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Extended Version

This benchmark evaluates large language models (LLMs) using 651 NYT Connections puzzles, with additional words included to increase difficulty.

As of Feb 4, 2025, there is a new version of the benchmark. The standard NYT Connections benchmark is nearing saturation, with o1 scoring 90.7 and o3, along with other reasoning models, expected this year. The current rules require knowing only three categories, letting the fourth fall into place. To increase difficulty, Extended Connections adds up to four extra trick words to each puzzle. We double-check that none of the added words fit into any category used in the corresponding puzzle. New puzzles have expanded the total from 436 to 651. Rankings changed little, but the benchmark is now ready for o3.

Chart: Extended Version

Leaderboard

Leaderboard: Extended Version

Rank Model Score % #Puzzles
1 Grok 4 91.7 759
2 o3-pro (medium reasoning) 87.3 759
3 o1-pro (medium reasoning) 82.5 651
4 o3 (high reasoning) 78.6 759
5 o4-mini (high reasoning) 73.6 759
6 o3 (medium reasoning) 73.0 759
7 o1 (medium reasoning) 70.8 651
8 o4-mini (medium reasoning) 68.8 651
9 o3-mini (high reasoning) 61.4 651
10 Gemini 2.5 Pro 57.6 759
11 Qwen 3 235B A22B 54.3 759
12 Gemini 2.5 Pro Exp 03-25 54.1 651
13 o3-mini (medium reasoning) 53.6 651
14 Claude Opus 4 Thinking 16K 49.7 759
15 DeepSeek R1 05/28 48.6 759
16 Qwen 3 235B A22B 25-07 Think 46.2 759
17 Gemini 2.5 Pro Preview 05-06 42.5 651
18 Claude Sonnet 4 Thinking 16K 40.3 759
19 Claude Sonnet 4 Thinking 64K 39.6 651
20 DeepSeek R1 38.6 651
21 Qwen 3 30B A3B 36.6 759
22 Qwen 3 32B 35.8 759
23 Claude Opus 4 (no reasoning) 34.4 759
24 GPT-4.5 Preview 34.2 651
25 Claude 3.7 Sonnet Thinking 16K 33.6 651
26 Qwen QwQ-32B 16K 31.4 651
27 Grok 3 Mini Beta (high) 30.2 759
28 GLM-4.5 30.2 759
29 o1-mini 26.9 651
30 Claude Sonnet 4 (no reasoning) 26.6 759
31 Grok 3 Mini Beta (low) 26.0 651
32 Quasar Alpha 25.4 651
33 Gemini 2.5 Flash Preview (24k) 25.2 759
34 GPT-4o Mar 2025 24.5 759
35 Gemini 2.0 Flash Think Exp 01-21 23.1 649
36 GPT-4.1 22.8 759
37 GPT-4o Feb 2025 22.7 651
38 Gemini 2.0 Pro Exp 02-05 21.7 651
39 MiniMax-M1 21.3 688
40 Kimi K2 19.8 759
41 Grok 3 Beta (no reasoning) 19.7 759
42 Grok 2 12-12 19.2 651
43 Gemini 1.5 Pro (Sept) 19.2 601
44 Claude 3 Opus 19.2 650
45 Claude 3.7 Sonnet 19.2 651
46 Gemini 2.0 Flash 18.8 651
47 GPT-4o 2024-11-20 18.7 601
48 Llama 4 Maverick 18.5 759
49 Qwen 2.5 Max 18.0 651
50 GPT-4o 2024-08-06 17.8 601
51 Claude 3.5 Sonnet 2024-10-22 17.7 651
52 Llama 4 Scout 17.4 759
53 DeepSeek V3-0324 16.8 759
54 Llama 3.1 405B 16.2 651
55 DeepSeek V3 15.1 651
56 Llama 3.3 70B 15.1 651
57 Baidu Ernie 4.5 300B A47B 14.8 759
58 GPT-4.1 mini 14.4 759
59 MiniMax-Text-01 13.8 759
60 Cohere Command A 13.1 759
61 Mistral Large 2 12.4 759
62 Gemma 2 27B 12.2 651
63 Gemma 3 27B 11.6 759
64 Mistral Medium 3 11.5 759
65 Mistral Small 3.1 11.4 651
66 Mistral Small 3.2 11.2 759
67 Qwen 2.5 72B 10.5 759
68 Claude 3.5 Haiku 10.0 759
69 Amazon Nova Pro 9.9 759
70 Microsoft Phi-4 9.9 759
71 GPT-4o mini 9.7 759
72 Mistral Small 3 8.9 601
73 GPT-4.1 nano 8.1 759
74 GLM4-32B-0414 7.6 759
75 Claude 3 Haiku 2.2 601

Correlation of puzzle-level results: heatmap

Correlations


Newest 100 puzzles.

To counteract the possibility of an LLM's training data including the solutions, we have also tested only the 100 latest puzzles. Note that lower scores do not necessarily indicate that NYT Connections solutions are in the training data, as the difficulty of the first puzzles was lower.


Chart: Newest 100 puzzles, extended version

Newest 100 puzzles


Humans vs. LLMs

To explore how top language models (LLMs) compare to humans in the New York Times Connections puzzle, we used official NYT performance data from December 2024 to February 2025, as analyzed by u/Bryschien1996, alongside a simulated gameplay setup that mirrors the human experience. This setup involves a multi-step process where solvers iteratively propose groups, receive feedback ("correct," "one away," "incorrect"), and are allowed up to four mistakes before failing. According to NYT data, the average human player solved approximately 71% of puzzles over the three-month period from December 2024 to February 2025, with solve rates ranging from 39% on the toughest days (e.g., February 2, 2025) to 98% on the easiest (e.g., February 26, 2025). It's worth noting that NYT Connections players are self-selected and likely perform better than the general population. We collected data from nine LLMs spanning a range of scores in the Extended Connections benchmark.

nyt_connections_chart_basic

The results reveal that top reasoning LLMs from OpenAI consistently outperform the average human player. DeepSeek R1 performs closest to the level of an average NYT Connections player.

Elite human players, however, set a higher standard, achieving a 100% win rate during the same period:

ex

o1, with a 98.9% win rate, comes close to this elite level. o1-pro, which has not yet been tested in this gameplay simulation setup, might be able to match these top humans. Thus, directly determining whether AI achieves superhuman performance on NYT Connections could hinge on comparing the number of mistakes made before fully solving each puzzle.


Original NYT Connections LLM Benchmark

This benchmark evaluates large language models (LLMs) using 436 NYT Connections puzzles. Three different prompts, not optimized for LLMs through prompt engineering, are used. Both uppercase and lowercase puzzles are assessed.

Chart: Original Version

nyt_connections_chart

Leaderboard: Original Version

Model Score
o1 90.7
o1-preview 87.1
o3-mini 72.4
DeepSeek R1 54.4
o1-mini 42.2
Multi-turn ensemble 37.8
Gemini 2.0 Flash Thinking Exp 01-21 37.0
GPT-4 Turbo 28.3
GPT-4o 2024-11-20 27.9
GPT-4o 2024-08-06 26.5
Llama 3.1 405B 26.3
Claude 3.5 Sonnet (2024-10-22) 25.9
Claude 3 Opus 24.8
Grok Beta 23.7
Llama 3.3 70B 23.7
Gemini 1.5 Pro (Sept) 22.7
Deepseek-V3 21.0
Gemini 2.0 Flash Exp 20.0
Gemma 2 27B 18.8
Qwen 2.5 Max 18.6
Gemini 2.0 Flash Thinking Exp 18.6
Mistral Large 2 17.4
Qwen 2.5 72B 14.8
Claude 3.5 Haiku 13.7
MiniMax-Text-01 13.6
Nova Pro 12.5
Phi-4 11.6
Mistral Small 3 10.5
DeepSeek-V2.5 9.9

Notes

  • A temperature setting of 0 was used
  • Partial credit is awarded if the puzzle isn't completely solved.
  • Only one attempt is allowed per puzzle. Humans solving puzzles on the NYT website get four attempts and a notification when they're one step away from the solution.
  • Multi-turn ensemble is my unpublished system. It utilizes multiple LLMs, multi-turn dialogues, and other proprietary techniques. It is slower and more costly to run but it does very well. It outperforms non-o1 LLMs on MMLU-Pro and GPQA.
  • This benchmark is not affiliated with the New York Times

Other multi-agent benchmarks

Other benchmarks


Updates

  • July 28, 2025: GLM-4.5, Qwen 3 235B A22B 25-07 Thinking added.
  • July 14, 2025: 108 new puzzles added. Kimi K2 added.
  • July 10, 2025: Grok 4 added.
  • July 3, 2025: Qwen 3 32B, GLM4-32B-0414 added.
  • July 2, 2025: Baidu Ernie 4.5 300B A47B, MiniMax-M1, Mistral Small 3.2 added.
  • June 10, 2025: o3-pro added.
  • June 5, 2025: Gemini 2.5 Pro Preview 06-05 added.
  • May 28, 2025: DeepSeek R1 05/28 added.
  • May 22, 2025: Claude 4 models added.
  • May 7, 2025: Gemini 2.5 Pro Preview 05-06 added. Mistral Medium 3 added.
  • Apr 30, 2025: Qwen 3 added.
  • Apr 18, 2025: o3, o4-mini, Gemini 2.5 Flash Preview added.
  • Apr 15, 2025: GPT-4.1 added.
  • Apr 10, 2025: Grok 3 added.
  • Apr 5, 2025: Llama 4 Maverick, Llama 4 Scout added.
  • Mar 28, 2025: GPT-4o March 2025 added.
  • Mar 25, 2025: 50 new questions added. Gemini 2.5 Pro Exp 03-25 and DeepSeek V3-0324 added.
  • Mar 23, 2025: Humans vs. LLMs section added.
  • Mar 21, 2025: o1-pro added. o3-mini-high added.
  • Mar 17, 2025: Cohere Command A and Mistral Small 3.1 added.
  • Mar 12, 2025: Gemma 3 27B added.
  • Mar 7, 2025: Qwen QwQ added.
  • Feb 27, 2025: GPT-4.5 Preview added.
  • Feb 24, 2025: Claude 3.7 Sonnet Thinking, Clade 3.7 Sonnet, GPT-4o Feb 2025, Qwen 2.5 Max, GPT-4o 2024-11-20 added.
  • Feb 6, 2025: Gemini 2.0 Pro Exp 02-05 added.
  • Feb 4, 2025: A new, more challenging version with extra words in each puzzle. Separate scoring for the 100 newest questions. Correlation heatmap.
  • Jan 31, 2025: o3-mini (72.4) added.
  • Jan 30, 2025: Mistral Small 3 (10.5) added.
  • Jan 29, 2025: DeepSeek R1 (54.5) added.
  • Jan 28, 2025: Qwen 2.5 Max (18.6) added.
  • Jan 22, 2025: Phi-4 (11.6), Nova Pro (12.5), Gemini 2.0 Flash Thinking Exp 01-21 (37.0) added.
  • Jan 16, 2025: Gemini 2.0 Flash Thinking Exp, o1, MiniMax-Tex-o1 added. Gemini 2.0 Flash Thinking Exp sometimes hits the output token limit.
  • Dec 27, 2024: GPT-4o 2024-11-20, Llama 3.3 70B, Gemini 2.0 Flash Exp, Deepseek-V3 added. Gemini 2.0 Flash Thinking Exp could not be benchmarked because its output gets cut off for some puzzles.
  • Claude 3.5 Haiku added. 13.7.
  • Claude 3.5 Sonnet (2024-10-22) added. Improves from 25.9 from 24.4.
  • Grok Beta added. Improves from 21.3 to 23.7. It's described as "experimental language model with state-of-the-art reasoning capabilities, best for complex and multi-step use cases. It is the successor of Grok 2 with enhanced context length."
  • Follow @lechmazur on X (Twitter) for other upcoming benchmarks and more.

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Benchmark that evaluates LLMs using 651 NYT Connections puzzles extended with extra trick words

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