2. We believe that a majority of this acceleration in capability improvement is likely now driven by AI being used in AI R&D. We aren’t sure of this, though, and did not find consensus about this among Anthropic’s staff. Non-AI factors likely played a large role in late 2025.
METR believes AI R&D now drives most of recent capability gains
AIMETR says it believes most of the recent acceleration in AI capability improvement is now driven by AI being used in AI R&D, but it is not certain and found no consensus among Anthropic staff. It says non-AI factors likely played a large role in late 2025.
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Original title: 2. We believe that a majority of this acceleration in capability improvement is likely now driven by AI being used in AI R&D. We aren’t s...