The Protein Sequencing Company™

Powering the Proteomic Era

QSI brings the groundbreaking power of single-molecule proteomics with the first-to-market Next-Generation Protein Sequencer™ to every lab, everywhere.

Detecting single amino acids through binding kinetics, the innovative Platinum® benchtop sequencer is highly sensitive to protein variants, enabling deep interrogation of proteins to deliver breakthrough insights.

Watch Our Tech in Action

All in a complete, yet compact system, with everything you need to prepare, sequence, and analyze proteins, QSI has truly redefined access to deeper proteomic insights.

See the Power of our Platform

Sequence the Quantum-Si Way

Discover the power of using Kinetic Signatures to sequence proteins and detect changes in the proteome.

See the Power of our Platform

Unleash the Power of Proteomics

play_arrow
play_arrow pause volume_up volume_off
0:00 / 0:00
picture_in_picture_alt fullscreen

Highlights & Applications

App Notes

Quantum-Si’s Next Generation Protein Sequencing Technology Enables Rapid and Accurate Distinction of Variants of the SARS-CoV-2 Virus

App Notes

Comparison of Protein Sequencing Analysis of CDNF, IL6, and FGF2 on Platinum® and Mass Spectrometry

App Notes

Sequencing and Identification of Proteins from Five-protein Mixtures on Platinum®

Scientific Articles

Real-Time Dynamic Single-Molecule Protein Sequencing on an Integrated Semiconductor Device

Learn more about how QSI is transforming proteomics research for everyone.

Talk to our Team of Experts
View All Press Releases

Upcoming Events

June 1 - 4, 2024

June 1-4, 2024
ESHG
Berlin, Germany

June 12 - 13, 2024

June 12-13, 2024
The Festival Of Genomics & Biodata
Boston, MA

October 23 - 25, 2024

October 23-25, 2024
NextGen Omics UK
London, UK

View All Events