# LeanIX vs Sparx Systems Enterprise Architect: which do AI models recommend for EA tools, October 2026

IT AI Recommendation Index, October 2026 Edition, Enterprise architecture tools. Three of fourteen models named LeanIX first on the direct prompt; one named Sparx Systems Enterprise Architect. Page: https://it-ai-index.com/operations/enterprise-architecture-tools/leanix-vs-sparx-systems-enterprise-architect/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| LeanIX | 16% | #3 of 10 | 25% | 20 | 10 of 14 |
| Sparx Systems Enterprise Architect | 5% | #5 of 10 | 17% | 29 | 13 of 14 |

## The direct prompt, model by model

- Claude Haiku 4.5: leanix first (first choices: Ardoq, LeanIX) (alternatives: Archi, Bizzdesign Horizzon)
- Perplexity Sonar: leanix first (first choices: LeanIX) (alternatives: Ardoq, Sparx Enterprise Architect)
- Qwen 3.7 Flash: leanix first (first choices: LeanIX) (alternatives: Ardoq, Bizzdesign Horizzon, Sparx Systems)
- Mistral Small: sparx systems enterprise architect first (first choices: Sparx Systems Enterprise Architect) (alternatives: Ardoq, iServer365)
- Gemini 3.5 Flash: neither first, one named (first choices: SAP LeanIX) (alternatives: Ardoq, Orbus Software, Sparx Systems Enterprise Architect)
- Grok 4.1 Fast: neither first, one named (first choices: SAP LeanIX) (alternatives: Ardoq, Sparx Systems Enterprise Architect)
- DeepSeek V4 Flash: neither first, one named (first choices: SAP LeanIX) (alternatives: Ardoq, Bizzdesign Horizzon, Sparx Systems Enterprise Architect)
- Kimi K2: neither first, one named (first choices: SAP LeanIX) (alternatives: Ardoq, Avolution ABACUS, Bizzdesign Enterprise Studio, Sparx Systems Enterprise Architect)
- Muse Glimmer 30B: neither first, one named (first choices: Ardoq) (alternatives: Bizzdesign Horizzon, SAP LeanIX, Sparx Systems Enterprise Architect)
- GPT-5.4 mini: neither named (first choices: SAP LeanIX) (alternatives: Bizzdesign Horizzon, Orbus Software, Sparx Systems)
- Llama 4 Maverick: neither named (first choices: Sparx)
- GLM 4.7 FlashX: neither named (first choices: SAP LeanIX) (alternatives: Ardoq, Bizzdesign Horizzon, Sparx Enterprise Architect)
- MiniMax M2.5: neither named (first choices: Ardoq, SAP LeanIX) (alternatives: Essential Cloud, Sparx Enterprise Architect)
- GPT-6 Luna: neither named (first choices: SAP LeanIX) (alternatives: Ardoq, OrbusInfinity)

## What the models said about LeanIX

- "Avoid high-end tools like LeanIX, Bizzdesign, or Ardoq (enterprise pricing, often $10K+ annually)." (Grok 4.1 Fast, budget prompt, hard negative)
- "Modern SaaS platforms like LeanIX, Ardoq, and BiZZdesign frequently cost upwards of $10,000 to $50,000+ per year, placing them far out of reach" (Gemini 3.5 Flash, budget prompt, soft negative)
- "SaaS Platforms with "Asset-Based" Pricing (e.g., LeanIX, Ardoq) ... Unpredictable, ballooning licensing costs." (Gemini 3.5 Flash, negative prompt, soft negative)
- "For most mid-market B2B companies, LeanIX or Ardoq offer the best balance of cloud-native architecture, modern UX, and scalability." (Claude Haiku 4.5, direct prompt, first choice)
- "SaaS options like LeanIX, Bizzdesign, Ardoq, or Sparx Enterprise Architect, which support mid-sized orgs managing 50-500+ apps" (Grok 4.1 Fast, scale prompt, first choice)
- "Widely considered the gold standard for modern Application Portfolio Management. It is incredibly user-friendly" (Gemini 3.5 Flash, scale prompt, first choice)

## What the models said about Sparx Systems Enterprise Architect

- "Highest Caution/Steepest Learning Curve ... Frequently cited as one of the most problematic" (Grok 4.1 Fast, negative prompt, hard negative)
- "Avoid: - Sparx Enterprise Architect if you need business-friendly EA" (DeepSeek V4 Flash, negative prompt, hard negative)
- "The learning curve is steep with nested menus and features hidden in dialogs... Users report outdated design, poor UI, difficulty understanding and finding required tools, and performance issues" (Claude Haiku 4.5, negative prompt, soft negative)
- "It maintains a dominant 18% market share in the defense and aerospace sectors and remains the most cost-effective solution for large-scale deployments" (Claude Haiku 4.5, comparative prompt, first choice)
- "Choose Sparx EA when you need deep, standards-based architecture modeling, full control of the repository, and the lowest cost at scale" (Muse Glimmer 30B, comparative prompt, first choice)
- "If you want a powerful, cost-effective, on-premise tool with deep modeling, choose Sparx Enterprise Architect." (Mistral Small, direct prompt, first choice)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category. Comparisons are drawn for the top eight products in each category. Published under CC BY 4.0; the output is the models' output, and nothing here is a recommendation by the index.