Inki vs ChatGPT
A writing tool, not a chatbot.
ChatGPT can help with almost anything. Inki does one thing well: writing. You get an editor where notes, outline, and chapters stay connected, with Memory, which keeps the terms and preferences you ask it to remember.
The short answer
Most writers do not have to pick one. ChatGPT is the stronger general assistant: it searches the web, runs code, analyzes files, generates images, and handles multi-step tasks. Inki is narrower on purpose. It is a writing workspace where your documents, notes, and the AI sit in the same place, with multiple models plus Auto and inline edits you approve one by one. Use ChatGPT to think and research. Use Inki when the draft itself is the work.
Inki vs ChatGPT
Compared as a tool for long-form writing
| Inki | ChatGPT | |
|---|---|---|
| Core purpose | Writing and editing in a document workspace, and nothing else | A general assistant: writing, research, coding, analysis, and more |
| Writing editor | Editor-first: write, revise, and organize in one place | Writing blocks in the chat, with a full-screen editor for longer pieces |
| Notes and documents | Documents, notes, and references live in the workspace the AI reads | Projects group chats and files; writing can be saved to the Library, and Pro and business plans add Pages |
| Inline editing | Select a passage, say what you want, accept or reject the result in place | Edit a writing block yourself, or ask in the chat to revise it |
| Voice and style | Memory keeps your terms, preferences, and repeated instructions. View and add to it in settings | Custom instructions and memory carry your preferences across chats |
| AI models | Multiple models from OpenAI, Anthropic, Google, and more, plus Auto | OpenAI models only, currently the GPT-6 family (Sol on paid plans, Luna on Free and Go) |
| Writing in Japanese | Native Japanese and English, including business email and keigo | Broad multilingual support |
| AI cleanup (Deslop) | One-click removal of AI-sounding phrasing | No dedicated feature, though you can ask for it in a prompt |
| Structural review | Built-in pacing, consistency, and structure feedback | Can review if prompted, but no dedicated workflow |
| Mobile | iOS app on the App Store. Android app planned; use a mobile browser until then | Native iOS and Android apps |
| Training on your writing | Your input is not used to train external models | On personal plans, conversations may be used to train OpenAI models unless you turn this off in Data controls; Business and Enterprise workspaces are excluded by default |
| Pricing | Free plan available, paid plans from $7/mo billed annually ($10 month to month) | Free plan available, a lower-cost Go plan in every country ChatGPT supports, and Plus at $20/mo billed monthly |
Writing and editing in a document workspace, and nothing else
A general assistant: writing, research, coding, analysis, and more
Editor-first: write, revise, and organize in one place
Writing blocks in the chat, with a full-screen editor for longer pieces
Documents, notes, and references live in the workspace the AI reads
Projects group chats and files; writing can be saved to the Library, and Pro and business plans add Pages
Select a passage, say what you want, accept or reject the result in place
Edit a writing block yourself, or ask in the chat to revise it
Memory keeps your terms, preferences, and repeated instructions. View and add to it in settings
Custom instructions and memory carry your preferences across chats
Multiple models from OpenAI, Anthropic, Google, and more, plus Auto
OpenAI models only, currently the GPT-6 family (Sol on paid plans, Luna on Free and Go)
Native Japanese and English, including business email and keigo
Broad multilingual support
One-click removal of AI-sounding phrasing
No dedicated feature, though you can ask for it in a prompt
Built-in pacing, consistency, and structure feedback
Can review if prompted, but no dedicated workflow
iOS app on the App Store. Android app planned; use a mobile browser until then
Native iOS and Android apps
Your input is not used to train external models
On personal plans, conversations may be used to train OpenAI models unless you turn this off in Data controls; Business and Enterprise workspaces are excluded by default
Free plan available, paid plans from $7/mo billed annually ($10 month to month)
Free plan available, a lower-cost Go plan in every country ChatGPT supports, and Plus at $20/mo billed monthly
Pricing and features as of October 10, 2026
Choose Inki if
- You want an editor, not a chat window: documents, notes, and AI in one workspace
- You revise more than you generate, and want to accept or reject each change in place
- You write in Japanese as well as English, including business email and keigo
- You want to pick the model per task: multiple models plus Auto, from OpenAI, Anthropic, Google, and more
- You want a one-click pass that strips AI-sounding phrasing before you publish
- Your project spans several documents, and you would rather the AI read your notes than a pasted excerpt
Choose ChatGPT if
- You need web research, file analysis, or code next to your writing
- You want image generation, voice, and document reading in the same app
- You want agentic work: browsing, running tools, and connecting other apps
- You are happy drafting in chat and moving the result into another editor
- You want the largest ecosystem of apps, plugins, and integrations
- You want a free tier that covers a lot of casual use
Who Inki isn't for
- You want one assistant for everything, from spreadsheets to code review
- Research and source gathering is the bulk of the job, and you need browsing built into the same window
- You mostly write short pieces: replies, posts, quick blurbs. A chat box is faster
- You want the AI to run tasks in other tools on your behalf
Draft with context,
not copy-paste.
Your notes, outline, and earlier chapters feed the AI before it writes a word. Chapter 12 stays consistent with chapter 3.
ChatGPT has memory and Projects, plus Pages for documents on Pro and business plans. In Inki, your whole writing project is connected.
Edit in place.
Keep your voice.
Select any passage and refine it: tighten phrasing, shift tone, or smooth transitions without leaving the editor.
ChatGPT now revises text in writing blocks, which open in a full-screen editor for longer pieces. Inki adds a one-click Deslop pass and Memory, which applies the terms you ask it to remember to later drafts.
A second reader
that never gets tired.
One click checks pacing, clarity, and consistency across your entire project. You get line-by-line suggestions you can accept or dismiss.
Feedback that usually takes a week from a beta reader.
Open a citation to read the original passage.
Open any citation in your document to see the exact passage the AI relied on, with a link to the original source.
Describe an image. Inki draws it.
Inki generates it right in your document. Not quite right? Say what to change, and it redraws it.
PDFs, recordings, and links.
Add audio, video, images, PDFs, or a link. Inki transcribes and summarizes them so you can use them in your draft.
Feels like the editors you already know.
Headings, lists, and shortcuts work the way they do in Google Docs or Notion.
FAQ
Related comparisons
Pricing
Start free. No credit card required.
*1 Lightweight models don’t use credits. Very heavy use may be temporarily limited. Learn more
Checks are included on every plan and don’t use credits. Only asking AI to rewrite from the input box uses AI editing credits.
Prices shown are for purchases made on the web. If you subscribe inside the iOS app, the price shown in the App Store applies.