| Runtime | /api/v1/runtime/ | Canonical execution door: jobs, backends, estimates, sessions |
| Algorithms | /api/v1/algorithms/ | Quantum algorithms: Grover, Shor, QAOA, QFT, QPE |
| Backends | /api/v1/backends/ | Provider management, credentials, health |
| Batch | /api/v2/batch | Parallel circuit execution |
| Circuits | /api/v1/circuits | Store, validate, convert QASM |
| HPC | /api/v1/hpc/ | High-performance computing jobs |
| Autopilot | /api/v1/runtime/autopilot/ | Closed-loop noise-aware routing |