✦ Powered by Claude & DALL-E 3

The Biggest Brain
in the room.

Every AI tool you need — writing, image generation, research, code, slide decks, podcasts — all in one place. No tab-switching. No juggling subscriptions.

Start for free ✦ See all tools →
9+
AI Tools
$0
To start
1
Platform
∞
Possibilities
Everything in one place
Nine tools.
One subscription.
Stop paying for 6 different AI apps. TheBiggestBrain does it all — and does it better.
💬
AI Chat
Full conversation memory. Brainstorm, analyze, get expert answers on any topic — instantly.
Free
🎨
AI Designer
DALL-E 3 photorealistic images. AI-enhanced prompts, HD quality, multiple variations. Download instantly.
Free
📝
AI Docs
Write full articles, reports, proposals, and emails. Improve, expand, summarize. Export to PDF or DOCX.
Free
🔬
Deep Research
Synthesize knowledge on any topic. Multi-section structured reports. Expert, deep, or quick modes.
Free
💻
AI Developer
Write, debug, explain, and refactor code in any language. Your personal senior engineer.
Free
🖼️
AI Slides
Generate complete slide decks with titles, bullets, speaker notes. Export to real PowerPoint in seconds.
Pro
🎙️
AI Pods
Full podcast scripts with multi-host dialogue, intros, transitions, and outros. Export to DOCX or PDF.
Pro
📊
AI Sheets
Budgets, trackers, dashboards, data models. Complete formulas and sample data. Export to CSV.
New
✅
Fact Check
Verify any claim. Flags misinformation, surfaces context, gives structured accuracy analysis.
Free
Dead simple
Up and running
in 60 seconds.
01
Create your account
Sign up free — no credit card required. Add your Anthropic API key to unlock all tools, or upgrade to Pro for a fully managed experience.
02
Pick a tool
Chat, design, write, research, code, create slides, podcasts, spreadsheets. Every tool is one click away from the dashboard.
03
Generate & export
Every output auto-saves to your project library. Export anything to PDF, DOCX, PPTX, CSV, PNG — with your brand colors applied.
Loved by creators
Real people.
Real results.
★★★★★
"I cancelled ChatGPT Plus, Jasper, and Midjourney. TheBiggestBrain does everything they did — in one tab."
S
Sarah M.
Content Creator
★★★★★
"The AI Designer is insane. I describe my brand and it generates actual usable images. The DALL-E integration is seamless."
J
James T.
Startup Founder
★★★★★
"Generated a 12-slide pitch deck in 4 minutes. Downloaded it as a proper PowerPoint. My investors thought I hired a designer."
A
Amara K.
Entrepreneur
Pricing
Simple. Honest.
No surprises.
Start free forever. Upgrade when you're ready. Cancel anytime.
Free
$0
forever
All the core tools, your own API key, no time limit.
  • AI Chat — unlimited
  • AI Designer — 10/day
  • AI Docs, Research, Dev
  • Export PDF, DOCX, TXT
  • Project library
  • AI Slides, Pods, Sheets
  • No API key required
  • Team workspace
Start free →
Pro
$19
per month
Everything unlocked. The full biggest brain experience.
  • Everything in Free
  • AI Slides, Pods & Sheets
  • Unlimited generations
  • No API key required
  • Brand kit + exports
  • Team workspace (3 seats)
  • Priority support
Upgrade to Pro →
Business
$49
per month
Teams, white-label, and advanced integrations.
  • Everything in Pro
  • 10 team seats
  • White-label branding
  • API access & webhooks
  • Custom domain
  • SLA + dedicated support
  • Analytics dashboard
Contact sales →
Affiliate Program
Earn 30%
recurring commission.

Share your unique link. Earn on every Pro subscription you refer — for the lifetime of that customer. Four tiers. Up to 40% commission.

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biggest brain?

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