Frontier AI Safety
4.4x a year
Training compute for notable AI models has grown 4.4 times a year since 2010, about a doubling every six months.
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The evidence
Frontier AI Safety
4.4x a year
Training compute for notable AI models has grown 4.4 times a year since 2010, about a doubling every six months.
Biosecurity
36of 38 providers
Researchers ordered camouflaged DNA fragments from 38 commercial synthesis providers. 36 shipped fragments of the 1918 influenza virus.
Automated Decisions
67%
Two thirds of Medicare Advantage prior-authorisation denials that were appealed in 2025 were overturned.
Automated Decisions
<1% appealed
HealthCare.gov insurers denied 19% of in-network claims in 2024. Consumers appealed fewer than 1% of the denials.
Cyber and Critical Systems
$820m
Ransomware operators were paid more than $820 million on-chain in 2025, 8% less than in 2024.
Cyber and Critical Systems
3,611complaints
The FBI's Internet Crime Complaint Center logged 3,611 ransomware complaints in 2025, with $32m in reported losses.
The pace
Source: METR, Task-Completion Time Horizons of Frontier AI Models, Last updated 8 May 2026. Each point is the state-of-the-art model at its release; confidence intervals are wide.
| Length of task, in the time an expert takes (log scale) | |
|---|---|
| GPT-2 | 3 sec |
| davinci-002 | 8 sec |
| GPT-3.5 Turbo Instruct | 36 sec |
| GPT-4 | 4 min |
| GPT-4o | 7 min |
| Claude 3.5 Sonnet | 11 min |
| o1-preview | 20 min |
| o1 | 39 min |
| Claude 3.7 Sonnet | 1 hr |
| o3 | 2 hr |
| GPT-5 | 3.4 hr |
| Claude Opus 4.5 | 4.9 hr |
| GPT-5.2 | 5.9 hr |
| Claude Opus 4.6 | 12 hr |
| Claude Mythos Preview | 17 hr |
Source: AI Incident Database via Stanford HAI, AI Index 2026, fig. 3.2.1, April 2026 (9th edition). Redrawn from the AI Index public data, CC BY-ND 4.0.
| Incidents per year | |
|---|---|
| 2014 | 13 |
| 2015 | 24 |
| 2016 | 41 |
| 2017 | 50 |
| 2018 | 45 |
| 2019 | 43 |
| 2020 | 90 |
| 2021 | 77 |
| 2022 | 104 |
| 2023 | 168 |
| 2024 | 281 |
| 2025 | 362 |
The record