Providers.
18 cloud-accessible QPU offerings tracked, grouped by vendor.
IBM Quantum — Open Planverified primary
IBM Heron r2 / Eagle systems · superconducting · 156 physical qubits · 99.70% 2Q fidelity
Free tier (10 min runtime per 28-day window) · $0
Honesty: 10 min QPU runtime per 28-day rolling window. One-time promo to 180 min/yr for active researchers (Mar 2026 update).
IBM Quantum — Pay-As-You-Goindustry reported
IBM Heron r2 / r3 (156Q), Nighthawk r1 (120Q) · superconducting · 156 physical qubits · 99.70% 2Q fidelity
$/min QPU runtime · $96 per QPU minute
Honesty: IBM's public pricing page returned 403; rate confirmed by Moor Insights and Quantum Computing Report. No minimum, billed per second of QPU time.
IBM Quantum — Flex Planindustry reported
IBM Heron r2 / r3 (156Q) · superconducting · 156 physical qubits · 99.70% 2Q fidelity
$/min (pre-purchased, 12-month window) · $72 per QPU minute
Honesty: $30,000 minimum pre-purchase (~417 min) per Moor Insights; usable within 12 months. Launched Q1 2026.
IBM Quantum — Premiumindustry reported
IBM Heron r2 / r3 (156Q), Nighthawk r1 (120Q) · superconducting · 156 physical qubits · 99.70% 2Q fidelity
Enterprise subscription, quote-only · $48 per QPU minute (effective)
Honesty: Quote-only annual contract; per-minute rate is effective against committed spend, not a published list.
AWS Braket — IonQ Forteverified primary
IonQ Forte (36 qubits, Yb-171+ trapped-ion) · trapped-ion · 36 physical qubits · 99.60% 2Q fidelity
$0.30/task + $0.08/shot · $0.08 per shot
Honesty: Minimum 2,500 shots per task when error mitigation is on. Reserved access $7,000/hr.
AWS Braket — IonQ Ariaindustry reported
IonQ Aria (25 qubits, Yb-171+ trapped-ion) · trapped-ion · 25 physical qubits · 99.50% 2Q fidelity
$0.30/task + $0.03/shot · $0.03 per shot
Honesty: Still appears in Braket tutorials at $0.03/shot; not in current Braket pricing table snapshot — flag as transitioning.
AWS Braket — Rigetti Cepheus-1-108Qverified primary
Rigetti Cepheus-1-108Q (12 × 9-qubit chiplets, Ankaa-class) · superconducting · 108 physical qubits · 99.10% 2Q fidelity
$0.30/task + $0.000425/shot · $0 per shot
Honesty: GA on Braket April 2026. Reserved $4,100/hr.
AWS Braket — QuEra Aquilaverified primary
QuEra Aquila (analog Hamiltonian simulator, Rydberg) · neutral-atom · 256 physical qubits · fidelity not published
$0.30/task + $0.01/shot (analog programs) · $0.01 per shot
Honesty: Analog mode only — not a gate-model device; 2Q fidelity not comparable. Reserved $2,500/hr.
AWS Braket — IQM Garnetverified primary
IQM Garnet (20-qubit superconducting) · superconducting · 20 physical qubits · fidelity not published
$0.30/task + $0.00145/shot · $0.001 per shot
Honesty: Reserved $3,000/hr.
Azure Quantum — IonQ Aria 1 (PAYG)verified primary
IonQ Aria 1 (25-qubit trapped-ion) · trapped-ion · 25 physical qubits · 99.50% 2Q fidelity
Per-program AQT formula + minimum · $12.42-97.5 per program (minimum)
Honesty: Minimum per execution: $97.50 with error mitigation on (default), $12.42 with mitigation off. Plus $0.000220/1Q-gate-shot, $0.000975/2Q-gate-shot. Doc last updated 2026-04-23.
Azure Quantum — IonQ Forte (PAYG)verified primary
IonQ Forte 1 / Forte Enterprise 1 (36-qubit trapped-ion) · trapped-ion · 36 physical qubits · 99.60% 2Q fidelity
Per-program AQT formula + minimum · $25.79-168.2 per program (minimum)
Honesty: Minimum per execution: $168.20 with mitigation on (default), $25.79 with mitigation off.
Azure Quantum — Quantinuum H2 Standardverified primary
Quantinuum H2 (56-qubit trapped-ion, QCCD) · trapped-ion · 56 physical qubits · 12 logical · 99.80% 2Q fidelity
Monthly subscription, HQC-metered · $125,000 per month
Honesty: $125K/mo includes 10k HQCs on H2 + 100k eHQCs on emulator. HQC = 5 + C(N_1q + 10·N_2q + 5·N_m)/5000.
Azure Quantum — Quantinuum H2 Premiumverified primary
Quantinuum H2 (56-qubit trapped-ion, QCCD) · trapped-ion · 56 physical qubits · 12 logical · 99.80% 2Q fidelity
Monthly subscription, HQC-metered · $175,000 per month
Honesty: $175K/mo includes 17k HQCs on H2 + 170k eHQCs on emulator.
Azure Quantum — Rigetti Cepheusverified primary
Rigetti Cepheus-1-108Q · superconducting · 108 physical qubits · 99.10% 2Q fidelity
$0.02 per 10-ms execution increment · $0.02 per 10-ms
Honesty: $0.02 per 10-ms = $2/sec or $120/min. QVM simulator free.
Azure Quantum — Pasqal Fresnelverified primary
Pasqal Fresnel (Orion Beta generation) · neutral-atom · 100 physical qubits · fidelity not published
Per QPU-hour (EUR) · $3,210 per QPU hour
Honesty: Quoted as EUR 3,000/QPU-hr; converted at ~1.07 USD/EUR. Emulator EUR 15/hr.
Google Quantum AI — Willowquote only
Willow (Sycamore-class successor) · superconducting · 105 physical qubits · 1 logical · fidelity not published
Research-only access; not commercially priced · quote-only
Honesty: Early-access research programme only; selection via proposal (deadline 15 May 2026). No public list price. Below-threshold QEC demonstrated to distance-7 surface code (Nature, Dec 2024).
D-Wave Leap — Trialverified primary
Advantage2 (Zephyr topology) · annealer · 4400 physical qubits · fidelity not published
Free trial (1 min QPU + 20 min hybrid solver) · $0 free trial
Honesty: Expires 1 month after signup. ANNEALER paradigm — not gate-model; 2Q fidelity not directly comparable.
D-Wave Leap — Commercialquote only
Advantage2 (4,400+ flux-qubit annealer) · annealer · 4400 physical qubits · fidelity not published
Annual subscription, quote-only · quote-only
Honesty: No public 2026 list price. Previously documented at ~$2,000/hr in 2023 industry reports — do not republish without re-verification.