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Neural DSP

Neural DSP was founded in 2017 by Douglas Castro and Francisco Cresp, beginning as a guitar-oriented offshoot of Doug’s Darkglass brand of bass products. From their plug-in-based beginnings to their flagship Quad Cortex, Neural DSP have all but revolutionized the art of amplifier modeling and profiling. Today, you’ll find their state-of-the-art processors driving the stage and studio rigs of countless musicians around the world, and Neural DSP continues to innovate with offerings including their pint-size Nano Cortex — an ultra-compact processor and profiler that condenses the brand’s world-renowned sound into a pedal-size package.

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36 Month Special Financing*

On Neural DSP qualifying purchases now through August 2, 2026. 36 equal monthly payments required. Learn More

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Few devices better deserve the title of “game changer” than the Neural DSP Quad Cortex. Released only three years after Neural DSP was founded, this powerhouse floor processor raised the bar for modeling and profiling authenticity by utilizing state-of-the-art machine learning and quad-core SHARC architecture. It’s a true rig replacement in every respect, packed with guitar and bass amplifier models, amplifier captures, cabs, effects, and more that allow you to precisely craft your dream signal chain.

Moreover, Neural DSP loaded up the Quad Cortex with just about every utility feature you could ask for, including the ability to create sonic snapshots via Neural Capture, audio-interface functionality, comprehensive I/O, integration with Neural DSP plug-ins, and even onboard Wi-Fi. Arguably most important of all, the Quad Cortex’s studio-level assortment of tones and functions are condensed into a seriously compact package with a 7-inch touchscreen and convenient encoder footswitches that grant you a seamless drag-and-drop UI experience.

Weighing in under two pounds, the Neural DSP Nano Cortex puts the power of the Quad Cortex in a pedal-size form factor. This processor pedal leverages 2GHz of dedicated DSP and SHARC architecture, shrinking much of the Quad Cortex’s might into a smaller, more streamlined package. Like its larger sibling, the Nano Cortex boasts Neural Capture technology that allows you to create digital profiles of physical amps, cabs, and drive pedals with the same resolution and accuracy as the Quad Cortex. And while it’s certainly compact, the Nano Cortex flaunts full audio-interface capabilities, Bluetooth to connect to the Cortex Cloud, a plethora of effect models, and ample EQ options to fine-tune your tone. Two encoder footswitches tie it all together, featuring 25 Neural Capture slots on the left footswitch and access to your IRs on the right footswitch. Combining industry-leading profiling power, a stompbox-style workflow, and gig bag-ready portability, the Nano Cortex presents a palm-size rig replacement for performers and recording musicians alike.

Both the Quad Cortex and the Nano Cortex come equipped with Neural DSP’s Neural Capture, allowing you to create immaculate digital snapshots of your favorite physical amplifiers, cabs, and drive pedals. By harnessing the power of Neural DSP’s biomimetic AI technology, Neural Capture replicates the sound of your gear with the utmost authenticity, and you can even share and download captures with other users via Cortex Cloud. Furthermore, the Quad Cortex and the Nano Cortex also boast IR loaders that allow you to augment your sonic toolbox with third-party IRs.

Neural DSP began life purely as a plug-in provider, so it’s no surprise that their software amplifier and effects simulations still rank among the most authentic available anywhere. From re-creations of iconic heads and cabs to artist-signature Archetype collections — a series that includes the likes of John Petrucci, Tim Henson, Tom Morello, Tosin Abasi, and more — Neural DSP’s plug-ins expand your sonic arsenal with studio-level tones galore. What’s more, the Quad Cortex boasts the ability to load select Neural DSP plug-ins, and the list of compatible plug-ins is expanding all the time!

* Offer applies only to single-receipt qualifying purchases. Select manufacturers may require that only the manufacturer’s products qualify towards the minimum purchase amount needed to be eligible for promotional financing. Otherwise, an invoice that meets the minimum purchase amount and contains at least one qualifying manufacturer product is eligible for promotional financing. No interest will be charged on promo purchase balance, and equal monthly payments are required on promo purchase until it is paid in full. The payments equal the amount financed divided by the number of months in the promo period, rounded up to the next whole dollar. These payments may be higher than the payments that would be required if this purchase was a non-promo purchase. During the last month(s) of the promo period the required monthly payment may be reduced due to the prior months’ rounding. Regular account terms apply to non-promo purchases. New Accounts as of 07/31/2025: Purchase APR is 34.99%. Penalty APR is 39.99%. Min Interest Charge is $2. Existing cardholders: See your credit card agreement terms. Subject to credit approval.