The highest-quality subset of GPQA, designed to evaluate expert-level knowledge and reasoning across difficult scientific domains.
Browse the latest scores, model modes, release dates, and parameter sizes for GPQA Diamond.
Data sourced primarily from official releases (GitHub, Hugging Face, papers), then benchmark leaderboards, then third-party evaluators. Learn about our data methodology
| Rank | Model | License | |||
|---|---|---|---|---|---|
 Gemini 3.7 Flash Thinking Level · High | 94.82 | 2026-08-13 | Unknown | Closed | |
 GPT-5.4 Pro Thinking Level · Extra High | 94.60 | 2026-03-05 | Unknown | Closed | |
 Claude Mythos Preview Extended Thinking | 94.60 | 2026-04-07 | Unknown | Closed | |
4 | GPT-5.4 Pro Thinking Level · High | 94.40 | 2026-03-05 | Unknown | Closed |
5 | Gemini 3.1 Pro Preview Thinking Level · High | 94.30 | 2026-02-20 | Unknown | Closed |
6 | Opus 4.7 Extended Thinking | 94.20 | 2026-04-16 | Unknown | Closed |
7 | Gemini 3.6 Flash Thinking Level · High | 94.13 | 2026-07-21 | Unknown | Closed |
8 | GPT-5.5 Thinking Level · Extra High | 94.00 | 2026-04-23 | Unknown | Closed |
9 |  Grok 4.6 Thinking Level · High | 94.00 | 2026-08-12 | Unknown | Closed |
10 | GPT-5.5 Pro Thinking Level · Extra High | 93.92 | 2026-04-23 | Unknown | Closed |
11 | Claude Opus 5 Thinking Level · Max | 93.88 | 2026-07-24 | Unknown | Closed |
12 | Gemini 3.0 Pro (Preview 11-2025) Thinking Level · High | 93.80 | 2025-11-18 | Unknown | Closed |
13 | GPT-5.5 Thinking Level · High | 93.60 | 2026-04-23 | Unknown | Closed |
14 | Claude Opus 4.8 Thinking Level · High | 93.60 | 2026-05-28 | Unknown | Closed |
15 |  Kimi K3 Thinking Level · Max | 93.50 | 2026-07-16 | 2800B | Conditional |
16 | GPT-5.6 Sol Thinking Level · Max | 93.50 | 2026-06-26 | Unknown | Closed |
17 | Grok 4.5 Thinking Level · High | 93.43 | 2026-07-08 | Unknown | Closed |
18 | GPT-5.6 Terra Thinking Level · Max | 93.31 | 2026-06-26 | Unknown | Closed |
19 | GPT-5.2 Deep Thinking Mode | 93.20 | 2025-12-11 | Unknown | Closed |
20 | GPT-5.2 Pro Thinking Enabled | 93.20 | 2025-12-11 | Unknown | Closed |
21 | Grok 4.6 Thinking Level · Extra High | 93.18 | 2026-08-12 | Unknown | Closed |
22 | Gemini 3.5 Flash Thinking Level · High | 92.80 | 2026-06-20 | Unknown | Closed |
23 | GPT-5.4 Thinking Level · Extra High | 92.80 | 2026-03-05 | Unknown | Closed |
24 |  Qwen3.8-Max Thinking Level · Extra High | 92.60 | 2026-08-03 | 2400B | Conditional |
25 | GPT-5.2 Thinking Level · Extra High | 92.40 | 2025-12-11 | Unknown | Closed |
26 | Qwen3.7 Max Thinking Level · Max | 92.40 | 2026-05-20 | Unknown | Closed |
27 |  Hy4 preview Thinking Level · High | 92.30 | 2026-08-28 | 770B | Free Commercial |
28 | Kimi K3 Thinking Level · High | 91.92 | 2026-07-16 | 2800B | Conditional |
29 | Gemini 3.0 Pro (Preview 11-2025) Thinking Enabled | 91.90 | 2025-11-18 | Unknown | Closed |
30 |  GLM-5.2 Thinking Level · Max | 91.86 | 2026-06-13 | 753.3B | Free Commercial |
