COLDLINE Join the waitlist

10⁻³ K — The qubit

Colder than
space.

Superconducting quantum processors at 8 mK, available as a cloud service to research partners in 2027.

Demonstrated8.2 mK mixing-chamber base temperature · Jun 2026 · internal, audited
Join the cloud-access waitlist → Propose a research partnership
COHORT 1 OPENS 12 JAN 2027 · 40 SEATSISO 27001 IN TESTING

10⁻⁶ s — The record

Numbers we can show you.

MIXING CHAMBER 8.2 mK Demonstrated · Jun 2026
PHYSICAL QUBITS 96 Demonstrated · Aug 2026
2-QUBIT GATE FIDELITY 99.7 % ± 0.1 In testing · median, 96 pairs
LOGICAL QUBITS 4 Target · 2028

Coldline Quantum is fictional · all figures illustrative · targets are forward-looking

From your notebook to 8 mK.

  1. 01 Write a circuit Qiskit and Cirq compatible SDK, or OpenQASM 3.
  2. 02 Queue a job Fair-share scheduler; median wait published live.
  3. 03 Get results + calibration Raw shots, error rates and the calibration snapshot, every time.

10⁰ — Next step

Cloud access, cohort 1.

Cohort 1 · research labs12 JAN 2027 · 40 SEATS
Cohort 2 · industry pilotsQ2 2027 · TARGET
General availability · 2028 · TARGET
Real dates, real seat counts. We confirm by email (double opt-in).

Research partnerships

Dedicated machine time, co-authored papers and access to raw calibration data for university and national labs.

Propose a partnership →
FLUX · THEME PROOF Same kit, 8 tokens changed. This page reuses FLUX components with data-theme="coldline": Cleanroom surfaces with Cryo replacing Litho Amber as the action color. No component code changed. See the token overrides in K02 →