A benchmark that uses multi-turn conversations to evaluate long-context understanding and reasoning.
Browse the latest scores, model modes, release dates, and parameter sizes for Context Arena.
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 | |||
|---|---|---|---|---|---|
 Claude Opus 5 Thinking Level · Max | 97.72 | 2026-07-24 | Unknown | Closed | |
 GPT-5.6 Sol Thinking Level · Max | 97.63 | 2026-06-26 | Unknown | Closed | |
 Qwen3.8-Max Thinking Level · Extra High | 96.92 | 2026-08-03 | 2400B | Conditional | |
4 |  Gemini 3.7 Flash Thinking Level · High | 95.95 | 2026-08-13 | Unknown | Closed |
5 | Qwen3.8-Max Thinking Level · Medium | 95.15 | 2026-08-03 | 2400B | Conditional |
6 | GPT-5.5 Thinking Level · Extra High | 94.18 | 2026-04-23 | Unknown | Closed |
7 | Qwen3.8-27B Thinking Level · Medium | 93.98 | 2026-08-14 | 27B | Free Commercial |
8 | Gemini 3.7 Flash Thinking Level · Medium | 93.38 | 2026-08-13 | Unknown | Closed |
9 | Qwen3.8-Max Thinking Level · Low | 92.79 | 2026-08-03 | 2400B | Conditional |
10 | Qwen3.8-27B Thinking Level · Low | 92.79 | 2026-08-14 | 27B | Free Commercial |
11 | GPT-5.6 Terra Thinking Level · Max | 92.17 | 2026-06-26 | Unknown | Closed |
12 | GPT-5.5 Thinking Level · High | 92.01 | 2026-04-23 | Unknown | Closed |
13 | GPT-5.5 Thinking Level · Medium | 90.79 | 2026-04-23 | Unknown | Closed |
14 | Qwen3.8-27B Thinking Level · Extra High | 90.17 | 2026-08-14 | 27B | Free Commercial |
15 | Claude Opus 4.8 Thinking Level · Max | 90.04 | 2026-05-28 | Unknown | Closed |
16 | Gemini 3.7 Flash Thinking Level · Low | 89.57 | 2026-08-13 | Unknown | Closed |
17 | Gemini 3.6 Flash Thinking Level · High | 88.78 | 2026-07-21 | Unknown | Closed |
18 |  GLM-5.3 Thinking Level · High | 88.53 | 2026-08-14 | 744B | Conditional |
19 | Qwen3.6-Max-Preview Thinking Enabled | 88.14 | 2026-04-18 | Unknown | Closed |
20 | GPT-5.5 Thinking Level · Low | 87.46 | 2026-04-23 | Unknown | Closed |
21 | Gemini 3.6 Flash Thinking Level · Medium | 86.56 | 2026-07-21 | Unknown | Closed |
22 | GPT-5.4 Thinking Level · Extra High | 86.15 | 2026-03-05 | Unknown | Closed |
23 | GLM-5.3 Thinking Level · Max | 85.61 | 2026-08-14 | 744B | Conditional |
24 | Claude Opus 4.6 Thinking Level · Medium | 85.19 | 2026-02-05 | Unknown | Closed |
25 | Gemini 3.1 Pro Preview Thinking Level · High | 84.73 | 2026-02-20 | Unknown | Closed |
26 | Claude Opus 4.6 Thinking Level · Low | 84.61 | 2026-02-05 | Unknown | Closed |
27 | Qwen3.6-35B-A3B Thinking Enabled | 83.53 | 2026-04-16 | 35B | Free Commercial |
28 | GPT-5.4 Thinking Level · High | 82.99 | 2026-03-05 | Unknown | Closed |
29 | Claude Sonnet 4.6 Thinking Level · High | 82.82 | 2026-02-17 | Unknown | Closed |
30 | Claude Sonnet 4.6 Thinking Level · Low | 82.80 | 2026-02-17 | Unknown | Closed |
