# Compare two existing OpenAI runs fairly

Previously published owner observations, not a new benchmark or OpenAI-versus-Gemini result.

Source: https://ai-fanout.com/examples/openai-observations-2026-08-27.json
Interpretation reviewed: 2026-10-10

| Field | A | B |
|---|---|---|
| id | best-seo-tools-us | best-seo-tools-repeat |
| input | best SEO tools | best SEO tools |
| provider / model | openai / gpt-5.6-luna | openai / gpt-5.6-luna |
| language / country | en / US | en / US |
| observedAt | 2026-08-27T13:13:23.681Z | 2026-08-27T13:13:45.771Z |
| tool / method | native-fanout-tool/1.0.0 / provider-native-search/1.0 | native-fanout-tool/1.0.0 / provider-native-search/1.0 |
| providerResponseStatus | incomplete | incomplete |
| queries / search actions | 4 / 1 | 4 / 1 |
| distinct source domains | 11 | 10 |
| Query-to-source join | not published | not published |
| complete final answer | not published | not published |

Exact matching after NFKC, trim and lowercase: Semrush SEO toolkit official features pricing.
One of four queries overlaps under this rule. Other wording was not automatically treated as semantically identical. The cause of the difference and a general model winner remain unproven. This compares two incomplete OpenAI responses under one protocol. Missing citation spans are not invented. No actual Gemini grounding data was added.