Expired50% confidenceFactExact time
Anthropic previously used a numerical progression system for its Claude models (Claude 1/2/3).
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026(expired)
Sources
Claude Mythos 5 Allegedly Spotted, Inside OpenAI's Equity Negotiations with the U.S. Government
bilibili黑鸦Heya6/6/2026
Related Claims
UnverifiedAnthropic在Claude 2时代开始引入工具调用支持，并随着Claude 3系列迭代逐步增强稳定性77% similarVerifiedAnthropic has released the Claude series of large models, including versions such as Claude 3.5 and Claude 3.7.76% similarUnverified上下文蒸馏由 Anthropic 在训练 Claude 系列模型时广泛采用71% similarVerifiedAnthropic is the developer of the Claude model series.71% similarUnverifiedTrae uses the Claude 3.5 model by default.69% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/51313API
curl https://kongchang.com/api/v1/knowledge/claims/51313MCP
get_claim(id=51313)