quinn xen (@Quinn_Sheng)Anthropic 官方开始处理这个问题了:Elevated errors: Invalid `signature` in `thinking` block 中发帖

链接在这 


官方临时解决方案就给了不要混着用 emmm

A mitigation is to not mix Claude API traffic between Bedrock, Vertex, and api.anthropic.com. Each platform is fully operational independently.