Subquadratic vs Zentor
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Subquadratic compared with Zentor
| Detail | 
Subquadratic | 
Zentor |
|---|
| What it does | Efficiency is Intelligence
| AI assistant that works inside your tools
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| Stage | Startup
| Not given
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| Founded | Not given
| Not given
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| Based in | US
| Not given
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| Pricing model | Paid
| Paid
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| Pricing | Free 100M tokens for new users. $0.04 per 1M tokens for input tokens.
| Zentor Pro: $20/month with 1,000 credits per billing period. Optional credit packs: $10 (1,000 credits), $50 (5,000 credits), $100 (10,000 credits), $200 (20,000 credits). Eligible new users receive a 3-day trial with 1,000 credits at signup with no credit card required.
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| Key features | - 384K token context window
- Multimodal input support
- 100K tokens processed in less than a second
- Structured output for direct code use
- Subquadratic Sparse Attention algorithm for efficient compute
- $0.04 per 1M tokens pricing
- Customer content not used for model training
- Data retention limited to 60 days
| - Works inside Notion, Airtable, Slack, Google Workspace and email
- Personal memory that carries between tasks
- Cloud workspace with persistent files and history
- Visual desktop to watch AI work in real time
- Review and approve from your phone
- Built-in skills for research, images, documents, video and code
- Data encryption at rest
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| What makes it different | - First long-context decision model purpose-built for enterprise work
- Frontier-level decision-making performance at 5-10x lower cost than frontier LLMs
- Tied for #1 on Artificial Analysis Decision Index
- Processes entire codebase or data room in single context window
- Speeds agent reasoning from minutes to seconds
| - Works inside your existing tools instead of in a chat window
- Personal memory belongs to you and is exportable
- Never trains on your data or prompts
- Same $20/month price for students, solo founders and teams
- Can run on a schedule or automate repeated tasks
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 52 ● no change since last check | 29 ● no change since last check |
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| Trust Flow (Majestic) | 17 | 6 |
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| Citation Flow (Majestic) | 37 | 28 |
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| Referring domains (Majestic) | 654 | 189 |
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5 details filled in for both companies.
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