Expired90% confidenceOpinionTime unknown
Anthropic described Opus 4.5 as 'the most robustly aligned frontier model.'
1
Sources
90%
Confidence
Medium-term (~90 days)
Relevance
5/31/2026
First Seen
Valid until: 8/29/2026(expired)
Sources
Related Entities
Related Claims
UnverifiedAnthropic has internally trained a new model that outperforms Opus 5, which may be named Opus 5.1 or Opus 6.73% similarVerifiedOpus 4/7 is widely regarded as the strongest coding model currently available.66% similarUnverified昆仑万维开源升级了世界模型Matrix-3.563% similarUnverifiedThe turning point for AirOps's full transition to the Claude Agent SDK came with the release of Opus 4.5, which achieved significant improvements in tool-calling precision and instruction-following capabilities.59% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/13801API
curl https://kongchang.com/api/v1/knowledge/claims/13801MCP
get_claim(id=13801)