Discography as a leader/co-leader

1988

Sonic Explorations (Cadence Jazz) & Rob Brown

1992

Circular Temple (Quinton) Trio

Points (Silkheart) Quartet

1994

Zo (Rise) & William Parker

1995

Critical Mass (2.13.61) Quartet

1996

Symbol Systems (No More)

Prism (Brinkman) Trio

2-Z (2.13.61) & Roscoe Mitchell

1997

The Flow of X (2.13.61) Quartet

Before the World (FMP)

By the Law of Music (hatHUT) String Trio

Thesis (hatOLOGY) & Joe Morris

1998

The Multiplication Table (hatOLOGY) Trio

Strata (hatOLOGY) Quartet

1999

DNA (Thirsty Ear) & William Parker

Magnetism (Bleu Regard) Solo, duo and trio

2000

Gravitational Systems (hatOLOGY) & Mat Maneri

Pastoral Composure (Thirsty Ear) Quartet

2001

Expansion, Power, Release (hatOLOGY) String Trio

New Orbit (Thirsty Ear) Quartet

2002

Songs (Splasc(h))

Nu Bop (Thirsty Ear)

2003

Equilibrium (Thirsty Ear)

Antipop vs. Matthew Shipp (Thirsty Ear)

The GoodandEvil Sessions (Thirsty Ear)

The Sorcerer Sessions (Thirsty Ear)

2004

The Trio Plays Ware (Splasc(h)) Trio

Harmony and Abyss (Thirsty Ear)

2005

In Finland (Cadence Jazz) Trio

One (Thirsty Ear)

2006

Phenomena of Interference (Hopscotch) & Steve Dalachinsky

Salute to 100001 Stars – A Tribute to Jean Genet (RogueArt) Declared Enemy

2007

Piano Vortex (Thirsty Ear) Trio

Abbey Road Duos (Treader) & Evan Parker

2008

Right Hemisphere (RogueArt) Right Hemisphere

Un Piano (RogueArt)

Cosmic Suite (Not Two) Quartet

2009

Harmonic Disorder (Thirsty Ear) Trio

2010

4D (Thirsty Ear)

SAMA (Not Two) & Sabir Mateen

Creation Out of Nothing (Live in Moscow) (SoLyd)

2011

Night Logic (RogueArt) Trio

Art of the Improviser (Thirsty Ear)

SaMa Live in Moscow (SoLyd) & Sabir Mateen

Cosmic Lieder (AUM Fidelity) & Darius Jones

Broken Partials (Not Two) & Joe Morris

2012

Elastic Aspects (Thirsty Ear) Trio

Floating Ice (Relative Pitch) & Michael Bisio

2013

Rex, Wrecks & XXX (RogueArt) & Evan Parker

Piano Sutras (Thirsty Ear

2014

Root of Things (Relative Pitch) Trio

The Darkseid Recital (AUM Fidelity) & Darius Jones

I've Been to Many Places (Thirsty Ear)

2015

To Duke (RogueArt) Trio

The Gospel According to Matthew & Michael (Relative Pitch) Chamber Ensemble

Our Lady of the Flowers (RogueArt) Declared Enemy

The Conduct of Jazz (Thirsty Ear) Trio

2016

Live in Seattle (Arena Music Promotion) & Michael Bisio

Cactus (Northern Spy) & Bobby Kapp

2017

Piano Song (Thirsty Ear) Trio

Invisible Touch At Taktlos Zürich (hatOLOGY)

Not Bound (Fortune) Quartet 

2018

Accelerated Projection (RogueArt) & Roscoe Mitchell

Zero (ESP-Disk)

Sonic Fiction (ESP-Disk) Quartet 

2019

Signature (ESP-Disk') Trio

2020

The Unidentifiable (ESP-Disk') Trio

The Piano Equation (TAO Forms)

2021

Codebreaker (TAO Forms)

2022

World Construct (ESP-Disk') Trio