OSWorld 2.0 (Strict)

    🏆 Leaderboard

    As of September 1, 2026, Claude Fable 5.1 is #1 for OSWorld 2.0 (Strict) at 41.7%. Ranked by the OSWorld 2.0 (Strict) score 2 models in this index have a published OSWorld 2.0 (Strict) score. Methodology: OSWorld (https://os-world.github.io/). OSWorld 2.0 (Strict) leaderboard with live API prices. OSWorld 2.0 Strict — desktop computer-use pass rate when every checkpoint must pass. Official methodology: OSWorld (https://os-world.github.io/).

    Updated September 1, 2026347 models36 providers
    Claude Mythos 5.1
    Anthropic · Proprietary
    41.7%$60.00
    Claude Fable 5.1
    Anthropic · Proprietary
    41.7%$60.00
    ChatGPT-4o Latest
    OpenAI · Proprietary
    $12.50
    Claude 3 Haiku
    Anthropic · Proprietary
    $1.50
    Claude 3 Opus
    Anthropic · Proprietary
    $90.00
    Claude 3 Sonnet
    Anthropic · Proprietary
    $18.00
    Claude 3.5 Haiku
    Anthropic · Proprietary
    $4.80
    Claude 3.5 Sonnet
    Anthropic · Proprietary
    $18.00
    Claude 3.5 Sonnet
    Anthropic · Proprietary
    $18.00
    Claude 3.7 Sonnet
    Anthropic · Proprietary
    $18.00
    Claude Fable 5
    Anthropic · Proprietary
    $60.00
    Claude Haiku 4.5
    Anthropic · Proprietary
    $6.00
    Claude Mythos 5
    Anthropic · Proprietary
    $60.00
    Claude Mythos Preview
    Anthropic · Proprietary
    $60.00
    Claude Opus 4
    Anthropic · Proprietary
    $90.00
    Claude Opus 4.1
    Anthropic · Proprietary
    $90.00
    Claude Opus 4.5
    Anthropic · Proprietary
    $30.00
    Claude Opus 4.6
    Anthropic · Proprietary
    $30.00
    Claude Opus 4.7
    Anthropic · Proprietary
    $30.00
    Claude Opus 4.8
    Anthropic · Proprietary
    $30.00
    Claude Opus 5
    Anthropic · Proprietary
    $30.00
    Claude Sonnet 4
    Anthropic · Proprietary
    $18.00
    Claude Sonnet 4.5
    Anthropic · Proprietary
    $18.00
    Claude Sonnet 4.6
    Anthropic · Proprietary
    $18.00
    Claude Sonnet 5
    Anthropic · Proprietary
    $12.00
    Codestral-22BOSS
    Mistral · Open Source · via Mistral AI
    $1.20
    Command A+OSS
    Cohere · Open Source
    $12.50
    Command R+OSS
    Cohere · Open Source
    $1.25
    Composer 2
    Cursor · Proprietary
    $3.00
    Composer 2 Fast
    Cursor · Proprietary
    $9.00
    DeepSeek R1 Distill Llama 70BOSS
    DeepSeek · Open Source
    $0.50
    DeepSeek R1 Distill Qwen 32BOSS
    DeepSeek · Open Source
    $0.30
    DeepSeek VL2OSS
    DeepSeek · Open Source · via Replicate
    $2.80
    DeepSeek VL2 SmallOSS
    DeepSeek · Open Source · via Replicate
    $1.70
    DeepSeek VL2 TinyOSS
    DeepSeek · Open Source · via Replicate
    $0.90
    DeepSeek-R1OSS
    DeepSeek · Open Source
    $2.74
    DeepSeek-R1-0528OSS
    DeepSeek · Open Source
    $2.74
    DeepSeek-V2.5OSS
    DeepSeek · Open Source
    $0.42
    DeepSeek-V3OSS
    DeepSeek · Open Source
    $1.37
    DeepSeek-V3 0324OSS
    DeepSeek · Open Source
    $1.42
    DeepSeek-V3.1OSS
    DeepSeek · Open Source
    $1.27
    DeepSeek-V3.2OSS
    DeepSeek · Open Source · via OpenRouter
    $0.57
    DeepSeek-V3.2 (Non-thinking)OSS
    DeepSeek · Open Source
    $0.70
    DeepSeek-V3.2-ExpOSS
    DeepSeek · Open Source
    $0.68
    DeepSeek-V4-Flash-0423OSS
    DeepSeek · Open Source
    $0.30
    DeepSeek-V4-Flash-0731OSS
    DeepSeek · Open Source
    $1.76
    DeepSeek-V4-Flash-MaxOSS
    DeepSeek · Open Source
    $0.42
    DeepSeek-V4-Flash-Vision-Exp
    DeepSeek · Proprietary
    $0.88
    DeepSeek-V4-Pro-0813OSS
    DeepSeek · Open Source
    $5.28
    DeepSeek-V4-Pro-MaxOSS
    DeepSeek · Open Source
    $5.22
    Showing 150 of 347 models

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    Which model leads OSWorld 2.0 (Strict) right now?

    As of September 1, 2026, Claude Fable 5.1 by Anthropic is #1 for OSWorld 2.0 (Strict) at 41.7%. Ranked by the OSWorld 2.0 (Strict) score This board also tracks OSWorld 2.0 (Strict). Next on the same board: Claude Mythos 5.1. This osworld 2.0 (strict) leaderboard ranks models by OSWorld 2.0 (Strict). Scores come from public evals. Prices are the live API rates in the table above.

    Sources: OSWorld (https://os-world.github.io/); 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 2 for osworld 2.0 (strict). Ranked by the OSWorld 2.0 (Strict) score Input and output are dollars per million tokens.
    RankModelOSWorld 2.0 (Strict)Input /MOutput /M
    1Claude Fable 5.141.7%$10.00$50.00
    2Claude Mythos 5.141.7%$10.00$50.00

    OSWorld 2.0 (Strict) FAQ

    Who ranks #1 on the OSWorld 2.0 (Strict) leaderboard?

    As of September 1, 2026, Claude Fable 5.1 by Anthropic ranks #1 on OSWorld 2.0 (Strict) at 41.7%. API pricing is $10.00/M input and $50.00/M output.

    What are the top models on OSWorld 2.0 (Strict)?

    The current OSWorld 2.0 (Strict) ranking as of September 1, 2026 is 1. Claude Fable 5.1 at 41.7%; 2. Claude Mythos 5.1 at 41.7%.

    Which osworld 2.0 (strict) model is the cheapest?

    Claude Fable 5.1 currently leads OSWorld 2.0 (Strict) and is also the cheapest scored model on this page, at $10.00/M input and $50.00/M output ($60.00 blended).

    Should I always pick the #1 OSWorld 2.0 (Strict) model?

    Not automatically. Claude Fable 5.1 leads OSWorld 2.0 (Strict), but a cheaper scored model can be the better production choice if the quality gap is small. Use the table to weigh OSWorld 2.0 (Strict) against input/output price, context window, and related evals.

    How often is the OSWorld 2.0 (Strict) leaderboard updated?

    Scores and API prices on this page are refreshed from published evals and provider rates. The snapshot is labeled September 1, 2026. Treat it as a current index, not a one-off blog post.

    What is OSWorld 2.0 (Strict)?

    OSWorld 2.0 Strict — desktop computer-use pass rate when every checkpoint must pass. This page ranks models that have published a OSWorld 2.0 (Strict) score, with live API token prices on the same row. Official methodology: OSWorld (https://os-world.github.io/).

    Where is the OSWorld 2.0 (Strict) leaderboard?

    This page is the OSWorld 2.0 (Strict) leaderboard. Models are sorted by OSWorld 2.0 (Strict), 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 OSWorld 2.0 (Strict) ranking different from the official board?

    The official OSWorld page owns the methodology. This page keeps the published OSWorld 2.0 (Strict) score next to live API $/M so you can pick a production SKU, not only a trophy number. Source: https://os-world.github.io/