Subquadratic vs Blck Alpaca
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 Blck Alpaca
| Detail | 
Subquadratic | 
Blck Alpaca |
|---|
| What it does | Efficiency is Intelligence
| AI readiness check for websites: measures how well AI agents can access, understand and navigate your site
|
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| Stage | Startup
| Startup
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| Founded | Not given
| 2024
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| Based in | US
| AT
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| Pricing model | Paid
| Free
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| Pricing | Free 100M tokens for new users. $0.04 per 1M tokens for input tokens.
| Not given
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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
| - 28 automated checks across access, understanding, discoverability, EU transparency and usability
- Static HTML analysis without JavaScript execution
- AI crawler identifier testing with GPTBot, ChatGPT-User, ClaudeBot, PerplexityBot and Google-Extended
- Rendered page analysis with JavaScript execution comparison
- Observed agent task execution with logging
- Five weighted scoring layers with consequence-based assessment
- Letter grade result from A to F based on rubric version 1.1.3
- Instant results with no registration required
- Checks for robots.txt, sitemap, llms.txt and trust pages
- Optional in-browser JavaScript rendering check
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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
| - Weighted scoring model that treats missing features as not applicable rather than failures, preventing unfair penalties
- EU-focused transparency and privacy layer addressing GDPR and consent requirements specific to European compliance
- Versioned rubric that allows results to remain comparable across time
- Real agent task execution logging showing exactly where AI agents get stuck on your site
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 53 ▲ +1 (up) since last check | 45 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 17 | 15 |
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| Citation Flow (Majestic) | 37 | 33 |
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| Referring domains (Majestic) | 654 | 268 |
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6 details filled in for both companies.
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