IonQ (NYSE IONQ) is a College Park, Maryland-based public trapped-ion quantum computing company. IonQ designs, manufactures, and operates trapped-ion quantum computers (Aria, Forte, Forte Enterprise, Tempo, Harmony) and delivers them through the IonQ Quantum Cloud REST API, on-premises Forte Enterprise systems, and partner clouds (AWS Braket, Microsoft Azure Quantum, Google Cloud). The platform supports submission of QIS and native-gate circuits, multi-circuit and Quantum Function jobs, reserved Sessions, error mitigation, and organization-level usage and cost reporting. IonQ's quantum networking, security (QKD), sensing, and space-infrastructure businesses extend the trapped-ion core into a broader quantum systems portfolio.
APIs.json: https://raw.githubusercontent.com/api-evangelist/ionq/refs/heads/main/apis.yml
- Position: Provider
- Access: 3rd-Party
- Quantum Computing
- Trapped Ion
- QPU
- Aria
- Forte
- Tempo
- Quantum Cloud
- Cloud
- Hardware
- Public Company
- Created: 2026-05-24T00:00:00.000Z
- Modified: 2026-05-24
REST API for submitting quantum circuits, managing jobs and sessions, inspecting backends and characterizations, and tracking cost and usage on the IonQ Quantum Cloud. Backends include the qpu.aria-1, qpu.aria-2, qpu.forte-1, qpu.forte-enterprise-1 trapped-ion QPUs and the IonQ noisy/ideal simulator (up to 29 qubits). Supports single-circuit, multi-circuit, native-gate, QAOA, and Quantum Function jobs. Authentication via Authorization header apiKey $IONQ_API_KEY.
- Human URL: https://docs.ionq.com/api-reference/v0.4/introduction
- Base URL:
https://api.ionq.co/v0.4
- Quantum Computing
- Trapped Ion
- QPU
- Jobs
- Sessions
- Backends
- Cloud
- Documentation
- Documentation
- OpenAPI — OpenAPI Specification
- Postman Collection — Postman Collection 2.1
- Open Collection — Open Collection 1.0
- JSON Schema — JSON Schema
- JSON Schema — JSON Schema
- JSON Schema — JSON Schema
- JSON-LD — JSON-LD
The previous-generation IonQ Quantum Cloud REST API (v0.3) for submitting and managing jobs, characterizations, backends, and reports. Superseded by v0.4 which adds Sessions, separated cost/results endpoints, and restructured characterizations. v0.3 remains supported for existing integrations.
- Human URL: https://docs.ionq.com/api-reference/v0.3/introduction
- Base URL:
https://api.ionq.co/v0.3
- Quantum Computing
- Trapped Ion
- QPU
- Legacy
- Documentation
- Documentation
- Documentation
- Postman Collection — Postman Collection 2.1
- Open Collection — Open Collection 1.0
- Portal
- Documentation
- Documentation
- Documentation
- Portal
- Sign Up
- Documentation
- Glossary
- Authentication
- Authentication
- Authentication
- Getting Started
- Getting Started
- Documentation
- Documentation
- Documentation
- Documentation
- Documentation
- Documentation
- Documentation
- Documentation
- Documentation
- Documentation
- Documentation
- Documentation
- Documentation
- Versioning
- Errors
- Status Page
- Support
- Support
- Contact
- Blog
- Blog
- Documentation
- Portal
- Documentation
- Documentation
- Documentation
- Documentation
- Terms of Service
- Privacy Policy
- Documentation
- GitHub Organization
- SDK
- SDK
- SDK
- Tool
- Tool
- Tool
- Tool
- Code Examples
- Code Examples
- SDK
- SDK
- SDK
- SDK
- SDK
- SDK
- Integration
- Integration
- Integration
- YouTube
- Plans
- Rate Limits
- Fin Ops
- Features
FN: Kin Lane Email: info@apievangelist.com URL: https://apievangelist.com