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OSWorld 2.1 (partial)

Implementation

Progress Over Time

Interactive timeline showing model performance evolution on OSWorld 2.1 (partial)

State-of-the-art frontier
Open
Proprietary

OSWorld 2.1 (partial) Leaderboard

6 models
ContextCostLicense
1—1.0M$2.00 / $10.00
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2———
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4—1.0M$4.00 / $20.00
6—1.0M$0.10 / $0.50
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About this benchmark

What is OSWorld 2.1 (partial)?

Partial-credit computer-use score on OSWorld 2.1, as reported in the Claude Sonnet 5.5 release. Separate from OSWorld 2.0 and strict completion scores.

OSWorld 2.1 (partial) is a multimodal benchmark evaluating models on multimodal, general, agents, and vision tasks. LLM Stats tracks 6 models on this benchmark, scored on a 0–1 scale. The current average is 0.8, with the leader at 0.8.

Compare leaders on the best AI for multimodal, best AI for general, best AI for agents and best AI for vision leaderboards.

Current leaders

Claude Sonnet 5.5 from Anthropic currently leads the OSWorld 2.1 (partial) leaderboard with a score of 0.801 across 6 evaluated AI models.

1Claude Sonnet 5.5Anthropic80.1%

FAQ

Common questions about the OSWorld 2.1 (partial) benchmark and leaderboard.

What is the OSWorld 2.1 (partial) benchmark?

Partial-credit computer-use score on OSWorld 2.1, as reported in the Claude Sonnet 5.5 release. Separate from OSWorld 2.0 and strict completion scores.

What is the OSWorld 2.1 (partial) leaderboard?

The OSWorld 2.1 (partial) leaderboard ranks 6 AI models based on their performance on this benchmark. Currently, Claude Sonnet 5.5 by Anthropic leads with a score of 0.801. The average score across all models is 0.757.

What is the highest OSWorld 2.1 (partial) score?

The highest OSWorld 2.1 (partial) score is 0.801, achieved by Claude Sonnet 5.5 from Anthropic.

How many models are evaluated on OSWorld 2.1 (partial)?

6 models have been evaluated on the OSWorld 2.1 (partial) benchmark, with 0 verified results and 6 self-reported results.

Where can I find the OSWorld 2.1 (partial) dataset?

The OSWorld 2.1 (partial) dataset is available at https://www.anthropic.com/claude-sonnet-5-5.

What categories does OSWorld 2.1 (partial) cover?

OSWorld 2.1 (partial) is categorized under multimodal, general, agents, and vision. The benchmark evaluates multimodal models.

What's the difference between OSWorld 2.1 (partial) and OSWorld?

OSWorld 2.1 (partial) is a variant of OSWorld. See the OSWorld leaderboard for the broader benchmark and per-model comparison.

Which model offers the best value on OSWorld 2.1 (partial)?

Among models scoring within 10% of the leader, Claude Haiku 5.5 from Anthropic is the cheapest, at $0.10 per million input tokens with a score of 0.724.

How recent are the OSWorld 2.1 (partial) leaderboard results?

The OSWorld 2.1 (partial) leaderboard was last updated in October 2026 and currently includes 6 evaluated models.