ModelsCompareBest forBenchmarksStatusPricingAPI

Best LLM for reasoning

Ranked by GPQA Diamond, the most widely reported graduate-level reasoning benchmark. Every score links to its source.

1
GPT-6 AstraOpenAI96% ↗
2
Gemini 3.8 FlashGoogle95.3% ↗
3
Gemini 3.7 FlashGoogle94.8% ↗
4
GPT-5.6 SolOpenAI94.6% ↗
5
GPT-5.4 ProOpenAI94.4% ↗
6
Gemini 3.1 Pro PreviewGoogle94.3% ↗
7
Claude Opus 4.7Anthropic94.2% ↗
8
Gemini 3.6 FlashGoogle94.1% ↗
9
Grok 4.6xAI94% ↗
10
Claude Opus 5Anthropic93.9% ↗
11
Claude Opus 4.8Anthropic93.6% ↗
12
Kimi K3Moonshot AI93.5% ↗
13
Grok 4.5xAI93.4% ↗
14
GPT-5.2 ProOpenAI93.2% ↗
15
GPT-5.6 TerraOpenAI92.9% ↗
16
GPT-5.4OpenAI92.8% ↗
17
Gemini 3.5 FlashGoogle92.8% ↗
18
Qwen3.8-MaxQwen92.6% ↗
19
Qwen3.8 2.4T-A95BQwen92.6% ↗
20
GPT-5.2OpenAI92.4% ↗
21
Dola Seed 2.0 ProByteDance Seed92.4% ↗
22
GPT-5.6 LunaOpenAI92.3% ↗
23
GLM-5.2Z.ai91.9% ↗
24
Qwen3.8-Flash-NextQwen91.7% ↗
25
Claude Opus 4.6Anthropic91.3% ↗
26
DeepSeek V4.1 FlashDeepSeek90.9% ↗
27
DeepSeek V4 ProDeepSeek90.9% ↗
28
MiniMax M3MiniMax90.9% ↗
29
GLM-5.3Z.ai90.9% ↗
30
Kimi K2.6Moonshot AI90.8% ↗

Try any of these through one API with automatic failover: Respan gateway.