FACTS Search
Using web search as a tool and synthesising what comes back without inventing anything. Published by Google.
As of 21 Sept 2026, GPT-6 Astra leads FACTS Search on BenchLeader with 89.9%, ahead of GPT-5.6 Sol at 88.5%, across 16 model configurations with a published result.
- Published by
- Googledata via Kaggle Benchmarks
- Category
- Agents & tools
- Index weight
- Reference only
- Models
- 16
- Data as of
- 21 Sept 2026
Kaggle (kaggle.com); each board credits its publishing lab.
- 1GPT-6 Astra89.9%
- 2GPT-5.6 Sol88.5%
- 3Claude Opus 585.3%
- 4Gemini 3.1 Pro83.7%
- 5GPT-5.6 Terra81.7%
- 6Gemini 3 Flash80.9%
- 7Gemini 3.7 Flash80.9%
- 8Claude Opus 4.879.6%
- 9Grok 4.579.4%
- 10GPT-5.6 Luna79.3%
- 11Gemini 3.8 Flash76.3%
- 12Gemini 3.6 Flash68.2%
- 13Gemini 3.5 Flash64.3%
- 14Gemini 3.5 Flash Lite63.4%
- 15Gemma 4 26B A4B60.3%
16 of 16
| # | ||||
|---|---|---|---|---|
| 1 |  GPT-6 AstraOpenAI | 89.9% | – | 2026-09-15 |
| 2 | GPT-5.6 SolOpenAI | 88.5% | 56.8 | 2026-07-24 |
| 3 |  Claude Opus 5Anthropic | 85.3% | 66.7 | 2026-07-27 |
| 4 |  Gemini 3.1 ProGoogle | 83.7% | 63.8 | 2026-07-25 |
| 5 | GPT-5.6 TerraOpenAI | 81.7% | – | 2026-07-23 |
| 6 | Gemini 3 FlashGoogle | 80.9% | 57.6 | 2026-07-18 |
| 7 | Gemini 3.7 FlashGoogle | 80.9% | – | 2026-08-18 |
| 8 | Claude Opus 4.8Anthropic | 79.6% | 61.9 | 2026-07-24 |
| 9 |  Grok 4.5SpaceXAI | 79.4% | 60.3 | 2026-07-23 |
| 10 | GPT-5.6 LunaOpenAI | 79.3% | – | 2026-07-24 |
| 11 | Gemini 3.8 FlashGoogle | 76.3% | – | 2026-09-03 |
| 12 | Gemini 3.6 FlashGoogle | 68.2% | 51.4 | 2026-07-23 |
| 13 | Gemini 3.5 FlashGoogle | 64.3% | 51.3 | 2026-07-23 |
| 14 | Gemini 3.5 Flash LiteGoogle | 63.4% | 55.4 | 2026-07-23 |
| 15 | Gemma 4 26B A4BGoogleopen ↗ | 60.3% | 57.1 | 2026-07-28 |
| 16 |  Qwen3 235B A22B 2507Alibabaopen ↗ | 53.4% | 51.9 | 2026-07-27 |
Cite as: BenchLeader, “FACTS Search leaderboard”, https://www.benchleader.com/benchmarks/kaggle_facts_search, data as of 21 Sept 2026.
FACTS Search: questions
- What does FACTS Search measure?
- Using web search as a tool and synthesising what comes back without inventing anything. Published by Google. Scores are reported in percent of tasks solved; higher is better.
- Which AI model leads FACTS Search?
- GPT-6 Astra leads FACTS Search with 89.9% as of 21 Sept 2026, ahead of GPT-5.6 Sol at 88.5%.
- How many models have FACTS Search results?
- 16 model configurations have a FACTS Search result on BenchLeader, all taken from Google via Kaggle Benchmarks.
- Who runs FACTS Search and how often is it updated?
- FACTS Search is published by Google. BenchLeader re-reads the published results every morning and records the date each result was published.
- Does FACTS Search count toward the BenchLeader Index?
- No. FACTS Search is shown for reference but left out of the composite index.