Longterm Wiki

ASL-3 (Opus 4+), ASL-2 (Sonnet/Haiku)

AnthropicAI Safety Level

Core Data

EntityAnthropic
PropertyAI Safety Level
Formatted ValueASL-3 (Opus 4+), ASL-2 (Sonnet/Haiku)
Raw ValueASL-3 (Opus 4+), ASL-2 (Sonnet/Haiku)
Value Typetext
Unit
As OfMay 2025
Valid EndFeb 2026
Expired?Yes

Source

Source URLanthropic.com
Source Quote
NotesFirst activation of ASL-3 for Claude Opus 4; precautionary/provisional

Time Series (2 facts)

As OfValueSourceFact ID
Feb 2026ASL-3 (Opus 4, Opus 4.5, Opus 4.6), ASL-2 (Sonnet, Haiku)anthropic.comf_R59LmVVzcw
May 2025ASL-3 (Opus 4+), ASL-2 (Sonnet/Haiku)anthropic.comf_BnkEWenniQ

Debug Info

Fact IDf_BnkEWenniQ
Subject IDmK9pX3rQ7n
Property IDsafety-level
Derived From
YAML Filepackages/kb/data/things/mK9pX3rQ7n.yaml
Fact: f_BnkEWenniQ | Longterm Wiki