BotTasks / Brainstorming
Best AI tool for brainstorming
One decision, not a directory. Pricing checked 2026-10-14.
ChatGPT
OpenAI's general-purpose AI assistant for writing, analysis, coding and images.
Free tierFree tier; paid plans (Go, Plus, Pro, Business)Writing
Gemini
Google's AI assistant integrated with Gmail, Docs and Search.
Free tierFree tier, paid plans via Google AI subscriptionsWriting
- Open ChatGPT and describe the problem, constraints and audience.
- Ask for 20 ideas with one line each, deliberately varied.
- Pick the three most promising and ask for pros, cons and a first step for each.
- Ask it to argue against your favorite idea to stress-test it.
- Turn the winner into a short action plan.
Why ChatGPT
ChatGPT is quick, free and good at producing many varied options, then critiquing them on request.
When to choose Gemini instead
Choose Gemini if you work in Google Workspace and want to brainstorm directly from your Docs, Gmail and Drive.
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Pricing at a glance
| Tool | Pricing | Free tier |
|---|---|---|
| ChatGPT | Free tier; paid plans (Go, Plus, Pro, Business) | Yes |
| Gemini | Free tier, paid plans via Google AI subscriptions | Yes |
| Grok | Free tier, paid plans available | Yes |
| Sudowrite | Paid from $10/mo; free trial, no card | No |
Pricing changes often; check the official site before buying.
FAQ
What is the best AI tool for brainstorming?
Our pick is ChatGPT: OpenAI's general-purpose AI assistant for writing, analysis, coding and images. Pricing: Free tier; paid plans (Go, Plus, Pro, Business).
When should I choose Gemini instead?
Choose Gemini if you work in Google Workspace and want to brainstorm directly from your Docs, Gmail and Drive.
Does ChatGPT have a free plan?
Yes. ChatGPT: Free tier; paid plans (Go, Plus, Pro, Business).