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What's new at IBM Quantum

Q4 2025

Explore Nighthawk and Heron r3

Ready for the next generation of quantum hardware? Meet `ibm_miami`, our first IBM Quantum Nighthawk QPU, available now to Premium and Flex Plan users. Nighthawk boasts 120 qubits, 218 couplers, record-breaking coherence, and a new square lattice designed to enable greater complexity in quantum circuits. Alongside it, we're also rolling out `ibm_boston`, our most powerful Heron r3 yet. Log in and start running circuits today!

IBM Quantum Nighthawk chip
  • Best EPLG

    0.23%

    On ibm_boston

  • Best CLOPS

    330K+

    Across 7 QPUs

  • Total available qubits

    2477

    Across 17 QPUs

  • Total papers

    5635

    Using IBM Quantum or Qiskit

Submit to the Advantage Tracker

The Quantum Advantage Tracker is live! Now, it needs your contributions. The open, platform-agnostic tool is built to help the quantum community collect, validate, and compare experimental results across three problem classes with high potential for classically verified advantage. We believe quantum advantage will emerge from collaboration—not headlines. Join the community-led effort today.

Qiskit C++ for HPC developers

Qiskit C++ is here. Build circuits in C++ and integrate quantum into HPC workflows. Compile your quantum app into a single binary with tools like the standalone C API transpiler.


Transpilation and sampling APIs will expand in future releases, but you can get started today with a clear path to production-grade quantum-centric supercomputing.

New error mitigation addons

Cut errors, not performance: Explore new Qiskit addons for Propagated Noise Absorption (PNA) and Shaded Lightcones (SLC)—classical techniques that reduce quantum resource costs and make error mitigation more efficient.

Dynamic circuits revamped

Dynamic circuits just got an upgrade. New features include parallel feed-forward, deferred timing with stretch, and better mid-circuit measurements—plus a new visualization tool for easier circuit debugging and optimization.

Additional updates

Track queue times, monitor allocation usage with new platform upgrades

Manage quantum workloads with ease thanks to new features that provide instance archiving and unit toggles for the instance usage page, as well as greater visibility into queues, maintenance schedules, and allocation consumption.

New Qiskit addon maps optimization problems to quantum workloads

Accelerate your workflows with the new optimization mapper Qiskit addon, which streamlines the process of modeling and mapping classical problems into quantum-ready representations so you can start building real-world solutions today.

New directed execution model (beta) boosts flexibility, cuts resource costs

Discover the directed execution model (beta), purpose-built for quantum information scientists. Fine-tune error mitigation and other techniques while Qiskit Runtime handles the heavy lifting. Try new tools like the Samplomatic library and Executor primitive today.

Qiskit Functions Catalog grows with new functions and capabilities

Explore the expanding catalog of Qiskit Functions spanning PDEs, Finance, ML, and more. Plus, gain control with new tools: run two experiments at once, monitor detailed statuses and logs, and analyze quantum-classical tradeoffs with workload summaries.

Qiskit Code Assistant: smarter, faster

The cutting-edge AI assistant for quantum software development just got a major upgrade! With a new model for higher accuracy, full Qiskit v2.x support, easy local setup, and improved UX in JupyterLab and VSCode, coding quantum algorithms is easier than ever. Try it today.

QDC 2025: quantum in action

Kick off 2026 with a look back at the biggest announcements from IBM Quantum Developer Conference 2025! Catch replays of all QDC main stage seminars on YouTube and dive into the latest advances in quantum hardware, quantum software, advantage-candidate use cases, and more.

Recent blogs

The community-led research that shaped IBM Quantum Developer Conference 2025

Read the blog

Advancing beyond our roadmap with networked quantum computers

Read the blog