups of 5 AI-written articles for editing and perfecting by the expert SEO copywriter and get them back in 5 days.
Bring your own AI $64.99 Per Article up to 2,000 words long. Purchased in groups of 5 articles. Use your AI tool of choice to create articles. Identical process and deliverables as Self-Serve.
Fully Managed Custom Tailored to your needs. Simply give us keywords/titles or content briefs and we'll handle the rest. Content creation managed end-to-end by our team.

Use TheWordsmith.ai to create SEO content, analyze existing content for improvements, perform keyword research, and generate content ideas. Train a Custom GPT with your company and brand DNA for consistent messaging.

AI-powered email writer
Paraphrasing tool
AI content detector
Social media content generator
Essay writer

Free Access essential features at no cost for individuals.
Premium Subscription Unlock advanced features with our premium subscription for enhanced benefits.

Users can select a writing tool, input key details or text, and let ScriboWriter generate content. They can then refine the AI-generated draft to match their style and needs.