Benchmark

GPQA Diamond (Epoch)

Epoch AI · source page ↗ · last checked Aug 24, 2026, 12:02 PM

Current leaderboard

captured Aug 24, 2026, 12:02 PM

Model	GPQA Diamond accuracy (0–1)
gemini-3.7-flash_high	0.948
gpt-5.4-pro-2026-03-05_xhigh	0.946
gemini-3.1-pro-preview_high	0.944
gemini-3.6-flash_high	0.941
gemini-3.1-pro-preview	0.941
grok-4.6_high	0.94
gpt-5.5-pre-release_xhigh	0.94
claude-opus-5_max	0.939
gpt-5.5-pro-pre-release_xhigh	0.939
gpt-5.6-sol_max	0.935
grok-4.5_high	0.934
gpt-5.6-terra_max	0.933
gpt-5.4-2026-03-05_xhigh	0.933
grok-4.6_xhigh	0.932
kimi-k3_max	0.931
claude-opus-5	0.929
gemini-3.5-flash_high	0.928
qwen3.8-max_xhigh	0.927
gemini-3-pro-preview	0.926
kimi-k3_high	0.919
glm-5.2_max	0.919
deepseek-v4-pro-0813_max	0.917
gpt-5.6-luna_max	0.916
gpt-5.2-2025-12-11_xhigh	0.914
deepseek-v4-flash-0731_max	0.91

Change history

Benchmark Aug 20, 2026, 12:02 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +1 −0
```
+ deepseek-v4-pro-0813_max 0.917
```
Benchmark Aug 16, 2026, 12:02 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +3 −0
```
+ gemini-3.7-flash_high 0.948
+ grok-4.6_xhigh 0.932
+ inkling-small_xhigh 0.885
```
Benchmark Aug 14, 2026, 12:02 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +3 −0
```
+ gpt-5.5-instant 0.825
+ grok-4.6_high 0.94
+ Inkling_xhigh 0.883
```
Silent update Aug 11, 2026, 12:02 AM

glm-5.1: GPQA Diamond accuracy (0–1) ↑ 0.855 → 0.899

Same model id, score moved on GPQA Diamond (Epoch) — a silent re-evaluation or model swap.
Benchmark Aug 11, 2026, 12:02 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +3 −1
```
- glm-5.1 0.855
+ glm-5.1 0.899
+ glm-5.2_none 0.712
+ MiniMax-M3 0.909
```
Silent update Aug 7, 2026, 6:02 PM

gemma-3-27b-it: GPQA Diamond accuracy (0–1) ↓ 0.489 → 0.439

Same model id, score moved on GPQA Diamond (Epoch) — a silent re-evaluation or model swap.
Silent update Aug 7, 2026, 6:02 PM

magistral-small-2506: GPQA Diamond accuracy (0–1) ↑ 0.484 → 0.561

Same model id, score moved on GPQA Diamond (Epoch) — a silent re-evaluation or model swap.

Benchmark Aug 7, 2026, 6:02 PM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.

View raw diff +11 −2

- gemma-3-27b-it 0.489
- magistral-small-2506 0.484
+ gemma-3-27b-it 0.439
+ gpt-oss-20b_high 0.46
+ magistral-small-2506 0.561
+ qwen3.5-397b-a17b 0.859
+ qwen3.5-397b-a17b_none 0.864
+ qwen3.6-27b 0.859
+ qwen3.6-27b_none 0.848
+ qwen3.6-35b-a3b_none 0.848
+ qwen3.7-flash 0.823
+ qwen3.7-flash_none 0.808
+ qwen3.7-plus_none 0.818

Silent update Aug 7, 2026, 12:02 PM

qwen3.7-max: GPQA Diamond accuracy (0–1) ↓ 0.916 → 0.909

Same model id, score moved on GPQA Diamond (Epoch) — a silent re-evaluation or model swap.
Benchmark Aug 7, 2026, 12:02 PM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +3 −1
```
- qwen3.7-max 0.916
+ deepseek-v4-pro_high 0.909
+ qwen3.7-max 0.909
+ qwen3.7-plus 0.879
```
Silent update Aug 7, 2026, 6:02 AM

qwen3.5-flash: GPQA Diamond accuracy (0–1) ↓ 0.838 → 0.823

Same model id, score moved on GPQA Diamond (Epoch) — a silent re-evaluation or model swap.
Silent update Aug 7, 2026, 6:02 AM

qwen3.6-flash: GPQA Diamond accuracy (0–1) ↓ 0.844 → 0.833

Same model id, score moved on GPQA Diamond (Epoch) — a silent re-evaluation or model swap.
Silent update Aug 7, 2026, 6:02 AM

qwen3.5-plus: GPQA Diamond accuracy (0–1) ↑ 0.842 → 0.848

Same model id, score moved on GPQA Diamond (Epoch) — a silent re-evaluation or model swap.
Silent update Aug 7, 2026, 6:02 AM

qwen3.6-max-preview: GPQA Diamond accuracy (0–1) ↓ 0.891 → 0.874

Same model id, score moved on GPQA Diamond (Epoch) — a silent re-evaluation or model swap.
Silent update Aug 7, 2026, 6:02 AM

kimi-k2.7-code: GPQA Diamond accuracy (0–1) ↓ 0.895 → 0.879

Same model id, score moved on GPQA Diamond (Epoch) — a silent re-evaluation or model swap.
Silent update Aug 7, 2026, 6:02 AM

qwen3.6-plus: GPQA Diamond accuracy (0–1) ↑ 0.874 → 0.884

Same model id, score moved on GPQA Diamond (Epoch) — a silent re-evaluation or model swap.

Benchmark Aug 7, 2026, 6:02 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.

View raw diff +45 −6

- kimi-k2.7-code 0.895
- qwen3.5-flash 0.838
- qwen3.5-plus 0.842
- qwen3.6-flash 0.844
- qwen3.6-max-preview 0.891
- qwen3.6-plus 0.874
+ claude-fable-5_high 0.833
+ claude-fable-5_max 0.859
+ claude-opus-4-6_max 0.884
+ claude-opus-4-7_max 0.864
+ claude-opus-4-8_low 0.884
+ claude-opus-5 0.929
+ claude-sonnet-4-6_max 0.788
+ claude-sonnet-5_max 0.803
+ deepseek-v4-pro_none 0.732
+ gemini-3-flash-preview_high 0.894
+ gemini-3.1-flash-lite_high 0.818
+ gemini-3.1-flash-lite_low 0.742
+ gemini-3.1-flash-lite_minimal 0.737
+ gemini-3.1-pro-preview_high 0.944
+ gemini-3.5-flash_low 0.889
+ gemini-3.5-flash-lite_high 0.833
+ gemini-3.5-flash-lite_low 0.758
+ gemini-3.5-flash-lite_minimal 0.742
+ gemini-3.6-flash_low 0.864
+ gemini-3.6-flash_minimal 0.859
+ gemma-4-31b-it_minimal 0.758
+ gpt-5-mini-2025-08-07_minimal 0.717
+ gpt-5.1-2025-11-13_none 0.667
+ gpt-5.4-mini-2026-03-17_none 0.641
+ gpt-5.4-mini-2026-03-17_xhigh 0.869
+ gpt-5.4-nano-2026-03-17_low 0.722
+ gpt-5.4-nano-2026-03-17_none 0.556
+ gpt-5.5_none 0.773
+ gpt-5.6-luna_low 0.823
+ gpt-5.6-luna_none 0.636
+ gpt-5.6-sol_low 0.899
+ gpt-5.6-sol_none 0.828
+ gpt-5.6-terra_low 0.874
+ gpt-5.6-terra_none 0.773
+ kimi-k2.7-code 0.879
+ kimi-k3_high 0.919
+ kimi-k3_low 0.848
+ o3-2025-04-16_medium 0.808
+ o4-mini-2025-04-16_medium 0.778
+ qwen3.5-flash 0.823
+ qwen3.5-plus 0.848
+ qwen3.6-35b-a3b 0.838
+ qwen3.6-flash 0.833
+ qwen3.6-max-preview 0.874
+ qwen3.6-plus 0.884

Benchmark Aug 7, 2026, 12:02 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +3 −0
```
+ claude-fable-5_low 0.788
+ claude-opus-4-8_none 0.854
+ claude-opus-5_low 0.879
```
Benchmark Aug 5, 2026, 6:02 PM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +1 −0
```
+ qwen3.8-max_xhigh 0.927
```
Benchmark Aug 3, 2026, 12:02 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +1 −0
```
+ deepseek-v4-flash-0731_max 0.91
```
Benchmark Aug 2, 2026, 6:01 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +1 −0
```
+ gemini-3.6-flash_high 0.941
```

Benchmark Jul 29, 2026, 12:02 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.

View raw diff +16 −0

+ claude-sonnet-4-6_high 0.833
+ claude-sonnet-4-6_medium 0.833
+ deepseek-chat 0.712
+ gemini-3.5-flash_minimal 0.864
+ gpt-5-2025-08-07_minimal 0.717
+ gpt-5-nano-2025-08-07_low 0.576
+ gpt-5-nano-2025-08-07_minimal 0.485
+ gpt-5.2-2025-12-11_none 0.732
+ gpt-5.4-2026-03-05_high 0.899
+ gpt-5.4-2026-03-05_low 0.848
+ gpt-5.4-2026-03-05_medium 0.889
+ gpt-5.4-2026-03-05_none 0.747
+ o1-2024-12-17_low 0.742
+ o3-2025-04-16_low 0.798
+ o3-mini-2025-01-31_low 0.682
+ o4-mini-2025-04-16_low 0.753

Benchmark Jul 25, 2026, 12:02 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +1 −0
```
+ claude-opus-5_max 0.939
```
Benchmark Jul 18, 2026, 12:02 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +1 −0
```
+ kimi-k3_max 0.931
```
Benchmark Jul 13, 2026, 6:02 PM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +1 −0
```
+ grok-4.20-0309-reasoning 0.893
```

Benchmark Jul 10, 2026, 12:02 AM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.

View raw diff +5 −0

+ claude-sonnet-5_xhigh 0.905
+ gpt-5.6-luna_max 0.916
+ gpt-5.6-sol_max 0.935
+ gpt-5.6-terra_max 0.933
+ grok-4.5_high 0.934

Benchmark Jun 25, 2026, 4:21 PM

GPQA Diamond (Epoch) scores changed

GPQA Diamond accuracy (0–1) updated.
View raw diff +1 −0
```
+ glm-5.2_max 0.919
```