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Best LLMs for personal assistance

LifeVal

LifeVal evaluates personal assistants on everyday responsibilities, including caregiving, household administration, shopping, education, personal finances, and accessing government services. Scores are unweighted average rewards across 169 tasks, expressed as percentages, rather than a strict task-completion rate. The launch results cover five OpenAI models.

Updated: Data as of:
Limited reportingNot saturated
Official benchmark
LifeVal results. Each row identifies its benchmark version and evaluation track. Scores from different versions are not directly comparable. Best effort from the latest stored report date per model and version.
Model / creatorVersionReported score
GPT-6 AstraOpenAI · ProprietaryNovember 202680.6%
GPT-5.6OpenAI · ProprietaryNovember 202680%
GPT-5.5OpenAI · ProprietaryNovember 202677.4%
GPT-5.4OpenAI · ProprietaryNovember 202673%
GPT-5.2OpenAI · ProprietaryNovember 202649.3%
View all 5 published reports
November 2026

aggregation: Average attempts within each task, then average all 169 task means equally. No willingness-to-pay weighting. Reward multiplied by 100; published display values rounded to one decimal place. · Launch-blog xhigh setting · tasks: 169

OpenAI ↗
November 2026

aggregation: Average attempts within each task, then average all 169 task means equally. No willingness-to-pay weighting. Reward multiplied by 100; published display values rounded to one decimal place. · Effort not specified in chart · tasks: 169

OpenAI ↗
GPT-5.577.4%
November 2026

aggregation: Average attempts within each task, then average all 169 task means equally. No willingness-to-pay weighting. Reward multiplied by 100; published display values rounded to one decimal place. · Effort not specified in chart · tasks: 169

OpenAI ↗
November 2026

aggregation: Average attempts within each task, then average all 169 task means equally. No willingness-to-pay weighting. Reward multiplied by 100; published display values rounded to one decimal place. · Effort not specified in chart · tasks: 169

OpenAI ↗
GPT-5.249.3%
November 2026

aggregation: Average attempts within each task, then average all 169 task means equally. No willingness-to-pay weighting. Reward multiplied by 100; published display values rounded to one decimal place. · Effort not specified in chart · tasks: 169

OpenAI ↗