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# AI SEO Benchmark

Digital marketing is being impacted by AI in everyday workflows.  But is AI good enough to be trusted for your business? We've designed a unique benchmark for the SEO industry to do just that.

## The LLM Leaderboard

Updated Feb 5, 2026

| Language Model | Score (out of 100) | % Diff vs Prev Model | Release Date |
| --- | --- | --- | --- |
| Claude Opus 4.6 | 87% | +11% | Feb 5, 2026 |
| Claude Opus 4.6 Extended | 86% | +10% | Feb 5, 2026 |
| Claude Opus 4.1 | 84% | 0% | Aug 4, 2025 |
| Chat GPT-5 | 83% | +3% | Aug 7, 2025 |
| Copilot (GPT-5) | 83% | +6% | Aug 4, 2025 |
| Gemini 2.5 Pro | 82% | 0% | Mar 25, 2025 |
| Perplexity (pplx-7b-online) | 78% | -5% | Sept 8, 2025 |
| Chat GPT-5.2 | 77% | 0% | Dec 18, 2025 |
| Chat GPT-5.1 Thinking | 77% | -6% | Nov 12, 2025 |
| Claude Opus 4.5 | 76% | -8% | Nov 24, 2025 |
| Claude Sonnet 4 | 77% | -5% | May 22, 2025 |
| Llama 4 | 75% | n/a | Apr 5, 2025 |
| Deepseek V3.1 | 77% | -2% | Aug 20, 2025 |
| Grok 4 | 77% | +6% | Jul 09, 2025 |
| Gemini 3 Pro | 73% | -9% | Nov 18, 2025 |
| Gemini 2.5 Flash | 69% | -5% | Mar 25, 2025 |

## How We Test AI SEO Performance

- Expert-level SEO questions, updated regularly, focused on in-the-field experience to measure how useful LLMs are at understanding SEO problems.
- The questions are multiple choice and verified by a panel of SEO professionals.
- Based on our test of a sampling of questions with SEO professionals, **an expert-level search marketer would be expected to achieve a rating of 89%+** considering that SEO professionals typically specialize in one field.
- **SAMPLE QUESTION** _**:**_Instead of manually penalizing sites that are breaking Google's linking policies, Google has started: (select all that apply)
1. Deindexing sites
2. Not passing their authority to linked sites
3. Quietly dropping their overall ranking
4. Changing the SERP to show more ads
     - **Answer** \- B & C

Have questions on what this data means to your business?  [Check out our coverage on Search Engine Land](https://searchengineland.com/author/david-bell) where we will regularly post updates about the progress of LLMs and how it's impacting digital marketing.

[![David Bell](<Base64-Image-Removed>)](https://www.linkedin.com/in/dbellgo/)

### [David Bell](https://www.linkedin.com/in/dbellgo/)

As co-founder of Previsible SEO, David combines data-driven insights with scalable processes to transform complex marketing initiatives into predictable growth engines.

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