LMArena Hard Prompts
Text arena rating on prompts judged hard.
- Published by
- LMArena
- Category
- Reasoning
- Index weight
- 0.5
- Models
- 350
- Data as of
- 9 Sept 2026
CC BY 4.0 — lmarena-ai/leaderboard-dataset on Hugging Face.
- 1Claude Fable 51533
- 2Claude Opus 4.61533
- 3Claude Opus 4.61527
- 4Claude Opus 4.71526
- 5Claude Fable 5.11522
- 6Claude Opus 4.71519
- 7Kimi K31519
- 8Claude Opus 51518
- 9Gemini 3.8 Flash1518
- 10Claude Opus 4.81515
- 11Claude Opus 51514
- 12Muse Spark 1.21513
- 13Muse Spark 1.11511
- 14Gemini 3.7 Flash1508
- 15GLM-5.31507
350 of 350
| # | |||||
|---|---|---|---|---|---|
| 1 |  Claude Fable 5Anthropic | 1533 | – | 70.4 | – |
| 2 | Claude Opus 4.6Anthropic | 1533 | – | 61.3 | – |
| 3 | Claude Opus 4.6Anthropic | 1527 | – | 63.1 | – |
| 4 | Claude Opus 4.7Anthropic | 1526 | – | 61.3 | – |
| 5 | Claude Fable 5.1Anthropic | 1522 | – | 70.2 | – |
| 6 | Claude Opus 4.7Anthropic | 1519 | – | 65.5 | – |
| 7 |  Kimi K3Moonshot AIopen | 1519 | – | 62.7 | – |
| 8 | Claude Opus 5Anthropic | 1518 | – | 69.3 | – |
| 9 |  Gemini 3.8 FlashGoogle | 1518 | – | 60.1 | – |
| 10 | Claude Opus 4.8Anthropic | 1515 | – | 61.3 | – |
| 11 | Claude Opus 5Anthropic | 1514 | – | 66.8 | – |
| 12 |  Muse Spark 1.2Meta | 1513 | – | 61.3 | – |
| 13 | Muse Spark 1.1Meta | 1511 | – | 64.9 | – |
| 14 | Gemini 3.7 FlashGoogle | 1508 | – | 60.8 | – |
| 15 |  GLM-5.3Zhipu AIopen | 1507 | – | 59.9 | – |
| 16 | Gemini 3.1 ProGoogle | 1507 | – | 63.9 | – |
| 17 |  GPT-5.6 SolOpenAI | 1507 | – | 67.5 | – |
| 18 | Muse SparkMeta | 1505 | – | 65.4 | – |
| 19 | Claude Sonnet 4.6Anthropic | 1504 | – | 60.3 | – |
| 20 | Gemini 3 ProGoogle | 1504 | – | 61.6 | – |
| 21 | Claude Opus 4.8Anthropic | 1503 | – | 64.7 | – |
| 22 |  Qwen3 8Alibaba | 1502 | – | 63.9 | – |
| 23 | GPT-5.5OpenAI | 1502 | – | 66.3 | – |
| 24 | Gemini 3.6 FlashGoogle | 1500 | – | 58.6 | – |
| 25 | Claude Opus 4.5Anthropic | 1499 | – | 56.6 | – |
| 26 | GPT-5.5OpenAI | 1498 | gpt-5.5 | 66.6 | – |
| 27 | GPT-5.4OpenAI | 1498 | – | 58.8 | – |
| 28 | Claude Opus 4.5Anthropic | 1498 | – | 58.0 | – |
| 29 | Gemini 3.5 FlashGoogle | 1498 | – | 60.4 | – |
| 30 | GPT-5.2OpenAI | 1497 | – | 61.5 | – |
| 31 | GLM-5.3-FlashZhipu AIopen | 1496 | – | 61.0 | – |
| 32 | MiMo-V2.5-ProXiaomiopen | 1496 | – | 59.0 | – |
| 33 |  Grok 4.5xAI | 1495 | grok-4.5 | 63.4 | – |
| 34 | Qwen3 7Alibaba | 1495 | – | – | – |
| 35 | Gemini 3 FlashGoogle | 1493 | – | 56.6 | – |
| 36 | Gemini 3.5 FlashGoogle | 1493 | – | 63.9 | – |
| 37 | Qwen3 5Alibaba | 1492 | – | – | – |
| 38 | GLM-5.2Zhipu AIopen | 1492 | – | 57.6 | – |
| 39 | GPT-5.5 InstantOpenAI | 1491 | – | 60.4 | – |
| 40 | GPT-5.6 TerraOpenAI | 1491 | – | 64.2 | – |
| 41 | Claude Sonnet 5Anthropic | 1490 | – | 60.5 | – |
| 42 | GLM-5.1Zhipu AIopen | 1489 | glm-5.1 | 60.1 | – |
| 43 | Grok 4.20xAI | 1488 | – | 54.3 | – |
| 44 | GPT-5.4OpenAI | 1488 | gpt-5.4 | 63.4 | – |
| 45 |  Ernie 5.1Baidu | 1488 | ernie-5.1 | – | – |
| 46 | Claude Sonnet 4.5Anthropic | 1487 | – | 57.8 | – |
| 47 | Grok 4.20 Beta1xAI | 1487 | – | – | – |
| 48 | Kimi K2.6Moonshot AIopen | 1485 | kimi-k2.6 | 60.6 | – |
| 49 | Grok 4.20 Multi AgentxAI | 1484 | preview, 0309 | – | – |
| 50 | Claude Sonnet 4.5Anthropic | 1483 | – | 52.3 | – |
| 51 |  Deepseek v4 ProDeepSeek | 1482 | – | 60.3 | – |
| 52 | Qwen3 6Alibaba | 1482 | – | 59.5 | – |
| 53 | DeepSeek V4 ProDeepSeekopen | 1480 | – | 59.7 | – |
| 54 | Claude Opus 4.1Anthropic | 1480 | – | 58.1 | – |
| 55 |  Dola Seed 2.0 ProByteDance | 1480 | – | – | – |
| 56 | GLM-5Zhipu AIopen | 1478 | glm-5 | 59.0 | – |
| 57 | Claude Opus 4.1Anthropic | 1477 | – | 52.6 | – |
| 58 | Grok 4.1xAI | 1477 | – | 55.9 | – |
| 59 | Mimo v2 ProXiaomi | 1476 | – | 60.5 | – |
| 60 | Gemini 3.5 Flash LiteGoogle | 1476 | – | 53.5 | – |