What Lightelligence does

Lightelligence is an optical computing company founded in 2017 as an MIT spinout, developing CMOS-compatible silicon photonics hardware to address bandwidth, latency, and energy-efficiency bottlenecks in AI training, inference, and HPC infrastructure. Its commercial portfolio is organized into two product families: the PACE family of optoelectronic accelerated computing cards (first-generation PACE with a 64x64 optical matrix in 2021 and the 128x128 PACE 2 launched commercially in 2025) and the Optical Fabric family comprising Photowave PCIe/CXL optical communications hardware (CDFP, QSFP-DD, and SFF-TA-1032 AOCs and PCIe cards) and Lightsphere X, a distributed Optical Circuit Switch (dOCS) implemented in the world's first silicon-photonic OCS chip in a QSFP-DD pluggable form factor. These products rest on three proprietary technology pillars — oMAC (Optical Multiply Accumulate), oNOC (Optical Network-on-Chip), and oNET (Optical Networking) — implemented with advanced 3D TSV and flip-chip packaging. Hummingbird oNOC, a 64-core SIMD AI inference ASIC system-in-package, serves as the company's electronic AI accelerator proof point.

The company sells hardware via direct enterprise sales through [email protected] and "Contact Sales" CTAs on every product page, with no publicly disclosed price list and configuration-based quotes. Pricing for the underlying technologies is benchmarked against incumbent electrical interconnects: oNET delivers ~2 pJ/bit energy efficiency (1/4 of NVLink 3.0) and ~3.5 ns latency (1/3 of NVLink 3.0); oMAC achieves <1 pJ/bit (1/6 of eNoC); and Lightsphere X delivers microsecond-level switching with ~90% lower latency than traditional electrical switches. Customers span AI/HPC data centers and hyperscalers as the primary segment, with semiconductor and AI accelerator companies as a parallel primary segment, and secondary verticals in financial services (high-frequency trading, risk analysis), life sciences (medical imaging, genetic sequencing), and scientific research (bioinformatics, materials, Ising-model optimization). The company reports revenue "tripled over two years" leading into its 2026 Hong Kong IPO and operates across Boston/Waltham, Shanghai (legal HQ), San Jose, and Singapore.

The business is funded by over US$200M of cumulative pre-IPO venture capital and a HK$2.5 billion (~US$323M) Hong Kong Stock Exchange IPO completed on 2026-04-28, with cornerstone investors Alibaba Investment, GIC, and Temasek collectively subscribing to over 71% of the offering. It employs approximately 250 people globally, of whom 70% of chip designers have 10+ years of industry experience, and is led by founder/CEO Dr. Yichen Shen (MIT Physics PhD) alongside CTO Dr. Huaiyu Meng (MIT EE PhD), VP of Engineering Maurice Steinman (former AMD Senior Fellow), and MIT Professor and MacArthur Fellow Dr. Marin Soljacic as co-founder. The company maintains standards-body memberships in CXL, UALink (Contributor Member since 2024-11-01), and the Global Semiconductor Alliance, and operates a joint SJTU Shanghai Key Laboratory of Integrated Photonic Computing Chips and Systems established in 2026.

Name

Lightelligence

Legal name

Shanghai Xizhi Technology Co.

Website

https://lightelligence.ai

Company type

Public

Founded year

2017

Operating status

Ipo

Headcount range

101–250 employees

Short description

Lightelligence is an MIT spinout that designs CMOS-compatible silicon photonics hardware — PACE 2 optoelectronic computing cards, Photowave PCIe/CXL optical interconnects, and Lightsphere X distributed optical switches — serving AI data centers, hyperscalers, and semiconductor companies.

Ownership category

akta.pro rank

Product category

Silicon Photonic Computing Hardware

NAICS

Semiconductor and Related Device Manufacturing (334413), Fiber Optic Cable Manufacturing (335921), Computer and Peripheral Equipment Manufacturing (33411)

SIC

Semiconductors & Related Devices (3674), Computer Communications Equipment (3576), Electronic Connectors (3678)

akta.pro primary industry

Networking & Data Center Silicon (Switch/NIC/DPU/SerDes) (HDAHABAB)

akta.pro secondary industries

Compute & Acceleration ICs (CPU/GPU/AI/FPGA/ASIC) (HDAHABAC), Optical Transceivers (SFP/SFP+/SFP28/QSFP/QSFP-DD/OSFP) (HDAFAEAE), Optoelectronic Receivers & Transceivers (Photodetectors/Optical Modules) (HDAHALAM), Optoelectronics & Photonics (LED/Laser/Optical ICs) (HDAHAAAH)

Keywords

• Silicon photonic computing
• Optical interconnect hardware
• Photonic AI accelerators
• CXL optical networking
• Distributed optical switching

Headquarters

HQ city

Boston

HQ country

United States

HQ region

North America

Offices4 records

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Technology or R&D, Operations, Marketing or Sales, Infrastructure, Supply Chain

Revenue model

1. Hardware product sales (PACE / PACE 2 / Photowave / Lightsphere X): Primary revenue is unit sales of photonic accelerator cards (PACE, PACE 2), optical networking AOCs and pigtails (Photowave CDFP, QSFP-DD, SFF-TA-1032), and dOCS chips/systems (Lightsphere X). Photowave is 'AVAILABLE NOW' globally; PACE 2 launched commercially in 2025.
2. Enterprise data-center and AI infrastructure contracts: The company 'tripled sales over two years' per its IPO prospectus, driven by data center and AI infrastructure customers. Sales are typically configured deals closed through direct enterprise engagement.
3. Technology partnerships and co-development (Hummingbird ASIC): Lightelligence develops semi-custom ASIC implementations with partners, indicating a strategic co-development/IP-licensing pathway alongside standard product sales. Hummingbird PCIe cards were sampled to an early partner in 2023 for this purpose.

Pricing tiers

Go-to-market motion4 records

Distribution channels4 records

Marketing channels6 records

Core offering

Lightelligence designs, manufactures, and sells silicon-photonics-based hardware for AI and HPC data centers. Its commercial portfolio includes photonic accelerator cards (PACE and PACE 2), PCIe/CXL optical Active Optical Cables (Photowave in CDFP, QSFP-DD, and pigtail form factors), and a distributed Optical Circuit Switch (Lightsphere X) built on a silicon-photonic OCS chip in a QSFP-DD form factor. These products are sold to enterprise customers and hyperscalers via direct sales and channel partners, and are built on the company's proprietary oMAC, oNOC, and oNET technology pillars implemented in a CMOS-compatible silicon photonics process.

Product overview

Lightelligence is a platform-plus-modules optical computing company. Its commercial portfolio is organized into three families: the PACE family of optoelectronic accelerated computing cards (PACE 1st generation and PACE 2), the Photowave family of PCIe/CXL optical interconnect hardware (CDFP, QSFP-DD, and pigtail Active Optical Cables and PCIe cards), and Lightsphere X, a distributed Optical Circuit Switch (dOCS) silicon-photonic chip in a QSFP-DD form factor. These sit on top of three proprietary silicon-photonics technology building blocks: oMAC (Optical Multiply Accumulate) for matrix operations, oNOC (Optical Network on Chip) for on-chip communication, and oNET (Optical Networking) for chip-to-chip and rack-scale connectivity. Together the products address AI training, inference, memory disaggregation, and composable data center architecture, with Hummingbird oNOC (a 64-core AI inference ASIC + oNoC interposer PCIe card) serving as the company's electronic AI accelerator proof point, and xPU-CPO co-packaged optics and NPO (Near-Packaged Optics, OIF 3.2T) representing its co-packaged-optics roadmap.

Differentiator

Problem solved

Functional benefit

Brands

• PACE (Photonic Arithmetic Computing Engine): First-generation fully integrated photonic computing platform featuring a 64x64 optical matrix multiplier in an integrated silicon photonic chip.
• PACE 2
• Photowave
• Lightsphere X (dOCS)
• Hummingbird

Products and services

• PACE 2 Optoelectronic Accelerated Computing Card Lightelligence's 2nd-generation optoelectronic accelerated computing card, integrating a 128x128 optical matrix multiplier with 40,000+ photonic devices on a PCIe Gen4 x16 card with TSV and flip-chip 3D packaging. Provides software-defined, dynamically reconfigurable matrix operations through an ONNX/OpenCL/PyTorch/TVM SDK. Targeted at financial engineering, medical imaging, genetic engineering, and AI workloads.
• PACE (Photonic Arithmetic Computing Engine) Lightelligence's first-generation fully integrated photonic computing platform featuring a 64x64 optical matrix multiplier on a silicon photonic chip, flip-chip packaged with a CMOS microelectronic chip, with 12,000+ discrete photonic devices, 1 GHz system clock, and 150 ps oMAC delay. Targets Ising-model solving, bioinformatics, route planning, and material R&D.
• Photowave PCIe/CXL Optical Communications Hardware Optical communications hardware family offering CDFP, QSFP-DD, and optical pigtail Active Optical Cables plus PCIe cards, compatible with PCIe 5.0/6.0 and CXL 2.0/3.0, designed to enable disaggregated AI memory and composable data center architectures.
• Lightsphere X (Distributed Optical Circuit Switch / dOCS) Distributed Optical Circuit Switch built on the world's first silicon photonic OCS chip, packaged in a QSFP-DD form factor, integrating switching into the scale-up interconnect to enable larger and more flexible GPU superclusters with topology reconfigurability, microsecond-level switching latency, and ~90% lower latency versus traditional electrical switching.
• Hummingbird oNOC (64-core AI inference ASIC with Optical Network-on-Chip) System-in-package combining Lightelligence's 64-core SIMD AI inference accelerator ASIC with its proprietary oNoC photonic interposer in an all-to-all broadcast configuration, delivered on a PCIe card with a full AI software stack capable of running PyTorch models.

Quantifiable outcome

• oNET energy efficiency ~2 pJ/bit (1/4 of NVLink 3.0) and latency ~3.5 ns (1/3 of NVLink 3.0)
• +6 more outcomes

Segments5 records

Ideal customer profiles4 records

Technology focussed Yes

API detail

Has API

Yes

API docs

API detail

Core technology

AI maturity

App detail

Integration7 records

AI capability7 records

Feature7 records

Partnerships

Seven partnerships are on record, tiered flagship, core and minor.

• Shanghai Jiao Tong UniversityflagshipStrategic or Co-development Partner · 15 June 2026Joint initiative to launch the Shanghai Key Laboratory of Integrated Photonic Computing Chips and Systems, described as China's first industry-academia platform dedicated specifically to photonic computing R&D. The lab will focus on photonic chips, optical components, computing architectures, and software systems targeting AI and advanced computing power demands.
• PHISON ElectronicscoreTechnology or Integration · 25 November 2025Retimer partner for Lightelligence's Photowave optical networking product line. Joint live demo at SC25 in the CXL Consortium booth showing how Photowave unlocks physically distant memory pools over CXL, with PHISON providing the retimer.
• CXL ConsortiumcoreOthers · 25 November 2025Member of the CXL Consortium. Lightelligence demonstrated Photowave at the consortium's DevCon 2025 (with XConn and Liqid) and SC25 (with PHISON), promoting CXL/PCIe memory expansion and composability over optical interconnect.
• XConn TechnologiescoreTechnology or Integration · 12 May 2025Lightelligence Photowave 5.0 CDFP Active Optical Cable was integrated with XConn Technologies' CXL/PCIe switch, demonstrated live at CXL Consortium DevCon 2025 in Santa Clara to accelerate AI computing and composability.
• LiqidcoreTechnology or Integration · 12 May 2025Lightelligence Photowave 5.0 CDFP AOC was demonstrated connecting to Liqid's CXL Memory Expansion Chassis at CXL Consortium DevCon 2025, showing end-to-end composable memory over CXL/PCIe.
• UALink ConsortiumcoreOthers · 1 November 2024Lightelligence joined the UALink™ Consortium as a Contributor Member on 2024-11-01, contributing to the development of high-speed, low-latency scale-up interconnect standards for AI systems.
• Global Semiconductor Alliance (GSA)minorOthers · 17 April 2023Lightelligence joined the Global Semiconductor Alliance in 2023 as a member company.

Scale indicators10 records

Recent moves10 records

Expansion highlights6 records

Others

• Liqid: Composable infrastructure vendor whose CXL Memory Expansion Chassis is integrated with Lightelligence's Photowave at CXL DevCon 2025. Ecosystem enabler for the disaggregated-memory use case rather than a direct photonic-compute competitor.
• XConn Technologies: CXL/PCIe switch partner already validated with Lightelligence Photowave at CXL DevCon 2025. Adjacent ecosystem participant that helps define the composable-memory use cases Photowave enables, rather than a direct photonic competitor.

Emerging players

• PsiQuantum: Uses silicon photonics to build photonic quantum computing systems. While targeting a different end market (quantum computing), it shares Lightelligence's CMOS-compatible silicon-photonics manufacturing base and competes for the same photonics talent and foundry capacity.
• POET Technologies: Develops integrated photonics platforms (POET Optical Interposer) for data-center and AI interconnect. Comparable to Lightelligence's silicon-photonics oNET and Photowave product families, though focused on interposer-based integration rather than standalone accelerator cards.

Broad incumbents

• Intel (Silicon Photonics / Intel Foundry): Operates a long-standing silicon-photonics platform (optical transceivers, integrated lasers, and co-packaged optics R&D) and could supply or compete with Lightelligence's Photowave and Lightsphere X products in data-center customers. Comparable as a broad incumbent in silicon-photonics-based optical interconnect.
• Marvell Technology: Leading supplier of optical DSPs (Inphi-derived portfolio) for data-center optical interconnects and PAM4 connectivity. Comparable to Lightelligence's Photowave in targeting high-speed optical interconnect inside AI/HPC clusters, though at a much larger scale.
• Broadcom: Major supplier of optical DSPs, transceivers, and switching silicon to hyperscalers, with an expanding optical-switching and co-packaged optics roadmap. Comparable to Lightelligence's Photowave AOC family and Lightsphere X dOCS, although serving a much broader portfolio.

Direct peers

• Celestial AI: Builds a photonic fabric (Photonic Fabric) for memory and interconnect inside AI accelerators and data centers. Directly competes with Lightelligence's Photowave and Lightsphere X for chip-to-chip and rack-scale optical connectivity in AI clusters.
• Ayar Labs: Provides in-package optical I/O (chiplet-based) for AI and HPC compute, including TeraPHY optical chiplets and SuperNova light engines. Directly comparable to Lightelligence's oNET/Photowave chip-to-chip optical interconnect roadmap.
• Lightmatter: Closest direct competitor in silicon-photonic AI compute, offering photonic accelerator chips and interposers for AI workloads. Competes head-to-head with Lightelligence's PACE 2 in photonic matrix multiplication and with its oNOC technology in AI accelerator packaging.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/lightelligence
• YouTubeyoutube.com/channel/UCU6G1UAwmXAeOGSAcjLzWQQ
• LinkedInlinkedin.com/company/lightelligence-ai

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Subsidiaries1 record

Funding overview

Funding rounds5 records

Investors15 records

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Lightelligence