AI Writing & Chat
AI chatbots answer questions, draft text, explain ideas, and write code. This hub compares the free plans we verified — including the one chatbot with no paid plan at all.
How to choose a free ai writing & chat tool
Start with the job, not the brand, because the chatbots in this hub are good at different things. If your main job is writing something long — an essay, a report, a set of emails — pick the tool with the strongest writing and the largest context window, since a longer window means it can hold your whole document in mind at once. If your job is quick questions all day, pick the one with the most generous everyday chat and the fewest interruptions. If your job is checking writing you already produced, pick the checker that works where you type rather than a chatbot you have to visit. Next, learn how the limit works, because the limit systems here are nothing alike. One tool gives unlimited text chat and caps only the extras; another caps usage by a five-hour window with no published message count; a third publishes no prompt count at all and throttles under load. A limit you can plan around is worth more than a generous-sounding limit you cannot predict, especially before a deadline. Context length is the next number that matters in practice: a 32,000-token window holds about twelve pages at once, while a million-token window holds a whole book, and that gap decides whether you must split a long document. Then check what is held back for paid plans — the newest models, research modes, coding tools, and scheduled tasks are the usual paywalled features — and ask whether you actually need them. Finally, consider privacy and data handling, since one tool in this hub processes data in China and is restricted on some government devices. Pick the chatbot whose strengths match your most common task and whose limits you understand, and keep a second one bookmarked for the jobs the first handles badly.
Compare free plans
| Tool | Free plan | Best for | Limits |
|---|---|---|---|
| ChatGPT | Unlimited everyday text chats; extras 'Limited' (no number published) | ||
| Claude | Sonnet + Haiku, Artifacts, 5 Projects; 5-hour session window | ||
| Google Gemini | Chat, images, Deep Research; no prompt count published | ||
| Grammarly | Grammar/spelling checks + 100 AI prompts/month | ||
| DeepSeek | Full chat free; no paid chat plan exists |
Free plans change often. The table reflects each tool page and its last verified date; open the tool page for the full, current detail.
Free ai writing & chat tools
ChatGPT
The default AI chatbot — unlimited everyday text chat free, with the extras capped but uncounted.
Claude
The careful writer's chatbot — strong long-form writing, with usage that resets every five hours.
Google Gemini
Google's chatbot, free with any Google account — chat, images, research, and music in one place.
Grammarly
Real-time grammar and spelling correction that works everywhere you type — free, with 100 AI prompts a month.
DeepSeek
A full chatbot with no paid chat plan at all — free chat, reasoning, and a million-token context.
Frequently asked questions
What is the best free AI chatbot?
It depends on the job. ChatGPT is the broadest generalist, Claude is strongest for long-form writing, Gemini is the easiest if you already use Google, and DeepSeek is the only one with no paid chat plan at all.
Is there a completely free chatbot with no paid plan?
Yes — DeepSeek. Its web chat and mobile apps are entirely free, and no paid chat plan exists. The only paid product is the developer API.
Can I use free chatbot output commercially?
Yes, under each vendor's terms. ChatGPT, Claude, Gemini, and Grammarly state no free-plan commercial ban. DeepSeek chat use is governed by its own terms.
Why do free chatbots stop working mid-session?
Most cap usage without publishing a fixed number — Claude uses a 5-hour session window, Gemini refills every 5 hours up to a weekly cap, and ChatGPT lists its extras only as 'Limited'. Heavy use hits a wall and resets later.