Cybergym

    ๐Ÿ† Leaderboard

    As of August 20, 2026, GLM-5.3 is #1 for Cybergym at 84.5%. Ranked by the Cybergym score 12 models in this index have a published Cybergym score. Cybergym leaderboard: rank models by Cybergym next to live API token prices.

    Updated August 20, 2026282 models33 providers
    GLM-5.3OSS
    Z AI ยท Open Source
    84.5%$5.80
    DeepSeek-V4-Pro-0813OSS
    DeepSeek ยท Open Source
    83.3%$5.28
    Claude Mythos Preview
    Anthropic ยท Proprietary
    83.1%$60.00
    Claude Mythos 5
    Anthropic ยท Proprietary
    83.1%$60.00
    GPT-5.5
    OpenAI ยท Proprietary
    81.8%$35.00
    Claude Opus 4.8
    Anthropic ยท Proprietary
    78.8%$30.00
    DeepSeek-V4-Flash-0731OSS
    DeepSeek ยท Open Source
    76.7%$1.76
    Claude Opus 4.6
    Anthropic ยท Proprietary
    73.8%$30.00
    Claude Opus 4.7
    Anthropic ยท Proprietary
    73.1%$30.00
    GLM-5.1OSS
    Z AI ยท Open Source
    68.7%$5.80
    Seed 2.1 Turbo
    ByteDance ยท Proprietary
    67%$3.00
    Kimi K2.5OSS
    Moonshot AI ยท Open Source
    41.3%$3.68
    ChatGPT-4o Latest
    OpenAI ยท Proprietary
    โ€”$12.50
    Claude 3 Haiku
    Anthropic ยท Proprietary
    โ€”$1.50
    Claude 3 Opus
    Anthropic ยท Proprietary
    โ€”$90.00
    Claude 3 Sonnet
    Anthropic ยท Proprietary
    โ€”$18.00
    Claude 3.5 Haiku
    Anthropic ยท Proprietary
    โ€”$4.80
    Claude 3.5 Sonnet
    Anthropic ยท Proprietary
    โ€”$18.00
    Claude 3.5 Sonnet
    Anthropic ยท Proprietary
    โ€”$18.00
    Claude 3.7 Sonnet
    Anthropic ยท Proprietary
    โ€”$18.00
    Claude Fable 5
    Anthropic ยท Proprietary
    โ€”$60.00
    Claude Haiku 4.5
    Anthropic ยท Proprietary
    โ€”$6.00
    Claude Opus 4
    Anthropic ยท Proprietary
    โ€”$90.00
    Claude Opus 4.1
    Anthropic ยท Proprietary
    โ€”$90.00
    Claude Opus 4.5
    Anthropic ยท Proprietary
    โ€”$30.00
    Claude Opus 5
    Anthropic ยท Proprietary
    โ€”$30.00
    Claude Sonnet 4
    Anthropic ยท Proprietary
    โ€”$18.00
    Claude Sonnet 4.5
    Anthropic ยท Proprietary
    โ€”$18.00
    Claude Sonnet 4.6
    Anthropic ยท Proprietary
    โ€”$18.00
    Claude Sonnet 5
    Anthropic ยท Proprietary
    โ€”$12.00
    Command A+OSS
    Cohere ยท Open Source
    โ€”$12.50
    Command R+OSS
    Cohere ยท Open Source
    โ€”$1.25
    Composer 2
    Cursor ยท Proprietary
    โ€”$3.00
    Composer 2 Fast
    Cursor ยท Proprietary
    โ€”$9.00
    DeepSeek R1 Distill Llama 70BOSS
    DeepSeek ยท Open Source
    โ€”$0.50
    DeepSeek R1 Distill Qwen 32BOSS
    DeepSeek ยท Open Source
    โ€”$0.30
    DeepSeek-R1OSS
    DeepSeek ยท Open Source
    โ€”$2.74
    DeepSeek-R1-0528OSS
    DeepSeek ยท Open Source
    โ€”$2.74
    DeepSeek-V2.5OSS
    DeepSeek ยท Open Source
    โ€”$0.42
    DeepSeek-V3OSS
    DeepSeek ยท Open Source
    โ€”$1.37
    DeepSeek-V3 0324OSS
    DeepSeek ยท Open Source
    โ€”$1.42
    DeepSeek-V3.1OSS
    DeepSeek ยท Open Source
    โ€”$1.27
    DeepSeek-V3.2OSS
    DeepSeek ยท Open Source ยท via OpenRouter
    โ€”$0.57
    DeepSeek-V3.2 (Non-thinking)OSS
    DeepSeek ยท Open Source
    โ€”$0.70
    DeepSeek-V3.2-ExpOSS
    DeepSeek ยท Open Source
    โ€”$0.68
    DeepSeek-V4-Flash-0423OSS
    DeepSeek ยท Open Source
    โ€”$0.30
    DeepSeek-V4-Flash-MaxOSS
    DeepSeek ยท Open Source
    โ€”$0.42
    DeepSeek-V4-Pro-MaxOSS
    DeepSeek ยท Open Source
    โ€”$5.22
    Devstral Medium
    Mistral ยท Proprietary ยท via Mistral AI
    โ€”$2.40
    Devstral Small 1.1OSS
    Mistral ยท Open Source ยท via Mistral AI
    โ€”$0.40
    Showing 1โ€“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 โ€” every model page stays linked here.

    Baidu

    1 models

    Inception

    1 models

    inclusionAI

    1 models

    LG AI Research

    1 models

    Nous Research

    1 models

    Sakana AI

    1 models

    StepFun

    1 models

    Tencent

    1 models

    Thinking Machines

    1 models

    Unisound

    1 models

    Upstage

    1 models

    Which model leads Cybergym right now?

    As of August 20, 2026, GLM-5.3 by Z AI is #1 for Cybergym at 84.5%. Ranked by the Cybergym score This board also tracks Cybergym. Next on the same board: DeepSeek-V4-Pro-0813 and Claude Mythos 5. This cybergym leaderboard ranks models by Cybergym. 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 cybergym. Ranked by the Cybergym score Input and output are dollars per million tokens.
    RankModelCybergymInput /MOutput /M
    1GLM-5.384.5%$1.40$4.40
    2DeepSeek-V4-Pro-081383.3%$1.32$3.96
    3Claude Mythos 583.1%$10.00$50.00
    4Claude Mythos Preview83.1%$10.00$50.00
    5GPT-5.581.8%$5.00$30.00
    6Claude Opus 4.878.8%$5.00$25.00
    7DeepSeek-V4-Flash-073176.7%$0.44$1.32
    8Claude Opus 4.673.8%$5.00$25.00

    Cybergym FAQ

    Who ranks #1 on the Cybergym leaderboard?

    As of August 20, 2026, GLM-5.3 by Z AI ranks #1 on Cybergym at 84.5%. API pricing is $1.40/M input and $4.40/M output.

    What are the top models on Cybergym?

    The current Cybergym ranking as of August 20, 2026 is 1. GLM-5.3 at 84.5%; 2. DeepSeek-V4-Pro-0813 at 83.3%; 3. Claude Mythos 5 at 83.1%.

    Which cybergym model is the cheapest?

    DeepSeek-V4-Flash-0731 is the cheapest scored model on this cybergym leaderboard at $0.44/M input and $1.32/M output ($1.76 blended). GLM-5.3 still leads Cybergym at 84.5%.

    Should I always pick the #1 Cybergym model?

    Not automatically. GLM-5.3 leads Cybergym, but a cheaper scored model can be the better production choice if the quality gap is small. Use the table to weigh Cybergym against input/output price, context window, and related evals.

    How often is the Cybergym 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 Cybergym?

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

    Where is the Cybergym leaderboard?

    This page is the Cybergym leaderboard. Models are sorted by Cybergym, 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 Cybergym ranking different from the official board?

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