{
  "captured_on": "2026-09-30",
  "leaderboard_as_of": "2026-09-25",
  "source": "https://arena.ai/leaderboard/text/english",
  "availability_source": "https://arena.ai/company/leaderboard-changelog",
  "method": "Selective contemporary comparison. Matched rows use the displayed English overall table and its listed standard token prices. Refresh applies only to latest scene; prior scenes retain inherited mixed-date values. Rows with no current price use explicitly marked prior listed prices. New model dates follow official launch/AA release records; Muse Spark1.3 uses AA release date.",
  "overrides": [
    {
      "arena_id": "claude-fable-5-high",
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      "ci": 6,
      "votes": 15504,
      "prelim": false,
      "inP": 10.0,
      "outP": 50.0,
      "match_full": "Claude Fable 5",
      "name": "Claude Fable 5 \u00b7 high"
    },
    {
      "arena_id": "claude-opus-4-7-high",
      "elo": 1510,
      "ci": 5,
      "votes": 29508,
      "prelim": false,
      "inP": 5.0,
      "outP": 25.0,
      "match_full": "Claude Opus 4.7",
      "name": "Claude Opus 4.7 \u00b7 high"
    },
    {
      "arena_id": "claude-opus-4-6-high",
      "elo": 1514,
      "ci": 5,
      "votes": 33686,
      "prelim": false,
      "inP": 5.0,
      "outP": 25.0,
      "match_full": "Claude Opus 4.6",
      "name": "Claude Opus 4.6 \u00b7 high"
    },
    {
      "arena_id": "claude-sonnet-4-6",
      "elo": 1483,
      "ci": 5,
      "votes": 31633,
      "prelim": false,
      "inP": 1.5,
      "outP": 7.5,
      "match_full": "Claude Sonnet 4.6",
      "name": "Claude Sonnet 4.6"
    },
    {
      "arena_id": "gemini-3.1-pro-preview",
      "elo": 1490,
      "ci": 4,
      "votes": 52351,
      "prelim": false,
      "inP": 1.0,
      "outP": 6.0,
      "match_full": "Gemini 3.1 Pro Preview",
      "name": "Gemini 3.1 Pro Preview"
    },
    {
      "arena_id": "glm-5.1",
      "elo": 1481,
      "ci": 5,
      "votes": 24378,
      "prelim": false,
      "inP": 1.4,
      "outP": 4.4,
      "match_full": "GLM-5.1",
      "name": "GLM-5.1"
    },
    {
      "arena_id": "claude-opus-5-max",
      "elo": 1490,
      "ci": 7,
      "votes": 10726,
      "prelim": false,
      "inP": 5.0,
      "outP": 25.0,
      "match_full": "claude-opus-5-max",
      "name": "Claude Opus 5 Max"
    },
    {
      "arena_id": "kimi-k3-max",
      "elo": 1493,
      "ci": 7,
      "votes": 10028,
      "prelim": false,
      "inP": null,
      "outP": null,
      "match_full": "kimi-k3-max",
      "name": "Kimi K3 Max"
    },
    {
      "arena_id": "gemini-3.6-flash-high",
      "elo": 1485,
      "ci": 6,
      "votes": 14058,
      "prelim": false,
      "inP": 0.75,
      "outP": 3.75,
      "match_full": "gemini-3.6-flash",
      "name": "Gemini 3.6 Flash"
    },
    {
      "arena_id": "gemini-3.5-flash-lite",
      "elo": 1462,
      "ci": 6,
      "votes": 13499,
      "prelim": false,
      "inP": 0.15,
      "outP": 1.25,
      "match_full": "gemini-3.5-flash-lite",
      "name": "Gemini 3.5 Flash-Lite"
    },
    {
      "arena_id": "muse-spark-1.1",
      "elo": 1493,
      "ci": 6,
      "votes": 13995,
      "prelim": false,
      "inP": 1.25,
      "outP": 4.25,
      "match_full": "muse-spark-1.1",
      "name": "Muse Spark 1.1"
    },
    {
      "arena_id": "hunyuan-hy3-preview",
      "elo": 1418,
      "ci": 10,
      "votes": 3332,
      "prelim": false,
      "inP": 0.29,
      "outP": 1.17,
      "match_full": "hy3",
      "name": "Hy3 Preview"
    },
    {
      "arena_id": "claude-opus-5-high",
      "elo": 1493,
      "ci": 5,
      "votes": 22227,
      "prelim": false,
      "inP": 5.0,
      "outP": 25.0,
      "match_full": "claude-opus-5-high",
      "name": "Claude Opus 5 High"
    },
    {
      "arena_id": "qwen3.8-max",
      "elo": 1491,
      "ci": 7,
      "votes": 8348,
      "prelim": false,
      "inP": 1.69,
      "outP": 5.07,
      "match_full": "qwen3.8-max",
      "name": "Qwen 3.8 Max"
    },
    {
      "arena_id": "grok-4.6-high",
      "elo": 1456,
      "ci": 7,
      "votes": 8594,
      "prelim": false,
      "inP": 2.0,
      "outP": 6.0,
      "match_full": "grok-4.6-high",
      "name": "Grok 4.6 High"
    },
    {
      "arena_id": "gemini-3.7-flash-high",
      "elo": 1486,
      "ci": 7,
      "votes": 7619,
      "prelim": true,
      "inP": 0.75,
      "outP": 3.75,
      "match_full": "gemini-3.7-flash-high",
      "name": "Gemini 3.7 Flash High"
    },
    {
      "arena_id": "deepseek-v4-pro-high-20260813",
      "elo": 1478,
      "ci": 10,
      "votes": 3774,
      "prelim": false,
      "inP": 1.32,
      "outP": 3.96,
      "match_full": "deepseek-v4-pro-high-20260813",
      "name": "DeepSeek V4 Pro High"
    },
    {
      "arena_id": "glm-5.3-max",
      "elo": 1492,
      "ci": 8,
      "votes": 6345,
      "prelim": false,
      "inP": 1.4,
      "outP": 4.4,
      "match_full": "glm-5.3-max",
      "name": "GLM 5.3 Max"
    },
    {
      "arena_id": "muse-spark-1.2 (xHigh)",
      "elo": 1498,
      "ci": 15,
      "votes": 1455,
      "prelim": false,
      "inP": 1.25,
      "outP": 4.25,
      "match_full": "muse-spark-1.2-xhigh",
      "name": "Muse Spark 1.2 xHigh"
    },
    {
      "arena_id": "qwen3.8-27b",
      "elo": 1439,
      "ci": 8,
      "votes": 6201,
      "prelim": false,
      "inP": 0.4,
      "outP": 3.0,
      "match_full": "qwen3.8-27b",
      "name": "Qwen 3.8 27B"
    },
    {
      "arena_id": "glm-5.3-flash",
      "elo": 1479,
      "ci": 8,
      "votes": 7101,
      "prelim": false,
      "inP": 0.06,
      "outP": 0.2,
      "match_full": "glm-5.3-flash",
      "name": "GLM 5.3 Flash"
    },
    {
      "arena_id": "gemini-3.8-flash-high",
      "elo": 1496,
      "ci": 7,
      "votes": 8432,
      "prelim": true,
      "inP": 0.75,
      "outP": 3.75,
      "match_full": "gemini-3.8-flash-high",
      "name": "Gemini 3.8 Flash High"
    },
    {
      "arena_id": "claude-fable-5.1-max",
      "elo": 1496,
      "ci": 10,
      "votes": 4025,
      "prelim": false,
      "inP": 10.0,
      "outP": 50.0,
      "match_full": "claude-fable-5.1-max",
      "name": "Claude Fable 5.1 Max"
    },
    {
      "arena_id": "gpt-6-astra-max",
      "elo": 1490,
      "ci": 11,
      "votes": 2879,
      "prelim": false,
      "inP": null,
      "outP": null,
      "match_full": "gpt-6-astra-max",
      "name": "GPT-6 Astra Max"
    }
  ],
  "models": [
    {
      "arena_id": "claude-opus-5.5-high",
      "elo": 1508,
      "ci": 20,
      "votes": 821,
      "prelim": false,
      "inP": 4.0,
      "outP": 20.0,
      "name": "Opus 5.5 \u00b7 high",
      "full": "claude-opus-5.5-high",
      "provider": "Anthropic",
      "date": "2026-09-22",
      "open": false
    },
    {
      "arena_id": "mimo-v2.6-pro",
      "elo": 1495,
      "ci": 15,
      "votes": 1472,
      "prelim": false,
      "inP": 0.43,
      "outP": 0.87,
      "name": "MiMo V2.6 Pro",
      "full": "mimo-v2.6-pro",
      "provider": "Xiaomi",
      "date": "2026-09-21",
      "open": true
    },
    {
      "arena_id": "mimo-v2.6-flash",
      "elo": 1473,
      "ci": 15,
      "votes": 1503,
      "prelim": false,
      "inP": 0.14,
      "outP": 0.28,
      "name": "MiMo V2.6 Flash",
      "full": "mimo-v2.6-flash",
      "provider": "Xiaomi",
      "date": "2026-09-21",
      "open": true
    },
    {
      "arena_id": "deepseek-v4.1-flash-max",
      "elo": 1489,
      "ci": 12,
      "votes": 2460,
      "prelim": false,
      "inP": 0.3,
      "outP": 1.2,
      "name": "DeepSeek V4.1 Flash \u00b7 max",
      "full": "deepseek-v4.1-flash-max",
      "provider": "DeepSeek",
      "date": "2026-09-10",
      "open": true
    },
    {
      "arena_id": "grok-4.7-xhigh",
      "elo": 1438,
      "ci": 15,
      "votes": 1541,
      "prelim": false,
      "inP": 2.0,
      "outP": 6.0,
      "name": "Grok 4.7 \u00b7 xhigh",
      "full": "grok-4.7-xhigh",
      "provider": "xAI",
      "date": "2026-09-21",
      "open": false
    },
    {
      "arena_id": "gpt-6-sol-max",
      "elo": 1462,
      "ci": 14,
      "votes": 1766,
      "prelim": false,
      "inP": 2.0,
      "outP": 10.0,
      "name": "GPT-6 Sol \u00b7 max",
      "full": "gpt-6-sol-max",
      "provider": "OpenAI",
      "date": "2026-09-22",
      "open": false
    },
    {
      "arena_id": "gpt-6-luna-max",
      "elo": 1441,
      "ci": 14,
      "votes": 1855,
      "prelim": false,
      "inP": 0.1,
      "outP": 0.5,
      "name": "GPT-6 Luna \u00b7 max",
      "full": "gpt-6-luna-max",
      "provider": "OpenAI",
      "date": "2026-09-22",
      "open": false
    },
    {
      "arena_id": "muse-spark-1.3-max",
      "elo": 1495,
      "ci": 10,
      "votes": 3951,
      "prelim": false,
      "inP": 1.25,
      "outP": 4.25,
      "name": "Muse Spark 1.3 \u00b7 max",
      "full": "muse-spark-1.3-max",
      "provider": "Meta",
      "date": "2026-09-02",
      "open": false
    }
  ],
  "not_scored": [
    "Claude Sonnet 5.5",
    "GPT-6.1 Sol"
  ],
  "historical_archive_check": {
    "url": "https://huggingface.co/spaces/lmarena-ai/arena-leaderboard/tree/f7718ffa6585b985f24d4e9c7a8c7c2cedf2188e",
    "finding": "June 26 2024 CSV contains model metadata, not Elo. Elo stored in pickle, not used as dated score evidence. No complete consistently priced six-month archive established; historical scenes remain reconstruction."
  }
}