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Top Chat Models,All in One Place
One interface. Two purpose-built multi-model brains.
Unlock the true potential of Generative AI for study, work, and creativity. Choose Atlas when you want flagship models working together on complex tasks, or Leo when speed and efficiency matter most.
Why OneBrain is More Powerful than Single-Model Apps:
- Universal Personal Memory across ALL models.
- Atlas & Leo – two multi-model systems tuned for frontier intelligence and fast everyday work.
- Create Images & Videos directly in any chat flow.
- Flexible Payments – Cards, wallets, and local payment methods.
From polished multilingual content to advanced reasoning, OneBrain gives you the best of every world. Subscribe easily and stay ahead of the curve.
OneBrain Workspace
Revolutionizing the workflow for thousands of users
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Be The AI 
Star
Best for Students & Beginners
৳499
BDT / monthPOPULAR
Pro
Best for Freelancers and Daily AI users
৳999
BDT / monthCreator
Best for Content creators and Freelancers
৳1,999
BDT / monthEverything in Pro, plus:
Additional premium chats 150
AI Models
Media Credit
Access to — Image · Video · Audio · Tools
Image Models
Video Models
Audio Models
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Legend
Power Users & Enterprises
৳4,999
BDT / monthBrain Upgrading Log
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v v1.5.5
- Added daily token limit with auto-switch to unlimited default model after cap is reached.
- Added “Usage History” under Profile to track token usage for any models.
- Faster attachment uploads with support for files up to 30MB.
- Resolved chart, diagram, and math rendering issues on GPT-5 series.
- Resolved 10-second video generation problem on Kling 2.5 Turbo.
- Fixed attachment upload issues on Seedance & VGen.
- Fixed streaming issue when sending new messages in old chat history.
- Latest AI Video generation model Veo3.1 added.
- New AI Video generation model Pixverse 5 Model added.
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v v1.5.6
- Image generation is implemented on the Conversation chat screen.
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v 1.5.7
- Canvas mode implementation with edit Preview and download feature.
- Create, edit & download PDF, XLS & DOC files.
- New budget-friendly video model in the Creator package.
- Context Memory management dashboard implemented for control.
Trusted by outstanding teams worldwide
Support
Answers, without the fine print.
Everything you need to know about models, agents, creative tools and plans.
Yes. OneBrain offers free daily use with limits, so you can try it out before choosing a paid plan.
The Star plan is built for students and beginners:
- Leo — our fast, efficient multi-model AI
- Understands your PDFs & documents
- Personalized memory across your chats
- Multilingual replies
Everything in Star, plus:
- AI Agents
- Atlas — our frontier multi-model AI
- Web search for up-to-date answers
- Image generation (up to 300 till validity)
- Humanizer
Atlas is OneBrain's frontier multi-model AI, available from the Pro plan. It combines flagship intelligence from ChatGPT, Claude, Gemini, Grok and Perplexity, drawing on the right strengths for complex reasoning, advanced coding, research and strategic work — then delivering one considered answer.
Leo is OneBrain's fast multi-model AI, included from the Star plan. It uses optimized smaller models from leading AI families to handle quick questions, writing, summaries, document understanding and everyday admin with lower wait times and credit usage.
- Star & Pro give you Leo and Atlas as unified OneBrain experiences: Leo uses optimized smaller models, while Atlas combines flagship model intelligence.
- From the Creator plan, you can also open and chat with premium models such as ChatGPT, Gemini, Claude, Grok and DeepSeek directly.
Yes. Creator includes access to all media models (Image · Video · Audio · Tools):
- Image: ImageX, Flux, Nano Banana, Seedream, Kontext Restore
- Video: Pixverse, Runway, Seedance, Hailuo, Wan, Lightricks, Veo, Grok Imagine
- Audio: Eleven Music, MiniMax, Flux Music, MusicGen, ElevenLabs
The Humanizer rewrites AI output to sound more natural and human-like. It's available from the Pro plan and up.
Everything in Creator, plus:
- Access to all available models
- Premium Chats: 500 per cycle across GPT, Gemini, Claude, Grok and DeepSeek
- Access to all media models (Image · Video · Audio · Tools)
No. Media credits reset each billing cycle, so make the most of them before your plan renews.
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