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    SimpleBench

    🏆 Leaderboard

    As of August 20, 2026, Claude Fable 5 is #1 for SimpleBench at 81.9%. Ranked by the SimpleBench score 59 models in this index have a published SimpleBench score. SimpleBench leaderboard: rank models by SimpleBench next to live API token prices.

    Updated August 20, 2026282 models33 providers
    Claude Fable 5
    Anthropic · Proprietary
    		81.9%$60.00
    Gemini 3.1 Pro
    Google · Proprietary
    		79.6%$17.50
    GPT-5.5 Pro
    OpenAI · Proprietary
    		76.9%$540.00
    Gemini 3.5 Flash
    Google · Proprietary
    		76.7%$10.50
    Gemini 3 Pro
    Google · Proprietary
    		76.4%$14.00
    Qwen3.7 Max
    Qwen · Proprietary
    		70.4%$5.00
    Grok 4.5
    xAI · Proprietary
    		70%$8.00
    GPT-5.5
    OpenAI · Proprietary
    		69%$35.00
    Claude Opus 4.6
    Anthropic · Proprietary
    		67.6%$30.00
    GPT-5.6 Sol
    OpenAI · Proprietary
    		64.8%$35.00
    Claude Opus 4.8
    Anthropic · Proprietary
    		64.8%$30.00
    Claude Opus 4.7
    Anthropic · Proprietary
    		62.9%$30.00
    Gemini 2.5 Pro Preview 06-05
    Google · Proprietary
    		62.4%$11.25
    Claude Opus 4.5
    Anthropic · Proprietary
    		62%$30.00
    Gemini 3 Flash
    Google · Proprietary
    		61.1%$3.50
    Claude Sonnet 5
    Anthropic · Proprietary
    		60.6%$12.00
    Claude Opus 4.1
    Anthropic · Proprietary
    		60%$90.00
    Claude Opus 4
    Anthropic · Proprietary
    		58.8%$90.00
    Kimi K2.7 CodeOSS
    Moonshot AI · Open Source
    		57.9%$4.93
    GPT-5.2 Pro
    OpenAI · Proprietary
    		57.4%$189.00
    GPT-5
    OpenAI · Proprietary
    		56.7%$11.25
    Grok-4.1 Fast Reasoning
    xAI · Proprietary
    		56%$0.70
    Grok-4.1 Fast Non-Reasoning
    xAI · Proprietary
    		56%$0.70
    GLM-5.1OSS
    Z AI · Open Source
    		55.1%$5.80
    Claude Sonnet 4.5
    Anthropic · Proprietary
    		54.3%$18.00
    GPT-5.1
    OpenAI · Proprietary
    		53.2%$11.25
    GLM-5OSS
    Z AI · Open Source
    		53.2%$4.20
    o3
    OpenAI · Proprietary
    		53.1%$10.00
    GPT-5.6 Terra
    OpenAI · Proprietary
    		48.9%$14.00
    GLM-4.7OSS
    Z AI · Open Source
    		47.7%$2.80
    Kimi K2.5OSS
    Moonshot AI · Open Source
    		46.8%$3.68
    GPT-5.6 Luna
    OpenAI · Proprietary
    		46.8%$1.40
    Claude 3.7 Sonnet
    Anthropic · Proprietary
    		46.4%$18.00
    MiniMax M3OSS
    MiniMax · Open Source
    		45.8%$1.50
    GPT-5.2
    OpenAI · Proprietary
    		45.8%$15.75
    Claude Sonnet 4
    Anthropic · Proprietary
    		45.5%$18.00
    o1
    OpenAI · Proprietary
    		41.7%$75.00
    Claude 3.5 Sonnet
    Anthropic · Proprietary
    		41.4%$18.00
    Gemini 2.5 Flash
    Google · Proprietary
    		41.2%$2.80
    DeepSeek-R1-0528OSS
    DeepSeek · Open Source
    		40.8%$2.74
    DeepSeek-V3.1OSS
    DeepSeek · Open Source
    		40%$1.27
    o4-mini
    OpenAI · Proprietary
    		38.7%$5.50
    Grok-3
    xAI · Proprietary
    		36.1%$18.00
    Qwen3 235B A22BOSS
    Qwen · Open Source
    		31%$0.20
    DeepSeek-R1OSS
    DeepSeek · Open Source
    		30.9%$2.74
    Claude 3.5 Sonnet
    Anthropic · Proprietary
    		27.5%$18.00
    DeepSeek-V3 0324OSS
    DeepSeek · Open Source
    		27.2%$1.42
    GPT-4.1
    OpenAI · Proprietary
    		27%$10.00
    Kimi K2 InstructOSS
    Moonshot AI · Open Source
    		26.3%$1.00
    GPT-4 Turbo
    OpenAI · Proprietary
    		25.1%$40.00
    Showing 1–50 of 282 models

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    The index

    All Large Language Models

    282 models across 33 providers. Search or jump to a lab — every model page stays linked here.

    OpenAI51Anthropic22Google25Cursor2xAI15DeepSeek16MiniMax6Qwen38AI21 Labs2Amazon5Baidu1ByteDance2Cohere3IBM1Inception1inclusionAI1LG AI Research1Meituan4Meta12Microsoft5Mistral23Moonshot AI9Nous Research1NVIDIA5Poolside2Sakana AI1StepFun1Tencent1Thinking Machines1Unisound1Upstage1Xiaomi3Z AI20

    Baidu

    1 models
    ERNIE 4.5

    Inception

    1 models
    Mercury 2

    inclusionAI

    1 models
    Ling-3.0-flash

    LG AI Research

    1 models
    K-EXAONE-236B-A23B

    Nous Research

    1 models
    Hermes 3 70B

    Sakana AI

    1 models
    Sakana Namazu

    StepFun

    1 models
    Step-3.5-Flash

    Tencent

    1 models
    Hy3

    Thinking Machines

    1 models
    Inkling-Small

    Unisound

    1 models
    U2

    Upstage

    1 models
    Solar Pro 4

    Which model leads SimpleBench right now?

    As of August 20, 2026, Claude Fable 5 by Anthropic is #1 for SimpleBench at 81.9%. Ranked by the SimpleBench score This board also tracks SimpleBench. Next on the same board: Gemini 3.1 Pro and GPT-5.5 Pro. This simplebench leaderboard ranks models by SimpleBench. Scores come from public evals. Prices are the live API rates in the table above.

    Sources: OpenAI API pricing (https://developers.openai.com/api/docs/pricing); Anthropic Claude API pricing (https://platform.claude.com/docs/en/about-claude/pricing); Gemini API pricing (https://ai.google.dev/gemini-api/docs/pricing)

    Top 8 for simplebench. Ranked by the SimpleBench score Input and output are dollars per million tokens.
    RankModelSimpleBenchInput /MOutput /M
    1Claude Fable 581.9%$10.00$50.00
    2Gemini 3.1 Pro79.6%$2.50$15.00
    3GPT-5.5 Pro76.9%$60.00$480.00
    4Gemini 3.5 Flash76.7%$1.50$9.00
    5Gemini 3 Pro76.4%$2.00$12.00
    6Qwen3.7 Max70.4%$1.25$3.75
    7Grok 4.570%$2.00$6.00
    8GPT-5.569%$5.00$30.00

    Related LLM leaderboards

    LLM LeaderboardCodingMathAgenticReasoningWritingScienceFinanceLong ContextVisionOpen Source

    Individual benchmark pages

    Rank one eval at a time. All LLM benchmarks.

    HLESWE BenchHumanity's Last Exam (No Tools)Humanity's Last Exam (With Tools)Terminal-Bench 2.0Terminal-BenchTerminal-Bench 2.1Terminal-Bench 2Terminal-Bench 3.0ARC-AGI-1 Verified

    SimpleBench FAQ

    Who ranks #1 on the SimpleBench leaderboard?

    As of August 20, 2026, Claude Fable 5 by Anthropic ranks #1 on SimpleBench at 81.9%. API pricing is $10.00/M input and $50.00/M output.

    What are the top models on SimpleBench?

    The current SimpleBench ranking as of August 20, 2026 is 1. Claude Fable 5 at 81.9%; 2. Gemini 3.1 Pro at 79.6%; 3. GPT-5.5 Pro at 76.9%.

    Which simplebench model is the cheapest?

    Qwen3 235B A22B is the cheapest scored model on this simplebench leaderboard at $0.10/M input and $0.10/M output ($0.20 blended). Claude Fable 5 still leads SimpleBench at 81.9%.

    Should I always pick the #1 SimpleBench model?

    Not automatically. Claude Fable 5 leads SimpleBench, but a cheaper scored model can be the better production choice if the quality gap is small. Use the table to weigh SimpleBench against input/output price, context window, and related evals.

    How often is the SimpleBench leaderboard updated?

    Scores and API prices on this page are refreshed from published evals and provider rates. The snapshot is labeled August 20, 2026. Treat it as a current index, not a one-off blog post.

    What is SimpleBench?

    SimpleBench is a public LLM eval (the SimpleBench score). This page ranks models that have published a score, next to live API prices.

    Where is the SimpleBench leaderboard?

    This page is the SimpleBench leaderboard. Models are sorted by SimpleBench, with input and output token prices on the same row so you can weigh score against cost. Official boards often omit price; that comparison is the point of this index.

    How is this SimpleBench ranking different from the official board?

    Official eval pages own the methodology. This page keeps the published SimpleBench score next to live API $/M so you can pick a production SKU, not only a trophy number.