Product
Cirq
An open-source quantum programming framework released by Google that emphasizes low-level control of noisy intermediate-scale quantum devices and offers considerable flexibility in gate scheduling and hardware topology adaptation.
Timeline (last 90 days)
Oct 16
Qiskit is led by IBM and Cirq was launched by Google; the two are currently the two most mainstream open-source quantum programming frameworks.
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Aug 23
主流商业量子运行时（如 IBM Qiskit Runtime、Google Cirq 执行环境）的电路编译优化、量子比特映射、电路调度和错误缓解等步骤作为云端服务自动完成，用户仅能通过有限参数接口配置，核心逻辑封闭不可窥探
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